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Posted to commits@kylin.apache.org by ma...@apache.org on 2015/11/05 08:29:40 UTC

[1/3] incubator-kylin git commit: KYLIN-942 append more server stats in endpoint response

Repository: incubator-kylin
Updated Branches:
  refs/heads/KYLIN-1126 [created] ad3622e12


KYLIN-942 append more server stats in endpoint response


Project: http://git-wip-us.apache.org/repos/asf/incubator-kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-kylin/commit/9ac673a2
Tree: http://git-wip-us.apache.org/repos/asf/incubator-kylin/tree/9ac673a2
Diff: http://git-wip-us.apache.org/repos/asf/incubator-kylin/diff/9ac673a2

Branch: refs/heads/KYLIN-1126
Commit: 9ac673a2ec946f1e9d232b6e32bffb5a43fd702b
Parents: cae8a65
Author: honma <ho...@ebay.com>
Authored: Wed Nov 4 16:51:02 2015 +0800
Committer: honma <ho...@ebay.com>
Committed: Wed Nov 4 16:51:02 2015 +0800

----------------------------------------------------------------------
 .../org/apache/kylin/common/util/BasicTest.java |  13 +-
 .../hbase/cube/v1/CubeSegmentTupleIterator.java |   1 -
 .../hbase/cube/v2/CubeHBaseEndpointRPC.java     |   3 +-
 .../coprocessor/endpoint/CubeVisitService.java  |  16 +-
 .../endpoint/generated/CubeVisitProtos.java     | 457 ++++++++++++++++++-
 .../endpoint/protobuf/CubeVisit.proto           |   4 +
 6 files changed, 477 insertions(+), 17 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9ac673a2/core-common/src/test/java/org/apache/kylin/common/util/BasicTest.java
----------------------------------------------------------------------
diff --git a/core-common/src/test/java/org/apache/kylin/common/util/BasicTest.java b/core-common/src/test/java/org/apache/kylin/common/util/BasicTest.java
index c60f007..259f977 100644
--- a/core-common/src/test/java/org/apache/kylin/common/util/BasicTest.java
+++ b/core-common/src/test/java/org/apache/kylin/common/util/BasicTest.java
@@ -19,6 +19,7 @@
 package org.apache.kylin.common.util;
 
 import java.io.IOException;
+import java.lang.management.ManagementFactory;
 import java.nio.ByteBuffer;
 import java.text.DateFormat;
 import java.text.SimpleDateFormat;
@@ -34,6 +35,7 @@ import org.slf4j.LoggerFactory;
 
 import com.google.common.collect.Lists;
 import com.google.common.collect.TreeMultiset;
+import com.sun.management.OperatingSystemMXBean;
 
 /**
 * <p/>
@@ -72,10 +74,13 @@ public class BasicTest {
     }
 
     @Test
-    public void testxx() {
-        B b= new B();
-        b.foo();;
-      
+    public void testxx() throws InterruptedException {
+        while (true) {
+            OperatingSystemMXBean operatingSystemMXBean = (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
+            System.out.println(operatingSystemMXBean.getSystemCpuLoad());
+            System.out.println(operatingSystemMXBean.getFreePhysicalMemorySize());
+            Thread.sleep(1000);
+        }
     }
 
     @Test

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9ac673a2/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v1/CubeSegmentTupleIterator.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v1/CubeSegmentTupleIterator.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v1/CubeSegmentTupleIterator.java
index 034ffac..22f7017 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v1/CubeSegmentTupleIterator.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v1/CubeSegmentTupleIterator.java
@@ -254,7 +254,6 @@ public class CubeSegmentTupleIterator implements ITupleIterator {
         flushScanCountDelta();
 
         if (logger.isDebugEnabled() && scan != null) {
-            logger.debug("Scan " + scan.toString());
             byte[] metricsBytes = scan.getAttribute(Scan.SCAN_ATTRIBUTES_METRICS_DATA);
             if (metricsBytes != null) {
                 ScanMetrics scanMetrics = ProtobufUtil.toScanMetrics(metricsBytes);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9ac673a2/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseEndpointRPC.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseEndpointRPC.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseEndpointRPC.java
index 6ad30e2..a8894a1 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseEndpointRPC.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseEndpointRPC.java
@@ -227,10 +227,11 @@ public class CubeHBaseEndpointRPC extends CubeHBaseRPC {
     private String getStatsString(CubeVisitProtos.CubeVisitResponse result, int shardIndex) {
         StringBuilder sb = new StringBuilder();
         Stats stats = result.getStats();
-        sb.append("Shard " + shardIndex + ": ");
+        sb.append("Shard " + shardIndex + " on host: " + stats.getHostname());
         sb.append("Total scanned row: " + stats.getScannedRowCount() + ". ");
         sb.append("Total filtered/aggred row: " + stats.getAggregatedRowCount() + ". ");
         sb.append("Time elapsed in EP: " + (stats.getServiceEndTime() - stats.getServiceStartTime()) + "(ms). ");
+        sb.append("Server CPU usage: " + stats.getSystemCpuLoad() + ", server physical mem left: " + stats.getFreePhysicalMemorySize() + ", server swap mem left:" + stats.getFreeSwapSpaceSize());
         return sb.toString();
 
     }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9ac673a2/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
index f474139..31d1901 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
@@ -20,6 +20,8 @@ package org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint;
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
+import java.lang.management.ManagementFactory;
+import java.net.InetAddress;
 import java.nio.ByteBuffer;
 import java.util.List;
 
@@ -56,6 +58,7 @@ import com.google.protobuf.HBaseZeroCopyByteString;
 import com.google.protobuf.RpcCallback;
 import com.google.protobuf.RpcController;
 import com.google.protobuf.Service;
+import com.sun.management.OperatingSystemMXBean;
 
 @SuppressWarnings("unused")
 //used in hbase endpoint
@@ -165,6 +168,12 @@ public class CubeVisitService extends CubeVisitProtos.CubeVisitService implement
                 outputStream.write(buffer.array(), buffer.arrayOffset() - buffer.position(), buffer.remaining());
                 finalRowCount++;
             }
+
+            OperatingSystemMXBean operatingSystemMXBean = (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
+            double systemCpuLoad = operatingSystemMXBean.getSystemCpuLoad();
+            double freePhysicalMemorySize = operatingSystemMXBean.getFreePhysicalMemorySize();
+            double freeSwapSpaceSize = operatingSystemMXBean.getFreeSwapSpaceSize();
+
             //outputStream.close() is not necessary
             byte[] allRows = outputStream.toByteArray();
             CubeVisitProtos.CubeVisitResponse.Builder responseBuilder = CubeVisitProtos.CubeVisitResponse.newBuilder();
@@ -174,7 +183,12 @@ public class CubeVisitService extends CubeVisitProtos.CubeVisitService implement
                             setAggregatedRowCount(finalