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Posted to commits@hbase.apache.org by la...@apache.org on 2015/01/29 22:56:16 UTC

[1/3] hbase git commit: HBASE-12859 New master API to track major compaction completion.

Repository: hbase
Updated Branches:
  refs/heads/branch-1 8ddc90c20 -> 0b3502f2b


http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-protocol/src/main/protobuf/ClusterStatus.proto
----------------------------------------------------------------------
diff --git a/hbase-protocol/src/main/protobuf/ClusterStatus.proto b/hbase-protocol/src/main/protobuf/ClusterStatus.proto
index 7e78395..2b2d9eb 100644
--- a/hbase-protocol/src/main/protobuf/ClusterStatus.proto
+++ b/hbase-protocol/src/main/protobuf/ClusterStatus.proto
@@ -113,6 +113,8 @@ message RegionLoad {
 
   /** The current data locality for region in the regionserver */
   optional float data_locality = 16;
+
+  optional uint64 last_major_compaction_ts = 17 [default = 0];
 }
 
 /* Server-level protobufs */

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-protocol/src/main/protobuf/Master.proto
----------------------------------------------------------------------
diff --git a/hbase-protocol/src/main/protobuf/Master.proto b/hbase-protocol/src/main/protobuf/Master.proto
index 34f68e9..170a326 100644
--- a/hbase-protocol/src/main/protobuf/Master.proto
+++ b/hbase-protocol/src/main/protobuf/Master.proto
@@ -364,6 +364,18 @@ message IsProcedureDoneResponse {
         optional ProcedureDescription snapshot = 2;
 }
 
+message MajorCompactionTimestampRequest {
+  required TableName table_name = 1;
+}
+
+message MajorCompactionTimestampForRegionRequest {
+  required RegionSpecifier region = 1;
+}
+
+message MajorCompactionTimestampResponse {
+  required int64 compaction_timestamp = 1;
+}
+
 service MasterService {
   /** Used by the client to get the number of regions that have received the updated schema */
   rpc GetSchemaAlterStatus(GetSchemaAlterStatusRequest)
@@ -571,4 +583,12 @@ service MasterService {
   /** returns a list of tables for a given namespace*/
   rpc ListTableNamesByNamespace(ListTableNamesByNamespaceRequest)
     returns(ListTableNamesByNamespaceResponse);
+
+  /** Returns the timestamp of the last major compaction */
+  rpc getLastMajorCompactionTimestamp(MajorCompactionTimestampRequest)
+    returns(MajorCompactionTimestampResponse);
+
+  /** Returns the timestamp of the last major compaction */
+  rpc getLastMajorCompactionTimestampForRegion(MajorCompactionTimestampForRegionRequest)
+    returns(MajorCompactionTimestampResponse);
 }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileWriter.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileWriter.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileWriter.java
index 2bef680..52491e6 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileWriter.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileWriter.java
@@ -148,6 +148,9 @@ public abstract class AbstractHFileWriter implements HFile.Writer {
     int avgValueLen =
         entryCount == 0 ? 0 : (int) (totalValueLength / entryCount);
     fileInfo.append(FileInfo.AVG_VALUE_LEN, Bytes.toBytes(avgValueLen), false);
+
+    fileInfo.append(FileInfo.CREATE_TIME_TS, Bytes.toBytes(hFileContext.getFileCreateTime()),
+      false);
   }
 
   /**

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java
index f938020..f168420 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java
@@ -540,6 +540,7 @@ public class HFile {
     static final byte [] LASTKEY = Bytes.toBytes(RESERVED_PREFIX + "LASTKEY");
     static final byte [] AVG_KEY_LEN = Bytes.toBytes(RESERVED_PREFIX + "AVG_KEY_LEN");
     static final byte [] AVG_VALUE_LEN = Bytes.toBytes(RESERVED_PREFIX + "AVG_VALUE_LEN");
+    static final byte [] CREATE_TIME_TS = Bytes.toBytes(RESERVED_PREFIX + "CREATE_TIME_TS");
     static final byte [] COMPARATOR = Bytes.toBytes(RESERVED_PREFIX + "COMPARATOR");
     static final byte [] TAGS_COMPRESSED = Bytes.toBytes(RESERVED_PREFIX + "TAGS_COMPRESSED");
     public static final byte [] MAX_TAGS_LEN = Bytes.toBytes(RESERVED_PREFIX + "MAX_TAGS_LEN");

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
index e466041..26cb6c9 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
@@ -157,6 +157,7 @@ public class HFileReaderV2 extends AbstractHFileReader {
     // File info
     fileInfo = new FileInfo();
     fileInfo.read(blockIter.nextBlockWithBlockType(BlockType.FILE_INFO).getByteStream());
+    this.hfileContext.setFileCreateTime(Bytes.toLong(fileInfo.get(FileInfo.CREATE_TIME_TS)));
     lastKey = fileInfo.get(FileInfo.LASTKEY);
     avgKeyLen = Bytes.toInt(fileInfo.get(FileInfo.AVG_KEY_LEN));
     avgValueLen = Bytes.toInt(fileInfo.get(FileInfo.AVG_VALUE_LEN));

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
index 775f018..2617c85 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
@@ -2305,4 +2305,14 @@ public class HMaster extends HRegionServer implements MasterServices, Server {
       }
     }
   }
+
+  @Override
+  public long getLastMajorCompactionTimestamp(TableName table) throws IOException {
+    return getClusterStatus().getLastMajorCompactionTsForTable(table);
+  }
+
+  @Override
+  public long getLastMajorCompactionTimestampForRegion(byte[] regionName) throws IOException {
+    return getClusterStatus().getLastMajorCompactionTsForRegion(regionName);
+  }
 }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterRpcServices.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterRpcServices.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterRpcServices.java
index d8a71ff..81424bf 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterRpcServices.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterRpcServices.java
@@ -106,6 +106,9 @@ import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescript
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MasterService;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnResponse;
@@ -1243,4 +1246,35 @@ public class MasterRpcServices extends RSRpcServices
       throw new ServiceException(ioe);
     }
   }
+
+  @Override
+  public MajorCompactionTimestampResponse getLastMajorCompactionTimestamp(RpcController controller,
+      MajorCompactionTimestampRequest request) throws ServiceException {
+    MajorCompactionTimestampResponse.Builder response =
+        MajorCompactionTimestampResponse.newBuilder();
+    try {
+      master.checkInitialized();
+      response.setCompactionTimestamp(master.getLastMajorCompactionTimestamp(ProtobufUtil
+          .toTableName(request.getTableName())));
+    } catch (IOException e) {
+      throw new ServiceException(e);
+    }
+    return response.build();
+  }
+
+  @Override
+  public MajorCompactionTimestampResponse getLastMajorCompactionTimestampForRegion(
+      RpcController controller, MajorCompactionTimestampForRegionRequest request)
+      throws ServiceException {
+    MajorCompactionTimestampResponse.Builder response =
+        MajorCompactionTimestampResponse.newBuilder();
+    try {
+      master.checkInitialized();
+      response.setCompactionTimestamp(master.getLastMajorCompactionTimestampForRegion(request
+          .getRegion().getValue().toByteArray()));
+    } catch (IOException e) {
+      throw new ServiceException(e);
+    }
+    return response.build();
+  }
 }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterServices.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterServices.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterServices.java
index 627b3c5..458e53c 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterServices.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterServices.java
@@ -250,4 +250,20 @@ public interface MasterServices extends Server {
    * @throws IOException
    */
   public List<TableName> listTableNamesByNamespace(String name) throws IOException;
+
+  /**
+   * @param table
+   * @return the timestamp of the last successful major compaction for the passed table,
+   * or 0 if no HFile resulting from a major compaction exists
+   * @throws IOException
+   */
+  public long getLastMajorCompactionTimestamp(TableName table) throws IOException;
+
+  /**
+   * @param regionName
+   * @return the timestamp of the last successful major compaction for the passed region
+   * or 0 if no HFile resulting from a major compaction exists
+   * @throws IOException
+   */
+  public long getLastMajorCompactionTimestampForRegion(byte[] regionName) throws IOException;
 }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
index 758af86..15270b3 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
@@ -118,6 +118,7 @@ import org.apache.hadoop.hbase.io.HeapSize;
 import org.apache.hadoop.hbase.io.TimeRange;
 import org.apache.hadoop.hbase.io.hfile.BlockCache;
 import org.apache.hadoop.hbase.io.hfile.CacheConfig;
+import org.apache.hadoop.hbase.io.hfile.HFile;
 import org.apache.hadoop.hbase.ipc.CallerDisconnectedException;
 import org.apache.hadoop.hbase.ipc.RpcCallContext;
 import org.apache.hadoop.hbase.ipc.RpcServer;
@@ -1492,6 +1493,28 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver { //
     return Collections.min(lastStoreFlushTimeMap.values());
   }
 
+  /**
+   * This can be used to determine the last time all files of this region were major compacted.
+   * @param majorCompactioOnly Only consider HFile that are the result of major compaction
+   * @return the timestamp of the oldest HFile for all stores of this region
+   */
+  public long getOldestHfileTs(boolean majorCompactioOnly) throws IOException {
+    long result = Long.MAX_VALUE;
+    for (Store store : getStores().values()) {
+      for (StoreFile file : store.getStorefiles()) {
+        HFile.Reader reader = file.getReader().getHFileReader();
+        if (majorCompactioOnly) {
+          byte[] val = reader.loadFileInfo().get(StoreFile.MAJOR_COMPACTION_KEY);
+          if (val == null || !Bytes.toBoolean(val)) {
+            continue;
+          }
+        }
+        result = Math.min(result, reader.getFileContext().getFileCreateTime());
+      }
+    }
+    return result == Long.MAX_VALUE ? 0 : result;
+  }
+
   //////////////////////////////////////////////////////////////////////////////
   // HRegion maintenance.
   //

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
index 484d437..a76c9c6 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
@@ -1328,7 +1328,7 @@ public class HRegionServer extends HasThread implements
    * @throws IOException
    */
   private RegionLoad createRegionLoad(final HRegion r, RegionLoad.Builder regionLoadBldr,
-      RegionSpecifier.Builder regionSpecifier) {
+      RegionSpecifier.Builder regionSpecifier) throws IOException {
     byte[] name = r.getRegionName();
     int stores = 0;
     int storefiles = 0;
@@ -1390,8 +1390,8 @@ public class HRegionServer extends HasThread implements
       .setTotalCompactingKVs(totalCompactingKVs)
       .setCurrentCompactedKVs(currentCompactedKVs)
       .setCompleteSequenceId(r.maxFlushedSeqId)
-      .setDataLocality(dataLocality);
-
+      .setDataLocality(dataLocality)
+      .setLastMajorCompactionTs(r.getOldestHfileTs(true));
     return regionLoadBldr.build();
   }
 
@@ -1399,7 +1399,7 @@ public class HRegionServer extends HasThread implements
    * @param encodedRegionName
    * @return An instance of RegionLoad.
    */
-  public RegionLoad createRegionLoad(final String encodedRegionName) {
+  public RegionLoad createRegionLoad(final String encodedRegionName) throws IOException {
     HRegion r = null;
     r = this.onlineRegions.get(encodedRegionName);
     return r != null ? createRegionLoad(r, null, null) : null;

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java
index 6a65038..94cf9d5 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java
@@ -991,6 +991,7 @@ public class HStore implements Store {
                                 .withHBaseCheckSum(true)
                                 .withDataBlockEncoding(family.getDataBlockEncoding())
                                 .withEncryptionContext(cryptoContext)
+                                .withCreateTime(EnvironmentEdgeManager.currentTime())
                                 .build();
     return hFileContext;
   }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin1.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin1.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin1.java
index e7d8da2..400d929 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin1.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAdmin1.java
@@ -412,6 +412,58 @@ public class TestAdmin1 {
   }
 
   @Test (timeout=300000)
+  public void testCompactionTimestamps() throws Exception {
+    HColumnDescriptor fam1 = new HColumnDescriptor("fam1");
+    TableName tableName = TableName.valueOf("testCompactionTimestampsTable");
+    HTableDescriptor htd = new HTableDescriptor(tableName);
+    htd.addFamily(fam1);
+    this.admin.createTable(htd);
+    HTable table = (HTable)TEST_UTIL.getConnection().getTable(htd.getTableName());
+    long ts = this.admin.getLastMajorCompactionTimestamp(tableName);
+    assertEquals(0, ts);
+    Put p = new Put(Bytes.toBytes("row1"));
+    p.add(Bytes.toBytes("fam1"), Bytes.toBytes("fam1"), Bytes.toBytes("fam1"));
+    table.put(p);
+    ts = this.admin.getLastMajorCompactionTimestamp(tableName);
+    // no files written -> no data
+    assertEquals(0, ts);
+
+    this.admin.flush(tableName);
+    ts = this.admin.getLastMajorCompactionTimestamp(tableName);
+    // still 0, we flushed a file, but no major compaction happened
+    assertEquals(0, ts);
+
+    byte[] regionName =
+        table.getRegionLocator().getAllRegionLocations().get(0).getRegionInfo().getRegionName();
+    long ts1 = this.admin.getLastMajorCompactionTimestampForRegion(regionName);
+    assertEquals(ts, ts1);
+    p = new Put(Bytes.toBytes("row2"));
+    p.add(Bytes.toBytes("fam1"), Bytes.toBytes("fam1"), Bytes.toBytes("fam1"));
+    table.put(p);
+    this.admin.flush(tableName);
+    ts = this.admin.getLastMajorCompactionTimestamp(tableName);
+    // make sure the region API returns the same value, as the old file is still around
+    assertEquals(ts1, ts);
+
+    TEST_UTIL.compact(tableName, true);
+    table.put(p);
+    // forces a wait for the compaction
+    this.admin.flush(tableName);
+    ts = this.admin.getLastMajorCompactionTimestamp(tableName);
+    // after a compaction our earliest timestamp will have progressed forward
+    assertTrue(ts > ts1);
+
+    // region api still the same
+    ts1 = this.admin.getLastMajorCompactionTimestampForRegion(regionName);
+    assertEquals(ts, ts1);
+    table.put(p);
+    this.admin.flush(tableName);
+    ts = this.admin.getLastMajorCompactionTimestamp(tableName);
+    assertEquals(ts, ts1);
+    table.close();
+  }
+
+  @Test (timeout=300000)
   public void testHColumnValidName() {
        boolean exceptionThrown;
        try {

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestCatalogJanitor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestCatalogJanitor.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestCatalogJanitor.java
index 912c600..e4c1dbb 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestCatalogJanitor.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestCatalogJanitor.java
@@ -427,6 +427,18 @@ public class TestCatalogJanitor {
       // Auto-generated method stub
       return false;
     }
+
+    @Override
+    public long getLastMajorCompactionTimestamp(TableName table) throws IOException {
+      // Auto-generated method stub
+      return 0;
+    }
+
+    @Override
+    public long getLastMajorCompactionTimestampForRegion(byte[] regionName) throws IOException {
+      // Auto-generated method stub
+      return 0;
+    }
   }
 
   @Test


[2/3] hbase git commit: HBASE-12859 New master API to track major compaction completion.

Posted by la...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/MasterProtos.java
----------------------------------------------------------------------
diff --git a/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/MasterProtos.java b/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/MasterProtos.java
index 6821a81..9150e43 100644
--- a/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/MasterProtos.java
+++ b/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/MasterProtos.java
@@ -41475,6 +41475,1570 @@ public final class MasterProtos {
     // @@protoc_insertion_point(class_scope:IsProcedureDoneResponse)
   }
 
+  public interface MajorCompactionTimestampRequestOrBuilder
+      extends com.google.protobuf.MessageOrBuilder {
+
+    // required .TableName table_name = 1;
+    /**
+     * <code>required .TableName table_name = 1;</code>
+     */
+    boolean hasTableName();
+    /**
+     * <code>required .TableName table_name = 1;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName getTableName();
+    /**
+     * <code>required .TableName table_name = 1;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableNameOrBuilder getTableNameOrBuilder();
+  }
+  /**
+   * Protobuf type {@code MajorCompactionTimestampRequest}
+   */
+  public static final class MajorCompactionTimestampRequest extends
+      com.google.protobuf.GeneratedMessage
+      implements MajorCompactionTimestampRequestOrBuilder {
+    // Use MajorCompactionTimestampRequest.newBuilder() to construct.
+    private MajorCompactionTimestampRequest(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
+      super(builder);
+      this.unknownFields = builder.getUnknownFields();
+    }
+    private MajorCompactionTimestampRequest(boolean noInit) { this.unknownFields = com.google.protobuf.UnknownFieldSet.getDefaultInstance(); }
+
+    private static final MajorCompactionTimestampRequest defaultInstance;
+    public static MajorCompactionTimestampRequest getDefaultInstance() {
+      return defaultInstance;
+    }
+
+    public MajorCompactionTimestampRequest getDefaultInstanceForType() {
+      return defaultInstance;
+    }
+
+    private final com.google.protobuf.UnknownFieldSet unknownFields;
+    @java.lang.Override
+    public final com.google.protobuf.UnknownFieldSet
+        getUnknownFields() {
+      return this.unknownFields;
+    }
+    private MajorCompactionTimestampRequest(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      initFields();
+      int mutable_bitField0_ = 0;
+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+          com.google.protobuf.UnknownFieldSet.newBuilder();
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            default: {
+              if (!parseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+            case 10: {
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.Builder subBuilder = null;
+              if (((bitField0_ & 0x00000001) == 0x00000001)) {
+                subBuilder = tableName_.toBuilder();
+              }
+              tableName_ = input.readMessage(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.PARSER, extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(tableName_);
+                tableName_ = subBuilder.buildPartial();
+              }
+              bitField0_ |= 0x00000001;
+              break;
+            }
+          }
+        }
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(this);
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(
+            e.getMessage()).setUnfinishedMessage(this);
+      } finally {
+        this.unknownFields = unknownFields.build();
+        makeExtensionsImmutable();
+      }
+    }
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampRequest_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampRequest_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.class, org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.Builder.class);
+    }
+
+    public static com.google.protobuf.Parser<MajorCompactionTimestampRequest> PARSER =
+        new com.google.protobuf.AbstractParser<MajorCompactionTimestampRequest>() {
+      public MajorCompactionTimestampRequest parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new MajorCompactionTimestampRequest(input, extensionRegistry);
+      }
+    };
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<MajorCompactionTimestampRequest> getParserForType() {
+      return PARSER;
+    }
+
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+    // required .TableName table_name = 1;
+    public static final int TABLE_NAME_FIELD_NUMBER = 1;
+    private org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName tableName_;
+    /**
+     * <code>required .TableName table_name = 1;</code>
+     */
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+    }
+    /**
+     * <code>required .TableName table_name = 1;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableNameOrBuilder getTableNameOrBuilder() {
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+    }
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+    private void initFields() {
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+    }
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+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized != -1) return isInitialized == 1;
+
+      if (!hasTableName()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+      if (!getTableName().isInitialized()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    public void writeTo(com.google.protobuf.CodedOutputStream output)
+                        throws java.io.IOException {
+      getSerializedSize();
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        output.writeMessage(1, tableName_);
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+      getUnknownFields().writeTo(output);
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+    private int memoizedSerializedSize = -1;
+    public int getSerializedSize() {
+      int size = memoizedSerializedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(1, tableName_);
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+      size += getUnknownFields().getSerializedSize();
+      memoizedSerializedSize = size;
+      return size;
+    }
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+    private static final long serialVersionUID = 0L;
+    @java.lang.Override
+    protected java.lang.Object writeReplace()
+        throws java.io.ObjectStreamException {
+      return super.writeReplace();
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+       return true;
+      }
+      if (!(obj instanceof org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest)) {
+        return super.equals(obj);
+      }
+      org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest other = (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest) obj;
+
+      boolean result = true;
+      result = result && (hasTableName() == other.hasTableName());
+      if (hasTableName()) {
+        result = result && getTableName()
+            .equals(other.getTableName());
+      }
+      result = result &&
+          getUnknownFields().equals(other.getUnknownFields());
+      return result;
+    }
+
+    private int memoizedHashCode = 0;
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptorForType().hashCode();
+      if (hasTableName()) {
+        hash = (37 * hash) + TABLE_NAME_FIELD_NUMBER;
+        hash = (53 * hash) + getTableName().hashCode();
+      }
+      hash = (29 * hash) + getUnknownFields().hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+
+    public static Builder newBuilder() { return Builder.create(); }
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder(org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest prototype) {
+      return newBuilder().mergeFrom(prototype);
+    }
+    public Builder toBuilder() { return newBuilder(this); }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * Protobuf type {@code MajorCompactionTimestampRequest}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessage.Builder<Builder>
+       implements org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequestOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampRequest_descriptor;
+      }
+
+      protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampRequest_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.class, org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.Builder.class);
+      }
+
+      // Construct using org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.newBuilder()
+      private Builder() {
+        maybeForceBuilderInitialization();
+      }
+
+      private Builder(
+          com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+        super(parent);
+        maybeForceBuilderInitialization();
+      }
+      private void maybeForceBuilderInitialization() {
+        if (com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders) {
+          getTableNameFieldBuilder();
+        }
+      }
+      private static Builder create() {
+        return new Builder();
+      }
+
+      public Builder clear() {
+        super.clear();
+        if (tableNameBuilder_ == null) {
+          tableName_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.getDefaultInstance();
+        } else {
+          tableNameBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000001);
+        return this;
+      }
+
+      public Builder clone() {
+        return create().mergeFrom(buildPartial());
+      }
+
+      public com.google.protobuf.Descriptors.Descriptor
+          getDescriptorForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampRequest_descriptor;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest getDefaultInstanceForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.getDefaultInstance();
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest build() {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest result = buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest buildPartial() {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest result = new org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest(this);
+        int from_bitField0_ = bitField0_;
+        int to_bitField0_ = 0;
+        if (((from_bitField0_ & 0x00000001) == 0x00000001)) {
+          to_bitField0_ |= 0x00000001;
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+        if (tableNameBuilder_ == null) {
+          result.tableName_ = tableName_;
+        } else {
+          result.tableName_ = tableNameBuilder_.build();
+        }
+        result.bitField0_ = to_bitField0_;
+        onBuilt();
+        return result;
+      }
+
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest) {
+          return mergeFrom((org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest)other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest other) {
+        if (other == org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.getDefaultInstance()) return this;
+        if (other.hasTableName()) {
+          mergeTableName(other.getTableName());
+        }
+        this.mergeUnknownFields(other.getUnknownFields());
+        return this;
+      }
+
+      public final boolean isInitialized() {
+        if (!hasTableName()) {
+          
+          return false;
+        }
+        if (!getTableName().isInitialized()) {
+          
+          return false;
+        }
+        return true;
+      }
+
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest parsedMessage = null;
+        try {
+          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          parsedMessage = (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest) e.getUnfinishedMessage();
+          throw e;
+        } finally {
+          if (parsedMessage != null) {
+            mergeFrom(parsedMessage);
+          }
+        }
+        return this;
+      }
+      private int bitField0_;
+
+      // required .TableName table_name = 1;
+      private org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName tableName_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.getDefaultInstance();
+      private com.google.protobuf.SingleFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableNameOrBuilder> tableNameBuilder_;
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public boolean hasTableName() {
+        return ((bitField0_ & 0x00000001) == 0x00000001);
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName getTableName() {
+        if (tableNameBuilder_ == null) {
+          return tableName_;
+        } else {
+          return tableNameBuilder_.getMessage();
+        }
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public Builder setTableName(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName value) {
+        if (tableNameBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          tableName_ = value;
+          onChanged();
+        } else {
+          tableNameBuilder_.setMessage(value);
+        }
+        bitField0_ |= 0x00000001;
+        return this;
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public Builder setTableName(
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.Builder builderForValue) {
+        if (tableNameBuilder_ == null) {
+          tableName_ = builderForValue.build();
+          onChanged();
+        } else {
+          tableNameBuilder_.setMessage(builderForValue.build());
+        }
+        bitField0_ |= 0x00000001;
+        return this;
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public Builder mergeTableName(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName value) {
+        if (tableNameBuilder_ == null) {
+          if (((bitField0_ & 0x00000001) == 0x00000001) &&
+              tableName_ != org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.getDefaultInstance()) {
+            tableName_ =
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.newBuilder(tableName_).mergeFrom(value).buildPartial();
+          } else {
+            tableName_ = value;
+          }
+          onChanged();
+        } else {
+          tableNameBuilder_.mergeFrom(value);
+        }
+        bitField0_ |= 0x00000001;
+        return this;
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public Builder clearTableName() {
+        if (tableNameBuilder_ == null) {
+          tableName_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.getDefaultInstance();
+          onChanged();
+        } else {
+          tableNameBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000001);
+        return this;
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.Builder getTableNameBuilder() {
+        bitField0_ |= 0x00000001;
+        onChanged();
+        return getTableNameFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableNameOrBuilder getTableNameOrBuilder() {
+        if (tableNameBuilder_ != null) {
+          return tableNameBuilder_.getMessageOrBuilder();
+        } else {
+          return tableName_;
+        }
+      }
+      /**
+       * <code>required .TableName table_name = 1;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableNameOrBuilder> 
+          getTableNameFieldBuilder() {
+        if (tableNameBuilder_ == null) {
+          tableNameBuilder_ = new com.google.protobuf.SingleFieldBuilder<
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableName.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableNameOrBuilder>(
+                  tableName_,
+                  getParentForChildren(),
+                  isClean());
+          tableName_ = null;
+        }
+        return tableNameBuilder_;
+      }
+
+      // @@protoc_insertion_point(builder_scope:MajorCompactionTimestampRequest)
+    }
+
+    static {
+      defaultInstance = new MajorCompactionTimestampRequest(true);
+      defaultInstance.initFields();
+    }
+
+    // @@protoc_insertion_point(class_scope:MajorCompactionTimestampRequest)
+  }
+
+  public interface MajorCompactionTimestampForRegionRequestOrBuilder
+      extends com.google.protobuf.MessageOrBuilder {
+
+    // required .RegionSpecifier region = 1;
+    /**
+     * <code>required .RegionSpecifier region = 1;</code>
+     */
+    boolean hasRegion();
+    /**
+     * <code>required .RegionSpecifier region = 1;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier getRegion();
+    /**
+     * <code>required .RegionSpecifier region = 1;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder getRegionOrBuilder();
+  }
+  /**
+   * Protobuf type {@code MajorCompactionTimestampForRegionRequest}
+   */
+  public static final class MajorCompactionTimestampForRegionRequest extends
+      com.google.protobuf.GeneratedMessage
+      implements MajorCompactionTimestampForRegionRequestOrBuilder {
+    // Use MajorCompactionTimestampForRegionRequest.newBuilder() to construct.
+    private MajorCompactionTimestampForRegionRequest(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
+      super(builder);
+      this.unknownFields = builder.getUnknownFields();
+    }
+    private MajorCompactionTimestampForRegionRequest(boolean noInit) { this.unknownFields = com.google.protobuf.UnknownFieldSet.getDefaultInstance(); }
+
+    private static final MajorCompactionTimestampForRegionRequest defaultInstance;
+    public static MajorCompactionTimestampForRegionRequest getDefaultInstance() {
+      return defaultInstance;
+    }
+
+    public MajorCompactionTimestampForRegionRequest getDefaultInstanceForType() {
+      return defaultInstance;
+    }
+
+    private final com.google.protobuf.UnknownFieldSet unknownFields;
+    @java.lang.Override
+    public final com.google.protobuf.UnknownFieldSet
+        getUnknownFields() {
+      return this.unknownFields;
+    }
+    private MajorCompactionTimestampForRegionRequest(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      initFields();
+      int mutable_bitField0_ = 0;
+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+          com.google.protobuf.UnknownFieldSet.newBuilder();
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            default: {
+              if (!parseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+            case 10: {
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder subBuilder = null;
+              if (((bitField0_ & 0x00000001) == 0x00000001)) {
+                subBuilder = region_.toBuilder();
+              }
+              region_ = input.readMessage(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.PARSER, extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(region_);
+                region_ = subBuilder.buildPartial();
+              }
+              bitField0_ |= 0x00000001;
+              break;
+            }
+          }
+        }
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(this);
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(
+            e.getMessage()).setUnfinishedMessage(this);
+      } finally {
+        this.unknownFields = unknownFields.build();
+        makeExtensionsImmutable();
+      }
+    }
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampForRegionRequest_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampForRegionRequest_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.class, org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.Builder.class);
+    }
+
+    public static com.google.protobuf.Parser<MajorCompactionTimestampForRegionRequest> PARSER =
+        new com.google.protobuf.AbstractParser<MajorCompactionTimestampForRegionRequest>() {
+      public MajorCompactionTimestampForRegionRequest parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new MajorCompactionTimestampForRegionRequest(input, extensionRegistry);
+      }
+    };
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<MajorCompactionTimestampForRegionRequest> getParserForType() {
+      return PARSER;
+    }
+
+    private int bitField0_;
+    // required .RegionSpecifier region = 1;
+    public static final int REGION_FIELD_NUMBER = 1;
+    private org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier region_;
+    /**
+     * <code>required .RegionSpecifier region = 1;</code>
+     */
+    public boolean hasRegion() {
+      return ((bitField0_ & 0x00000001) == 0x00000001);
+    }
+    /**
+     * <code>required .RegionSpecifier region = 1;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier getRegion() {
+      return region_;
+    }
+    /**
+     * <code>required .RegionSpecifier region = 1;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder getRegionOrBuilder() {
+      return region_;
+    }
+
+    private void initFields() {
+      region_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance();
+    }
+    private byte memoizedIsInitialized = -1;
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized != -1) return isInitialized == 1;
+
+      if (!hasRegion()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+      if (!getRegion().isInitialized()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    public void writeTo(com.google.protobuf.CodedOutputStream output)
+                        throws java.io.IOException {
+      getSerializedSize();
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        output.writeMessage(1, region_);
+      }
+      getUnknownFields().writeTo(output);
+    }
+
+    private int memoizedSerializedSize = -1;
+    public int getSerializedSize() {
+      int size = memoizedSerializedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(1, region_);
+      }
+      size += getUnknownFields().getSerializedSize();
+      memoizedSerializedSize = size;
+      return size;
+    }
+
+    private static final long serialVersionUID = 0L;
+    @java.lang.Override
+    protected java.lang.Object writeReplace()
+        throws java.io.ObjectStreamException {
+      return super.writeReplace();
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+       return true;
+      }
+      if (!(obj instanceof org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest)) {
+        return super.equals(obj);
+      }
+      org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest other = (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest) obj;
+
+      boolean result = true;
+      result = result && (hasRegion() == other.hasRegion());
+      if (hasRegion()) {
+        result = result && getRegion()
+            .equals(other.getRegion());
+      }
+      result = result &&
+          getUnknownFields().equals(other.getUnknownFields());
+      return result;
+    }
+
+    private int memoizedHashCode = 0;
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptorForType().hashCode();
+      if (hasRegion()) {
+        hash = (37 * hash) + REGION_FIELD_NUMBER;
+        hash = (53 * hash) + getRegion().hashCode();
+      }
+      hash = (29 * hash) + getUnknownFields().hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+
+    public static Builder newBuilder() { return Builder.create(); }
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder(org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest prototype) {
+      return newBuilder().mergeFrom(prototype);
+    }
+    public Builder toBuilder() { return newBuilder(this); }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * Protobuf type {@code MajorCompactionTimestampForRegionRequest}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessage.Builder<Builder>
+       implements org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequestOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampForRegionRequest_descriptor;
+      }
+
+      protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampForRegionRequest_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.class, org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.Builder.class);
+      }
+
+      // Construct using org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.newBuilder()
+      private Builder() {
+        maybeForceBuilderInitialization();
+      }
+
+      private Builder(
+          com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+        super(parent);
+        maybeForceBuilderInitialization();
+      }
+      private void maybeForceBuilderInitialization() {
+        if (com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders) {
+          getRegionFieldBuilder();
+        }
+      }
+      private static Builder create() {
+        return new Builder();
+      }
+
+      public Builder clear() {
+        super.clear();
+        if (regionBuilder_ == null) {
+          region_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance();
+        } else {
+          regionBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000001);
+        return this;
+      }
+
+      public Builder clone() {
+        return create().mergeFrom(buildPartial());
+      }
+
+      public com.google.protobuf.Descriptors.Descriptor
+          getDescriptorForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampForRegionRequest_descriptor;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest getDefaultInstanceForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.getDefaultInstance();
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest build() {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest result = buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest buildPartial() {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest result = new org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest(this);
+        int from_bitField0_ = bitField0_;
+        int to_bitField0_ = 0;
+        if (((from_bitField0_ & 0x00000001) == 0x00000001)) {
+          to_bitField0_ |= 0x00000001;
+        }
+        if (regionBuilder_ == null) {
+          result.region_ = region_;
+        } else {
+          result.region_ = regionBuilder_.build();
+        }
+        result.bitField0_ = to_bitField0_;
+        onBuilt();
+        return result;
+      }
+
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest) {
+          return mergeFrom((org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest)other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest other) {
+        if (other == org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.getDefaultInstance()) return this;
+        if (other.hasRegion()) {
+          mergeRegion(other.getRegion());
+        }
+        this.mergeUnknownFields(other.getUnknownFields());
+        return this;
+      }
+
+      public final boolean isInitialized() {
+        if (!hasRegion()) {
+          
+          return false;
+        }
+        if (!getRegion().isInitialized()) {
+          
+          return false;
+        }
+        return true;
+      }
+
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest parsedMessage = null;
+        try {
+          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          parsedMessage = (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest) e.getUnfinishedMessage();
+          throw e;
+        } finally {
+          if (parsedMessage != null) {
+            mergeFrom(parsedMessage);
+          }
+        }
+        return this;
+      }
+      private int bitField0_;
+
+      // required .RegionSpecifier region = 1;
+      private org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier region_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance();
+      private com.google.protobuf.SingleFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> regionBuilder_;
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public boolean hasRegion() {
+        return ((bitField0_ & 0x00000001) == 0x00000001);
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier getRegion() {
+        if (regionBuilder_ == null) {
+          return region_;
+        } else {
+          return regionBuilder_.getMessage();
+        }
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public Builder setRegion(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier value) {
+        if (regionBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          region_ = value;
+          onChanged();
+        } else {
+          regionBuilder_.setMessage(value);
+        }
+        bitField0_ |= 0x00000001;
+        return this;
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public Builder setRegion(
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder builderForValue) {
+        if (regionBuilder_ == null) {
+          region_ = builderForValue.build();
+          onChanged();
+        } else {
+          regionBuilder_.setMessage(builderForValue.build());
+        }
+        bitField0_ |= 0x00000001;
+        return this;
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public Builder mergeRegion(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier value) {
+        if (regionBuilder_ == null) {
+          if (((bitField0_ & 0x00000001) == 0x00000001) &&
+              region_ != org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance()) {
+            region_ =
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.newBuilder(region_).mergeFrom(value).buildPartial();
+          } else {
+            region_ = value;
+          }
+          onChanged();
+        } else {
+          regionBuilder_.mergeFrom(value);
+        }
+        bitField0_ |= 0x00000001;
+        return this;
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public Builder clearRegion() {
+        if (regionBuilder_ == null) {
+          region_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance();
+          onChanged();
+        } else {
+          regionBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000001);
+        return this;
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder getRegionBuilder() {
+        bitField0_ |= 0x00000001;
+        onChanged();
+        return getRegionFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder getRegionOrBuilder() {
+        if (regionBuilder_ != null) {
+          return regionBuilder_.getMessageOrBuilder();
+        } else {
+          return region_;
+        }
+      }
+      /**
+       * <code>required .RegionSpecifier region = 1;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> 
+          getRegionFieldBuilder() {
+        if (regionBuilder_ == null) {
+          regionBuilder_ = new com.google.protobuf.SingleFieldBuilder<
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder>(
+                  region_,
+                  getParentForChildren(),
+                  isClean());
+          region_ = null;
+        }
+        return regionBuilder_;
+      }
+
+      // @@protoc_insertion_point(builder_scope:MajorCompactionTimestampForRegionRequest)
+    }
+
+    static {
+      defaultInstance = new MajorCompactionTimestampForRegionRequest(true);
+      defaultInstance.initFields();
+    }
+
+    // @@protoc_insertion_point(class_scope:MajorCompactionTimestampForRegionRequest)
+  }
+
+  public interface MajorCompactionTimestampResponseOrBuilder
+      extends com.google.protobuf.MessageOrBuilder {
+
+    // required int64 compaction_timestamp = 1;
+    /**
+     * <code>required int64 compaction_timestamp = 1;</code>
+     */
+    boolean hasCompactionTimestamp();
+    /**
+     * <code>required int64 compaction_timestamp = 1;</code>
+     */
+    long getCompactionTimestamp();
+  }
+  /**
+   * Protobuf type {@code MajorCompactionTimestampResponse}
+   */
+  public static final class MajorCompactionTimestampResponse extends
+      com.google.protobuf.GeneratedMessage
+      implements MajorCompactionTimestampResponseOrBuilder {
+    // Use MajorCompactionTimestampResponse.newBuilder() to construct.
+    private MajorCompactionTimestampResponse(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
+      super(builder);
+      this.unknownFields = builder.getUnknownFields();
+    }
+    private MajorCompactionTimestampResponse(boolean noInit) { this.unknownFields = com.google.protobuf.UnknownFieldSet.getDefaultInstance(); }
+
+    private static final MajorCompactionTimestampResponse defaultInstance;
+    public static MajorCompactionTimestampResponse getDefaultInstance() {
+      return defaultInstance;
+    }
+
+    public MajorCompactionTimestampResponse getDefaultInstanceForType() {
+      return defaultInstance;
+    }
+
+    private final com.google.protobuf.UnknownFieldSet unknownFields;
+    @java.lang.Override
+    public final com.google.protobuf.UnknownFieldSet
+        getUnknownFields() {
+      return this.unknownFields;
+    }
+    private MajorCompactionTimestampResponse(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      initFields();
+      int mutable_bitField0_ = 0;
+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+          com.google.protobuf.UnknownFieldSet.newBuilder();
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            default: {
+              if (!parseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+            case 8: {
+              bitField0_ |= 0x00000001;
+              compactionTimestamp_ = input.readInt64();
+              break;
+            }
+          }
+        }
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(this);
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(
+            e.getMessage()).setUnfinishedMessage(this);
+      } finally {
+        this.unknownFields = unknownFields.build();
+        makeExtensionsImmutable();
+      }
+    }
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampResponse_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampResponse_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.class, org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.Builder.class);
+    }
+
+    public static com.google.protobuf.Parser<MajorCompactionTimestampResponse> PARSER =
+        new com.google.protobuf.AbstractParser<MajorCompactionTimestampResponse>() {
+      public MajorCompactionTimestampResponse parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new MajorCompactionTimestampResponse(input, extensionRegistry);
+      }
+    };
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<MajorCompactionTimestampResponse> getParserForType() {
+      return PARSER;
+    }
+
+    private int bitField0_;
+    // required int64 compaction_timestamp = 1;
+    public static final int COMPACTION_TIMESTAMP_FIELD_NUMBER = 1;
+    private long compactionTimestamp_;
+    /**
+     * <code>required int64 compaction_timestamp = 1;</code>
+     */
+    public boolean hasCompactionTimestamp() {
+      return ((bitField0_ & 0x00000001) == 0x00000001);
+    }
+    /**
+     * <code>required int64 compaction_timestamp = 1;</code>
+     */
+    public long getCompactionTimestamp() {
+      return compactionTimestamp_;
+    }
+
+    private void initFields() {
+      compactionTimestamp_ = 0L;
+    }
+    private byte memoizedIsInitialized = -1;
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized != -1) return isInitialized == 1;
+
+      if (!hasCompactionTimestamp()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    public void writeTo(com.google.protobuf.CodedOutputStream output)
+                        throws java.io.IOException {
+      getSerializedSize();
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        output.writeInt64(1, compactionTimestamp_);
+      }
+      getUnknownFields().writeTo(output);
+    }
+
+    private int memoizedSerializedSize = -1;
+    public int getSerializedSize() {
+      int size = memoizedSerializedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeInt64Size(1, compactionTimestamp_);
+      }
+      size += getUnknownFields().getSerializedSize();
+      memoizedSerializedSize = size;
+      return size;
+    }
+
+    private static final long serialVersionUID = 0L;
+    @java.lang.Override
+    protected java.lang.Object writeReplace()
+        throws java.io.ObjectStreamException {
+      return super.writeReplace();
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+       return true;
+      }
+      if (!(obj instanceof org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse)) {
+        return super.equals(obj);
+      }
+      org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse other = (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse) obj;
+
+      boolean result = true;
+      result = result && (hasCompactionTimestamp() == other.hasCompactionTimestamp());
+      if (hasCompactionTimestamp()) {
+        result = result && (getCompactionTimestamp()
+            == other.getCompactionTimestamp());
+      }
+      result = result &&
+          getUnknownFields().equals(other.getUnknownFields());
+      return result;
+    }
+
+    private int memoizedHashCode = 0;
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptorForType().hashCode();
+      if (hasCompactionTimestamp()) {
+        hash = (37 * hash) + COMPACTION_TIMESTAMP_FIELD_NUMBER;
+        hash = (53 * hash) + hashLong(getCompactionTimestamp());
+      }
+      hash = (29 * hash) + getUnknownFields().hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+
+    public static Builder newBuilder() { return Builder.create(); }
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder(org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse prototype) {
+      return newBuilder().mergeFrom(prototype);
+    }
+    public Builder toBuilder() { return newBuilder(this); }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * Protobuf type {@code MajorCompactionTimestampResponse}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessage.Builder<Builder>
+       implements org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponseOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampResponse_descriptor;
+      }
+
+      protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampResponse_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.class, org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.Builder.class);
+      }
+
+      // Construct using org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.newBuilder()
+      private Builder() {
+        maybeForceBuilderInitialization();
+      }
+
+      private Builder(
+          com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+        super(parent);
+        maybeForceBuilderInitialization();
+      }
+      private void maybeForceBuilderInitialization() {
+        if (com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders) {
+        }
+      }
+      private static Builder create() {
+        return new Builder();
+      }
+
+      public Builder clear() {
+        super.clear();
+        compactionTimestamp_ = 0L;
+        bitField0_ = (bitField0_ & ~0x00000001);
+        return this;
+      }
+
+      public Builder clone() {
+        return create().mergeFrom(buildPartial());
+      }
+
+      public com.google.protobuf.Descriptors.Descriptor
+          getDescriptorForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.internal_static_MajorCompactionTimestampResponse_descriptor;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse getDefaultInstanceForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance();
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse build() {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse result = buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse buildPartial() {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse result = new org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse(this);
+        int from_bitField0_ = bitField0_;
+        int to_bitField0_ = 0;
+        if (((from_bitField0_ & 0x00000001) == 0x00000001)) {
+          to_bitField0_ |= 0x00000001;
+        }
+        result.compactionTimestamp_ = compactionTimestamp_;
+        result.bitField0_ = to_bitField0_;
+        onBuilt();
+        return result;
+      }
+
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse) {
+          return mergeFrom((org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse)other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse other) {
+        if (other == org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance()) return this;
+        if (other.hasCompactionTimestamp()) {
+          setCompactionTimestamp(other.getCompactionTimestamp());
+        }
+        this.mergeUnknownFields(other.getUnknownFields());
+        return this;
+      }
+
+      public final boolean isInitialized() {
+        if (!hasCompactionTimestamp()) {
+          
+          return false;
+        }
+        return true;
+      }
+
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse parsedMessage = null;
+        try {
+          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          parsedMessage = (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse) e.getUnfinishedMessage();
+          throw e;
+        } finally {
+          if (parsedMessage != null) {
+            mergeFrom(parsedMessage);
+          }
+        }
+        return this;
+      }
+      private int bitField0_;
+
+      // required int64 compaction_timestamp = 1;
+      private long compactionTimestamp_ ;
+      /**
+       * <code>required int64 compaction_timestamp = 1;</code>
+       */
+      public boolean hasCompactionTimestamp() {
+        return ((bitField0_ & 0x00000001) == 0x00000001);
+      }
+      /**
+       * <code>required int64 compaction_timestamp = 1;</code>
+       */
+      public long getCompactionTimestamp() {
+        return compactionTimestamp_;
+      }
+      /**
+       * <code>required int64 compaction_timestamp = 1;</code>
+       */
+      public Builder setCompactionTimestamp(long value) {
+        bitField0_ |= 0x00000001;
+        compactionTimestamp_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>required int64 compaction_timestamp = 1;</code>
+       */
+      public Builder clearCompactionTimestamp() {
+        bitField0_ = (bitField0_ & ~0x00000001);
+        compactionTimestamp_ = 0L;
+        onChanged();
+        return this;
+      }
+
+      // @@protoc_insertion_point(builder_scope:MajorCompactionTimestampResponse)
+    }
+
+    static {
+      defaultInstance = new MajorCompactionTimestampResponse(true);
+      defaultInstance.initFields();
+    }
+
+    // @@protoc_insertion_point(class_scope:MajorCompactionTimestampResponse)
+  }
+
   /**
    * Protobuf service {@code MasterService}
    */
@@ -42025,6 +43589,30 @@ public final class MasterProtos {
           org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest request,
           com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse> done);
 
+      /**
+       * <code>rpc getLastMajorCompactionTimestamp(.MajorCompactionTimestampRequest) returns (.MajorCompactionTimestampResponse);</code>
+       *
+       * <pre>
+       ** Returns the timestamp of the last major compaction 
+       * </pre>
+       */
+      public abstract void getLastMajorCompactionTimestamp(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest request,
+          com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done);
+
+      /**
+       * <code>rpc getLastMajorCompactionTimestampForRegion(.MajorCompactionTimestampForRegionRequest) returns (.MajorCompactionTimestampResponse);</code>
+       *
+       * <pre>
+       ** Returns the timestamp of the last major compaction 
+       * </pre>
+       */
+      public abstract void getLastMajorCompactionTimestampForRegion(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest request,
+          com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done);
+
     }
 
     public static com.google.protobuf.Service newReflectiveService(
@@ -42374,6 +43962,22 @@ public final class MasterProtos {
           impl.listTableNamesByNamespace(controller, request, done);
         }
 
+        @java.lang.Override
+        public  void getLastMajorCompactionTimestamp(
+            com.google.protobuf.RpcController controller,
+            org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest request,
+            com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done) {
+          impl.getLastMajorCompactionTimestamp(controller, request, done);
+        }
+
+        @java.lang.Override
+        public  void getLastMajorCompactionTimestampForRegion(
+            com.google.protobuf.RpcController controller,
+            org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest request,
+            com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done) {
+          impl.getLastMajorCompactionTimestampForRegion(controller, request, done);
+        }
+
       };
     }
 
@@ -42482,6 +44086,10 @@ public final class MasterProtos {
               return impl.listTableDescriptorsByNamespace(controller, (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest)request);
             case 42:
               return impl.listTableNamesByNamespace(controller, (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest)request);
+            case 43:
+              return impl.getLastMajorCompactionTimestamp(controller, (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest)request);
+            case 44:
+              return impl.getLastMajorCompactionTimestampForRegion(controller, (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest)request);
             default:
               throw new java.lang.AssertionError("Can't get here.");
           }
@@ -42582,6 +44190,10 @@ public final class MasterProtos {
               return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest.getDefaultInstance();
             case 42:
               return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest.getDefaultInstance();
+            case 43:
+              return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.getDefaultInstance();
+            case 44:
+              return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.getDefaultInstance();
             default:
               throw new java.lang.AssertionError("Can't get here.");
           }
@@ -42682,6 +44294,10 @@ public final class MasterProtos {
               return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceResponse.getDefaultInstance();
             case 42:
               return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse.getDefaultInstance();
+            case 43:
+              return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance();
+            case 44:
+              return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance();
             default:
               throw new java.lang.AssertionError("Can't get here.");
           }
@@ -43232,6 +44848,30 @@ public final class MasterProtos {
         org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest request,
         com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse> done);
 
+    /**
+     * <code>rpc getLastMajorCompactionTimestamp(.MajorCompactionTimestampRequest) returns (.MajorCompactionTimestampResponse);</code>
+     *
+     * <pre>
+     ** Returns the timestamp of the last major compaction 
+     * </pre>
+     */
+    public abstract void getLastMajorCompactionTimestamp(
+        com.google.protobuf.RpcController controller,
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest request,
+        com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done);
+
+    /**
+     * <code>rpc getLastMajorCompactionTimestampForRegion(.MajorCompactionTimestampForRegionRequest) returns (.MajorCompactionTimestampResponse);</code>
+     *
+     * <pre>
+     ** Returns the timestamp of the last major compaction 
+     * </pre>
+     */
+    public abstract void getLastMajorCompactionTimestampForRegion(
+        com.google.protobuf.RpcController controller,
+        org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest request,
+        com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done);
+
     public static final
         com.google.protobuf.Descriptors.ServiceDescriptor
         getDescriptor() {
@@ -43469,6 +45109,16 @@ public final class MasterProtos {
             com.google.protobuf.RpcUtil.<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse>specializeCallback(
               done));
           return;
+        case 43:
+          this.getLastMajorCompactionTimestamp(controller, (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest)request,
+            com.google.protobuf.RpcUtil.<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse>specializeCallback(
+              done));
+          return;
+        case 44:
+          this.getLastMajorCompactionTimestampForRegion(controller, (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest)request,
+            com.google.protobuf.RpcUtil.<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse>specializeCallback(
+              done));
+          return;
         default:
           throw new java.lang.AssertionError("Can't get here.");
       }
@@ -43569,6 +45219,10 @@ public final class MasterProtos {
           return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest.getDefaultInstance();
         case 42:
           return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest.getDefaultInstance();
+        case 43:
+          return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest.getDefaultInstance();
+        case 44:
+          return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest.getDefaultInstance();
         default:
           throw new java.lang.AssertionError("Can't get here.");
       }
@@ -43669,6 +45323,10 @@ public final class MasterProtos {
           return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceResponse.getDefaultInstance();
         case 42:
           return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse.getDefaultInstance();
+        case 43:
+          return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance();
+        case 44:
+          return org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance();
         default:
           throw new java.lang.AssertionError("Can't get here.");
       }
@@ -44334,6 +45992,36 @@ public final class MasterProtos {
             org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse.class,
             org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse.getDefaultInstance()));
       }
+
+      public  void getLastMajorCompactionTimestamp(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest request,
+          com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done) {
+        channel.callMethod(
+          getDescriptor().getMethods().get(43),
+          controller,
+          request,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance(),
+          com.google.protobuf.RpcUtil.generalizeCallback(
+            done,
+            org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.class,
+            org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance()));
+      }
+
+      public  void getLastMajorCompactionTimestampForRegion(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest request,
+          com.google.protobuf.RpcCallback<org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse> done) {
+        channel.callMethod(
+          getDescriptor().getMethods().get(44),
+          controller,
+          request,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance(),
+          com.google.protobuf.RpcUtil.generalizeCallback(
+            done,
+            org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.class,
+            org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance()));
+      }
     }
 
     public static BlockingInterface newBlockingStub(
@@ -44556,6 +46244,16 @@ public final class MasterProtos {
           com.google.protobuf.RpcController controller,
           org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest request)
           throws com.google.protobuf.ServiceException;
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse getLastMajorCompactionTimestamp(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest request)
+          throws com.google.protobuf.ServiceException;
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse getLastMajorCompactionTimestampForRegion(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest request)
+          throws com.google.protobuf.ServiceException;
     }
 
     private static final class BlockingStub implements BlockingInterface {
@@ -45080,6 +46778,30 @@ public final class MasterProtos {
           org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse.getDefaultInstance());
       }
 
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse getLastMajorCompactionTimestamp(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest request)
+          throws com.google.protobuf.ServiceException {
+        return (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse) channel.callBlockingMethod(
+          getDescriptor().getMethods().get(43),
+          controller,
+          request,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance());
+      }
+
+
+      public org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse getLastMajorCompactionTimestampForRegion(
+          com.google.protobuf.RpcController controller,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest request)
+          throws com.google.protobuf.ServiceException {
+        return (org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse) channel.callBlockingMethod(
+          getDescriptor().getMethods().get(44),
+          controller,
+          request,
+          org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse.getDefaultInstance());
+      }
+
     }
 
     // @@protoc_insertion_point(class_scope:MasterService)
@@ -45495,6 +47217,21 @@ public final class MasterProtos {
   private static
     com.google.protobuf.GeneratedMessage.FieldAccessorTable
       internal_static_IsProcedureDoneResponse_fieldAccessorTable;
+  private static com.google.protobuf.Descriptors.Descriptor
+    internal_static_MajorCompactionTimestampRequest_descriptor;
+  private static
+    com.google.protobuf.GeneratedMessage.FieldAccessorTable
+      internal_static_MajorCompactionTimestampRequest_fieldAccessorTable;
+  private static com.google.protobuf.Descriptors.Descriptor
+    internal_static_MajorCompactionTimestampForRegionRequest_descriptor;
+  private static
+    com.google.protobuf.GeneratedMessage.FieldAccessorTable
+      internal_static_MajorCompactionTimestampForRegionRequest_fieldAccessorTable;
+  private static com.google.protobuf.Descriptors.Descriptor
+    internal_static_MajorCompactionTimestampResponse_descriptor;
+  private static
+    com.google.protobuf.GeneratedMessage.FieldAccessorTable
+      internal_static_MajorCompactionTimestampResponse_fieldAccessorTable;
 
   public static com.google.protobuf.Descriptors.FileDescriptor
       getDescriptor() {
@@ -45616,85 +47353,96 @@ public final class MasterProtos {
       "t\022(\n\tprocedure\030\001 \001(\0132\025.ProcedureDescript",
       "ion\"W\n\027IsProcedureDoneResponse\022\023\n\004done\030\001" +
       " \001(\010:\005false\022\'\n\010snapshot\030\002 \001(\0132\025.Procedur" +
-      "eDescription2\365\027\n\rMasterService\022S\n\024GetSch" +
-      "emaAlterStatus\022\034.GetSchemaAlterStatusReq" +
-      "uest\032\035.GetSchemaAlterStatusResponse\022P\n\023G" +
-      "etTableDescriptors\022\033.GetTableDescriptors" +
-      "Request\032\034.GetTableDescriptorsResponse\022>\n" +
-      "\rGetTableNames\022\025.GetTableNamesRequest\032\026." +
-      "GetTableNamesResponse\022G\n\020GetClusterStatu" +
-      "s\022\030.GetClusterStatusRequest\032\031.GetCluster",
-      "StatusResponse\022D\n\017IsMasterRunning\022\027.IsMa" +
-      "sterRunningRequest\032\030.IsMasterRunningResp" +
-      "onse\0222\n\tAddColumn\022\021.AddColumnRequest\032\022.A" +
-      "ddColumnResponse\022;\n\014DeleteColumn\022\024.Delet" +
-      "eColumnRequest\032\025.DeleteColumnResponse\022;\n" +
-      "\014ModifyColumn\022\024.ModifyColumnRequest\032\025.Mo" +
-      "difyColumnResponse\0225\n\nMoveRegion\022\022.MoveR" +
-      "egionRequest\032\023.MoveRegionResponse\022Y\n\026Dis" +
-      "patchMergingRegions\022\036.DispatchMergingReg" +
-      "ionsRequest\032\037.DispatchMergingRegionsResp",
-      "onse\022;\n\014AssignRegion\022\024.AssignRegionReque" +
-      "st\032\025.AssignRegionResponse\022A\n\016UnassignReg" +
-      "ion\022\026.UnassignRegionRequest\032\027.UnassignRe" +
-      "gionResponse\022>\n\rOfflineRegion\022\025.OfflineR" +
-      "egionRequest\032\026.OfflineRegionResponse\0228\n\013" +
-      "DeleteTable\022\023.DeleteTableRequest\032\024.Delet" +
-      "eTableResponse\022>\n\rtruncateTable\022\025.Trunca" +
-      "teTableRequest\032\026.TruncateTableResponse\0228" +
-      "\n\013EnableTable\022\023.EnableTableRequest\032\024.Ena" +
-      "bleTableResponse\022;\n\014DisableTable\022\024.Disab",
-      "leTableRequest\032\025.DisableTableResponse\0228\n" +
-      "\013ModifyTable\022\023.ModifyTableRequest\032\024.Modi" +
-      "fyTableResponse\0228\n\013CreateTable\022\023.CreateT" +
-      "ableRequest\032\024.CreateTableResponse\022/\n\010Shu" +
-      "tdown\022\020.ShutdownRequest\032\021.ShutdownRespon" +
-      "se\0225\n\nStopMaster\022\022.StopMasterRequest\032\023.S" +
-      "topMasterResponse\022,\n\007Balance\022\017.BalanceRe" +
-      "quest\032\020.BalanceResponse\022M\n\022SetBalancerRu" +
-      "nning\022\032.SetBalancerRunningRequest\032\033.SetB" +
-      "alancerRunningResponse\022A\n\016RunCatalogScan",
-      "\022\026.RunCatalogScanRequest\032\027.RunCatalogSca" +
-      "nResponse\022S\n\024EnableCatalogJanitor\022\034.Enab" +
-      "leCatalogJanitorRequest\032\035.EnableCatalogJ" +
-      "anitorResponse\022\\\n\027IsCatalogJanitorEnable" +
-      "d\022\037.IsCatalogJanitorEnabledRequest\032 .IsC" +
-      "atalogJanitorEnabledResponse\022L\n\021ExecMast" +
-      "erService\022\032.CoprocessorServiceRequest\032\033." +
-      "CoprocessorServiceResponse\022/\n\010Snapshot\022\020" +
-      ".SnapshotRequest\032\021.SnapshotResponse\022V\n\025G" +
-      "etCompletedSnapshots\022\035.GetCompletedSnaps",
-      "hotsRequest\032\036.GetCompletedSnapshotsRespo" +
-      "nse\022A\n\016DeleteSnapshot\022\026.DeleteSnapshotRe" +
-      "quest\032\027.DeleteSnapshotResponse\022A\n\016IsSnap" +
-      "shotDone\022\026.IsSnapshotDoneRequest\032\027.IsSna" +
-      "pshotDoneResponse\022D\n\017RestoreSnapshot\022\027.R" +
-      "estoreSnapshotRequest\032\030.RestoreSnapshotR" +
-      "esponse\022V\n\025IsRestoreSnapshotDone\022\035.IsRes" +
-      "toreSnapshotDoneRequest\032\036.IsRestoreSnaps" +
-      "hotDoneResponse\022>\n\rExecProcedure\022\025.ExecP" +
-      "rocedureRequest\032\026.ExecProcedureResponse\022",
-      "E\n\024ExecProcedureWithRet\022\025.ExecProcedureR" +
-      "equest\032\026.ExecProcedureResponse\022D\n\017IsProc" +
-      "edureDone\022\027.IsProcedureDoneRequest\032\030.IsP" +
-      "rocedureDoneResponse\022D\n\017ModifyNamespace\022" +
-      "\027.ModifyNamespaceRequest\032\030.ModifyNamespa" +
-      "ceResponse\022D\n\017CreateNamespace\022\027.CreateNa" +
-      "mespaceRequest\032\030.CreateNamespaceResponse" +
-      "\022D\n\017DeleteNamespace\022\027.DeleteNamespaceReq" +
-      "uest\032\030.DeleteNamespaceResponse\022Y\n\026GetNam" +
-      "espaceDescriptor\022\036.GetNamespaceDescripto",
-      "rRequest\032\037.GetNamespaceDescriptorRespons" +
-      "e\022_\n\030ListNamespaceDescriptors\022 .ListName" +
-      "spaceDescriptorsRequest\032!.ListNamespaceD" +
-      "escriptorsResponse\022t\n\037ListTableDescripto" +
-      "rsByNamespace\022\'.ListTableDescriptorsByNa" +
-      "mespaceRequest\032(.ListTableDescriptorsByN" +
-      "amespaceResponse\022b\n\031ListTableNamesByName" +
-      "space\022!.ListTableNamesByNamespaceRequest" +
-      "\032\".ListTableNamesByNamespaceResponseBB\n*" +
-      "org.apache.hadoop.hbase.protobuf.generat",
-      "edB\014MasterProtosH\001\210\001\001\240\001\001"
+      "eDescription\"A\n\037MajorCompactionTimestamp" +
+      "Request\022\036\n\ntable_name\030\001 \002(\0132\n.TableName\"" +
+      "L\n(MajorCompactionTimestampForRegionRequ" +
+      "est\022 \n\006region\030\001 \002(\0132\020.RegionSpecifier\"@\n" +
+      " MajorCompactionTimestampResponse\022\034\n\024com" +
+      "paction_timestamp\030\001 \002(\0032\327\031\n\rMasterServic" +
+      "e\022S\n\024GetSchemaAlterStatus\022\034.GetSchemaAlt" +
+      "erStatusRequest\032\035.GetSchemaAlterStatusRe",
+      "sponse\022P\n\023GetTableDescriptors\022\033.GetTable" +
+      "DescriptorsRequest\032\034.GetTableDescriptors" +
+      "Response\022>\n\rGetTableNames\022\025.GetTableName" +
+      "sRequest\032\026.GetTableNamesResponse\022G\n\020GetC" +
+      "lusterStatus\022\030.GetClusterStatusRequest\032\031" +
+      ".GetClusterStatusResponse\022D\n\017IsMasterRun" +
+      "ning\022\027.IsMasterRunningRequest\032\030.IsMaster" +
+      "RunningResponse\0222\n\tAddColumn\022\021.AddColumn" +
+      "Request\032\022.AddColumnResponse\022;\n\014DeleteCol" +
+      "umn\022\024.DeleteColumnRequest\032\025.DeleteColumn",
+      "Response\022;\n\014ModifyColumn\022\024.ModifyColumnR" +
+      "equest\032\025.ModifyColumnResponse\0225\n\nMoveReg" +
+      "ion\022\022.MoveRegionRequest\032\023.MoveRegionResp" +
+      "onse\022Y\n\026DispatchMergingRegions\022\036.Dispatc" +
+      "hMergingRegionsRequest\032\037.DispatchMerging" +
+      "RegionsResponse\022;\n\014AssignRegion\022\024.Assign" +
+      "RegionRequest\

<TRUNCATED>

[3/3] hbase git commit: HBASE-12859 New master API to track major compaction completion.

Posted by la...@apache.org.
HBASE-12859 New master API to track major compaction completion.


Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/0b3502f2
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/0b3502f2
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/0b3502f2

Branch: refs/heads/branch-1
Commit: 0b3502f2b114cd937f57e447f765876d73d99df8
Parents: 8ddc90c
Author: Lars Hofhansl <la...@apache.org>
Authored: Thu Jan 29 13:57:24 2015 -0800
Committer: Lars Hofhansl <la...@apache.org>
Committed: Thu Jan 29 13:57:24 2015 -0800

----------------------------------------------------------------------
 .../org/apache/hadoop/hbase/ClusterStatus.java  |   23 +
 .../org/apache/hadoop/hbase/RegionLoad.java     |   12 +-
 .../org/apache/hadoop/hbase/client/Admin.java   |   26 +
 .../hadoop/hbase/client/ConnectionManager.java  |   17 +
 .../apache/hadoop/hbase/client/HBaseAdmin.java  |   32 +
 .../hadoop/hbase/io/hfile/HFileContext.java     |   16 +-
 .../hbase/io/hfile/HFileContextBuilder.java     |    9 +-
 .../protobuf/generated/ClusterStatusProtos.java |  135 +-
 .../hbase/protobuf/generated/MasterProtos.java  | 1924 +++++++++++++++++-
 .../src/main/protobuf/ClusterStatus.proto       |    2 +
 hbase-protocol/src/main/protobuf/Master.proto   |   20 +
 .../hbase/io/hfile/AbstractHFileWriter.java     |    3 +
 .../org/apache/hadoop/hbase/io/hfile/HFile.java |    1 +
 .../hadoop/hbase/io/hfile/HFileReaderV2.java    |    1 +
 .../org/apache/hadoop/hbase/master/HMaster.java |   10 +
 .../hadoop/hbase/master/MasterRpcServices.java  |   34 +
 .../hadoop/hbase/master/MasterServices.java     |   16 +
 .../hadoop/hbase/regionserver/HRegion.java      |   23 +
 .../hbase/regionserver/HRegionServer.java       |    8 +-
 .../hadoop/hbase/regionserver/HStore.java       |    1 +
 .../apache/hadoop/hbase/client/TestAdmin1.java  |   52 +
 .../hadoop/hbase/master/TestCatalogJanitor.java |   12 +
 22 files changed, 2268 insertions(+), 109 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-client/src/main/java/org/apache/hadoop/hbase/ClusterStatus.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/ClusterStatus.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/ClusterStatus.java
index 40fcfcf..4f07964 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/ClusterStatus.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/ClusterStatus.java
@@ -267,6 +267,29 @@ public class ClusterStatus extends VersionedWritable {
     return masterCoprocessors;
   }
 
+  public long getLastMajorCompactionTsForTable(TableName table) {
+    long result = Long.MAX_VALUE;
+    for (ServerName server : getServers()) {
+      ServerLoad load = getLoad(server);
+      for (RegionLoad rl : load.getRegionsLoad().values()) {
+        if (table.equals(HRegionInfo.getTable(rl.getName()))) {
+          result = Math.min(result, rl.getLastMajorCompactionTs());
+        }
+      }
+    }
+    return result == Long.MAX_VALUE ? 0 : result;
+  }
+
+  public long getLastMajorCompactionTsForRegion(final byte[] region) {
+    for (ServerName server : getServers()) {
+      ServerLoad load = getLoad(server);
+      RegionLoad rl = load.getRegionsLoad().get(region);
+      if (rl != null) {
+        return rl.getLastMajorCompactionTs();
+      }
+    }
+    return 0;
+  }
 
   public boolean isBalancerOn() {
     return balancerOn != null && balancerOn;

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-client/src/main/java/org/apache/hadoop/hbase/RegionLoad.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/RegionLoad.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/RegionLoad.java
index 234c5ae..794e8b2 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/RegionLoad.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/RegionLoad.java
@@ -169,6 +169,14 @@ public class RegionLoad {
     }
     return 0.0f;
   }
+
+  /**
+   * @return the timestamp of the oldest hfile for any store of this region.
+   */
+  public long getLastMajorCompactionTs() {
+    return regionLoadPB.getLastMajorCompactionTs();
+  }
+
   /**
    * @see java.lang.Object#toString()
    */
@@ -179,7 +187,9 @@ public class RegionLoad {
     sb = Strings.appendKeyValue(sb, "numberOfStorefiles",
         this.getStorefiles());
     sb = Strings.appendKeyValue(sb, "storefileUncompressedSizeMB",
-        this.getStoreUncompressedSizeMB());
+      this.getStoreUncompressedSizeMB());
+    sb = Strings.appendKeyValue(sb, "lastMajorCompactionTimestamp",
+      this.getLastMajorCompactionTs());
     sb = Strings.appendKeyValue(sb, "storefileSizeMB",
         this.getStorefileSizeMB());
     if (this.getStoreUncompressedSizeMB() != 0) {

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java
index eedbdcb..852ac42 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java
@@ -954,6 +954,32 @@ public interface Admin extends Abortable, Closeable {
     final byte[] regionName) throws IOException;
 
   /**
+   * Get the timestamp of the last major compaction for the passed table
+   *
+   * The timestamp of the oldest HFile resulting from a major compaction of that table,
+   * or 0 if no such HFile could be found.
+   *
+   * @param tableName table to examine
+   * @return the last major compaction timestamp or 0
+   * @throws IOException if a remote or network exception occurs
+   */
+  long getLastMajorCompactionTimestamp(final TableName tableName)
+    throws IOException;
+
+  /**
+   * Get the timestamp of the last major compaction for the passed region.
+   *
+   * The timestamp of the oldest HFile resulting from a major compaction of that region,
+   * or 0 if no such HFile could be found.
+   *
+   * @param regionName region to examine
+   * @return the last major compaction timestamp or 0
+   * @throws IOException if a remote or network exception occurs
+   */
+  long getLastMajorCompactionTimestampForRegion(final byte[] regionName)
+      throws IOException;
+
+  /**
    * Take a snapshot for the given table. If the table is enabled, a FLUSH-type snapshot will be
    * taken. If the table is disabled, an offline snapshot is taken. Snapshots are considered unique
    * based on <b>the name of the snapshot</b>. Attempts to take a snapshot with the same name (even

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java
index fd8a51d..b22d456 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java
@@ -134,6 +134,9 @@ import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescript
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MasterService;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnResponse;
@@ -2006,6 +2009,20 @@ class ConnectionManager {
             throws ServiceException {
           return stub.getClusterStatus(controller, request);
         }
+
+        @Override
+        public MajorCompactionTimestampResponse getLastMajorCompactionTimestamp(
+            RpcController controller, MajorCompactionTimestampRequest request)
+            throws ServiceException {
+          return stub.getLastMajorCompactionTimestamp(controller, request);
+        }
+
+        @Override
+        public MajorCompactionTimestampResponse getLastMajorCompactionTimestampForRegion(
+            RpcController controller, MajorCompactionTimestampForRegionRequest request)
+            throws ServiceException {
+          return stub.getLastMajorCompactionTimestampForRegion(controller, request);
+        }
       };
     }
 

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java
index 1f4ce6d..520b953 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java
@@ -83,6 +83,7 @@ import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.UpdateConfiguratio
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.NameStringPair;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.ProcedureDescription;
+import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.TableSchema;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.AddColumnRequest;
@@ -115,6 +116,8 @@ import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.IsSnapshotDoneRes
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListNamespaceDescriptorsRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest;
+import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyColumnRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyNamespaceRequest;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.ModifyTableRequest;
@@ -3721,4 +3724,33 @@ public class HBaseAdmin implements Admin {
       throw new IOException("Failed to get master info port from MasterAddressTracker", e);
     }
   }
+
+  @Override
+  public long getLastMajorCompactionTimestamp(final TableName tableName) throws IOException {
+    return executeCallable(new MasterCallable<Long>(getConnection()) {
+      @Override
+      public Long call(int callTimeout) throws ServiceException {
+        MajorCompactionTimestampRequest req =
+            MajorCompactionTimestampRequest.newBuilder()
+                .setTableName(ProtobufUtil.toProtoTableName(tableName)).build();
+        return master.getLastMajorCompactionTimestamp(null, req).getCompactionTimestamp();
+      }
+    });
+  }
+
+  @Override
+  public long getLastMajorCompactionTimestampForRegion(final byte[] regionName) throws IOException {
+    return executeCallable(new MasterCallable<Long>(getConnection()) {
+      @Override
+      public Long call(int callTimeout) throws ServiceException {
+        MajorCompactionTimestampForRegionRequest req =
+            MajorCompactionTimestampForRegionRequest
+                .newBuilder()
+                .setRegion(
+                  RequestConverter
+                      .buildRegionSpecifier(RegionSpecifierType.REGION_NAME, regionName)).build();
+        return master.getLastMajorCompactionTimestampForRegion(null, req).getCompactionTimestamp();
+      }
+    });
+  }
 }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContext.java
----------------------------------------------------------------------
diff --git a/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContext.java b/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContext.java
index 83fe701..02af483 100644
--- a/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContext.java
+++ b/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContext.java
@@ -56,6 +56,7 @@ public class HFileContext implements HeapSize, Cloneable {
   private DataBlockEncoding encoding = DataBlockEncoding.NONE;
   /** Encryption algorithm and key used */
   private Encryption.Context cryptoContext = Encryption.Context.NONE;
+  private long fileCreateTime;
 
   //Empty constructor.  Go with setters
   public HFileContext() {
@@ -76,12 +77,13 @@ public class HFileContext implements HeapSize, Cloneable {
     this.blocksize = context.blocksize;
     this.encoding = context.encoding;
     this.cryptoContext = context.cryptoContext;
+    this.fileCreateTime = context.fileCreateTime;
   }
 
   public HFileContext(boolean useHBaseChecksum, boolean includesMvcc, boolean includesTags,
       Compression.Algorithm compressAlgo, boolean compressTags, ChecksumType checksumType,
       int bytesPerChecksum, int blockSize, DataBlockEncoding encoding,
-      Encryption.Context cryptoContext) {
+      Encryption.Context cryptoContext, long fileCreateTime) {
     this.usesHBaseChecksum = useHBaseChecksum;
     this.includesMvcc =  includesMvcc;
     this.includesTags = includesTags;
@@ -94,6 +96,7 @@ public class HFileContext implements HeapSize, Cloneable {
       this.encoding = encoding;
     }
     this.cryptoContext = cryptoContext;
+    this.fileCreateTime = fileCreateTime;
   }
 
   /**
@@ -141,6 +144,10 @@ public class HFileContext implements HeapSize, Cloneable {
     this.includesTags = includesTags;
   }
 
+  public void setFileCreateTime(long fileCreateTime) {
+    this.fileCreateTime = fileCreateTime;
+  }
+
   public boolean isCompressTags() {
     return compressTags;
   }
@@ -161,6 +168,10 @@ public class HFileContext implements HeapSize, Cloneable {
     return blocksize;
   }
 
+  public long getFileCreateTime() {
+    return fileCreateTime;
+  }
+
   public DataBlockEncoding getDataBlockEncoding() {
     return encoding;
   }
@@ -189,7 +200,8 @@ public class HFileContext implements HeapSize, Cloneable {
         4 * ClassSize.REFERENCE +
         2 * Bytes.SIZEOF_INT +
         // usesHBaseChecksum, includesMvcc, includesTags and compressTags
-        4 * Bytes.SIZEOF_BOOLEAN);
+        4 * Bytes.SIZEOF_BOOLEAN +
+        Bytes.SIZEOF_LONG);
     return size;
   }
 

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContextBuilder.java
----------------------------------------------------------------------
diff --git a/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContextBuilder.java b/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContextBuilder.java
index 9a4234a..7416f4e 100644
--- a/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContextBuilder.java
+++ b/hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContextBuilder.java
@@ -52,6 +52,7 @@ public class HFileContextBuilder {
   private DataBlockEncoding encoding = DataBlockEncoding.NONE;
   /** Crypto context */
   private Encryption.Context cryptoContext = Encryption.Context.NONE;
+  private long fileCreateTime = 0;
 
   public HFileContextBuilder withHBaseCheckSum(boolean useHBaseCheckSum) {
     this.usesHBaseChecksum = useHBaseCheckSum;
@@ -103,8 +104,14 @@ public class HFileContextBuilder {
     return this;
   }
 
+  public HFileContextBuilder withCreateTime(long fileCreateTime) {
+    this.fileCreateTime = fileCreateTime;
+    return this;
+  }
+
   public HFileContext build() {
     return new HFileContext(usesHBaseChecksum, includesMvcc, includesTags, compression,
-      compressTags, checksumType, bytesPerChecksum, blocksize, encoding, cryptoContext);
+        compressTags, checksumType, bytesPerChecksum, blocksize, encoding, cryptoContext,
+        fileCreateTime);
   }
 }

http://git-wip-us.apache.org/repos/asf/hbase/blob/0b3502f2/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClusterStatusProtos.java
----------------------------------------------------------------------
diff --git a/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClusterStatusProtos.java b/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClusterStatusProtos.java
index 5bc44ff..6dc48fa 100644
--- a/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClusterStatusProtos.java
+++ b/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClusterStatusProtos.java
@@ -2171,6 +2171,16 @@ public final class ClusterStatusProtos {
      * </pre>
      */
     float getDataLocality();
+
+    // optional uint64 last_major_compaction_ts = 17 [default = 0];
+    /**
+     * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+     */
+    boolean hasLastMajorCompactionTs();
+    /**
+     * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+     */
+    long getLastMajorCompactionTs();
   }
   /**
    * Protobuf type {@code RegionLoad}
@@ -2311,6 +2321,11 @@ public final class ClusterStatusProtos {
               dataLocality_ = input.readFloat();
               break;
             }
+            case 136: {
+              bitField0_ |= 0x00010000;
+              lastMajorCompactionTs_ = input.readUInt64();
+              break;
+            }
           }
         }
       } catch (com.google.protobuf.InvalidProtocolBufferException e) {
@@ -2753,6 +2768,22 @@ public final class ClusterStatusProtos {
       return dataLocality_;
     }
 
+    // optional uint64 last_major_compaction_ts = 17 [default = 0];
+    public static final int LAST_MAJOR_COMPACTION_TS_FIELD_NUMBER = 17;
+    private long lastMajorCompactionTs_;
+    /**
+     * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+     */
+    public boolean hasLastMajorCompactionTs() {
+      return ((bitField0_ & 0x00010000) == 0x00010000);
+    }
+    /**
+     * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+     */
+    public long getLastMajorCompactionTs() {
+      return lastMajorCompactionTs_;
+    }
+
     private void initFields() {
       regionSpecifier_ = org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance();
       stores_ = 0;
@@ -2770,6 +2801,7 @@ public final class ClusterStatusProtos {
       totalStaticBloomSizeKB_ = 0;
       completeSequenceId_ = 0L;
       dataLocality_ = 0F;
+      lastMajorCompactionTs_ = 0L;
     }
     private byte memoizedIsInitialized = -1;
     public final boolean isInitialized() {
@@ -2839,6 +2871,9 @@ public final class ClusterStatusProtos {
       if (((bitField0_ & 0x00008000) == 0x00008000)) {
         output.writeFloat(16, dataLocality_);
       }
+      if (((bitField0_ & 0x00010000) == 0x00010000)) {
+        output.writeUInt64(17, lastMajorCompactionTs_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -2912,6 +2947,10 @@ public final class ClusterStatusProtos {
         size += com.google.protobuf.CodedOutputStream
           .computeFloatSize(16, dataLocality_);
       }
+      if (((bitField0_ & 0x00010000) == 0x00010000)) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeUInt64Size(17, lastMajorCompactionTs_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSerializedSize = size;
       return size;
@@ -3014,6 +3053,11 @@ public final class ClusterStatusProtos {
       if (hasDataLocality()) {
         result = result && (Float.floatToIntBits(getDataLocality())    == Float.floatToIntBits(other.getDataLocality()));
       }
+      result = result && (hasLastMajorCompactionTs() == other.hasLastMajorCompactionTs());
+      if (hasLastMajorCompactionTs()) {
+        result = result && (getLastMajorCompactionTs()
+            == other.getLastMajorCompactionTs());
+      }
       result = result &&
           getUnknownFields().equals(other.getUnknownFields());
       return result;
@@ -3092,6 +3136,10 @@ public final class ClusterStatusProtos {
         hash = (53 * hash) + Float.floatToIntBits(
             getDataLocality());
       }
+      if (hasLastMajorCompactionTs()) {
+        hash = (37 * hash) + LAST_MAJOR_COMPACTION_TS_FIELD_NUMBER;
+        hash = (53 * hash) + hashLong(getLastMajorCompactionTs());
+      }
       hash = (29 * hash) + getUnknownFields().hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -3238,6 +3286,8 @@ public final class ClusterStatusProtos {
         bitField0_ = (bitField0_ & ~0x00004000);
         dataLocality_ = 0F;
         bitField0_ = (bitField0_ & ~0x00008000);
+        lastMajorCompactionTs_ = 0L;
+        bitField0_ = (bitField0_ & ~0x00010000);
         return this;
       }
 
@@ -3334,6 +3384,10 @@ public final class ClusterStatusProtos {
           to_bitField0_ |= 0x00008000;
         }
         result.dataLocality_ = dataLocality_;
+        if (((from_bitField0_ & 0x00010000) == 0x00010000)) {
+          to_bitField0_ |= 0x00010000;
+        }
+        result.lastMajorCompactionTs_ = lastMajorCompactionTs_;
         result.bitField0_ = to_bitField0_;
         onBuilt();
         return result;
@@ -3398,6 +3452,9 @@ public final class ClusterStatusProtos {
         if (other.hasDataLocality()) {
           setDataLocality(other.getDataLocality());
         }
+        if (other.hasLastMajorCompactionTs()) {
+          setLastMajorCompactionTs(other.getLastMajorCompactionTs());
+        }
         this.mergeUnknownFields(other.getUnknownFields());
         return this;
       }
@@ -4337,6 +4394,39 @@ public final class ClusterStatusProtos {
         return this;
       }
 
+      // optional uint64 last_major_compaction_ts = 17 [default = 0];
+      private long lastMajorCompactionTs_ ;
+      /**
+       * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+       */
+      public boolean hasLastMajorCompactionTs() {
+        return ((bitField0_ & 0x00010000) == 0x00010000);
+      }
+      /**
+       * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+       */
+      public long getLastMajorCompactionTs() {
+        return lastMajorCompactionTs_;
+      }
+      /**
+       * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+       */
+      public Builder setLastMajorCompactionTs(long value) {
+        bitField0_ |= 0x00010000;
+        lastMajorCompactionTs_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>optional uint64 last_major_compaction_ts = 17 [default = 0];</code>
+       */
+      public Builder clearLastMajorCompactionTs() {
+        bitField0_ = (bitField0_ & ~0x00010000);
+        lastMajorCompactionTs_ = 0L;
+        onChanged();
+        return this;
+      }
+
       // @@protoc_insertion_point(builder_scope:RegionLoad)
     }
 
@@ -10472,7 +10562,7 @@ public final class ClusterStatusProtos {
       "PLITTING_NEW\020\r\022\017\n\013MERGING_NEW\020\016\"X\n\022Regio",
       "nInTransition\022\036\n\004spec\030\001 \002(\0132\020.RegionSpec" +
       "ifier\022\"\n\014region_state\030\002 \002(\0132\014.RegionStat" +
-      "e\"\347\003\n\nRegionLoad\022*\n\020region_specifier\030\001 \002" +
+      "e\"\214\004\n\nRegionLoad\022*\n\020region_specifier\030\001 \002" +
       "(\0132\020.RegionSpecifier\022\016\n\006stores\030\002 \001(\r\022\022\n\n" +
       "storefiles\030\003 \001(\r\022\"\n\032store_uncompressed_s" +
       "ize_MB\030\004 \001(\r\022\031\n\021storefile_size_MB\030\005 \001(\r\022" +
@@ -10484,26 +10574,27 @@ public final class ClusterStatusProtos {
       "\030\014 \001(\r\022\"\n\032total_static_index_size_KB\030\r \001" +
       "(\r\022\"\n\032total_static_bloom_size_KB\030\016 \001(\r\022\034" +
       "\n\024complete_sequence_id\030\017 \001(\004\022\025\n\rdata_loc" +
-      "ality\030\020 \001(\002\"\212\002\n\nServerLoad\022\032\n\022number_of_" +
-      "requests\030\001 \001(\r\022 \n\030total_number_of_reques" +
-      "ts\030\002 \001(\r\022\024\n\014used_heap_MB\030\003 \001(\r\022\023\n\013max_he" +
-      "ap_MB\030\004 \001(\r\022!\n\014region_loads\030\005 \003(\0132\013.Regi" +
-      "onLoad\022\"\n\014coprocessors\030\006 \003(\0132\014.Coprocess" +
-      "or\022\031\n\021report_start_time\030\007 \001(\004\022\027\n\017report_",
-      "end_time\030\010 \001(\004\022\030\n\020info_server_port\030\t \001(\r" +
-      "\"O\n\016LiveServerInfo\022\033\n\006server\030\001 \002(\0132\013.Ser" +
-      "verName\022 \n\013server_load\030\002 \002(\0132\013.ServerLoa" +
-      "d\"\340\002\n\rClusterStatus\022/\n\rhbase_version\030\001 \001" +
-      "(\0132\030.HBaseVersionFileContent\022%\n\014live_ser" +
-      "vers\030\002 \003(\0132\017.LiveServerInfo\022!\n\014dead_serv" +
-      "ers\030\003 \003(\0132\013.ServerName\0222\n\025regions_in_tra" +
-      "nsition\030\004 \003(\0132\023.RegionInTransition\022\036\n\ncl" +
-      "uster_id\030\005 \001(\0132\n.ClusterId\022)\n\023master_cop" +
-      "rocessors\030\006 \003(\0132\014.Coprocessor\022\033\n\006master\030",
-      "\007 \001(\0132\013.ServerName\022#\n\016backup_masters\030\010 \003" +
-      "(\0132\013.ServerName\022\023\n\013balancer_on\030\t \001(\010BF\n*" +
-      "org.apache.hadoop.hbase.protobuf.generat" +
-      "edB\023ClusterStatusProtosH\001\240\001\001"
+      "ality\030\020 \001(\002\022#\n\030last_major_compaction_ts\030" +
+      "\021 \001(\004:\0010\"\212\002\n\nServerLoad\022\032\n\022number_of_req" +
+      "uests\030\001 \001(\r\022 \n\030total_number_of_requests\030" +
+      "\002 \001(\r\022\024\n\014used_heap_MB\030\003 \001(\r\022\023\n\013max_heap_" +
+      "MB\030\004 \001(\r\022!\n\014region_loads\030\005 \003(\0132\013.RegionL" +
+      "oad\022\"\n\014coprocessors\030\006 \003(\0132\014.Coprocessor\022",
+      "\031\n\021report_start_time\030\007 \001(\004\022\027\n\017report_end" +
+      "_time\030\010 \001(\004\022\030\n\020info_server_port\030\t \001(\r\"O\n" +
+      "\016LiveServerInfo\022\033\n\006server\030\001 \002(\0132\013.Server" +
+      "Name\022 \n\013server_load\030\002 \002(\0132\013.ServerLoad\"\340" +
+      "\002\n\rClusterStatus\022/\n\rhbase_version\030\001 \001(\0132" +
+      "\030.HBaseVersionFileContent\022%\n\014live_server" +
+      "s\030\002 \003(\0132\017.LiveServerInfo\022!\n\014dead_servers" +
+      "\030\003 \003(\0132\013.ServerName\0222\n\025regions_in_transi" +
+      "tion\030\004 \003(\0132\023.RegionInTransition\022\036\n\nclust" +
+      "er_id\030\005 \001(\0132\n.ClusterId\022)\n\023master_coproc",
+      "essors\030\006 \003(\0132\014.Coprocessor\022\033\n\006master\030\007 \001" +
+      "(\0132\013.ServerName\022#\n\016backup_masters\030\010 \003(\0132" +
+      "\013.ServerName\022\023\n\013balancer_on\030\t \001(\010BF\n*org" +
+      ".apache.hadoop.hbase.protobuf.generatedB" +
+      "\023ClusterStatusProtosH\001\240\001\001"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
       new com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner() {
@@ -10527,7 +10618,7 @@ public final class ClusterStatusProtos {
           internal_static_RegionLoad_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_RegionLoad_descriptor,
-              new java.lang.String[] { "RegionSpecifier", "Stores", "Storefiles", "StoreUncompressedSizeMB", "StorefileSizeMB", "MemstoreSizeMB", "StorefileIndexSizeMB", "ReadRequestsCount", "WriteRequestsCount", "TotalCompactingKVs", "CurrentCompactedKVs", "RootIndexSizeKB", "TotalStaticIndexSizeKB", "TotalStaticBloomSizeKB", "CompleteSequenceId", "DataLocality", });
+              new java.lang.String[] { "RegionSpecifier", "Stores", "Storefiles", "StoreUncompressedSizeMB", "StorefileSizeMB", "MemstoreSizeMB", "StorefileIndexSizeMB", "ReadRequestsCount", "WriteRequestsCount", "TotalCompactingKVs", "CurrentCompactedKVs", "RootIndexSizeKB", "TotalStaticIndexSizeKB", "TotalStaticBloomSizeKB", "CompleteSequenceId", "DataLocality", "LastMajorCompactionTs", });
           internal_static_ServerLoad_descriptor =
             getDescriptor().getMessageTypes().get(3);
           internal_static_ServerLoad_fieldAccessorTable = new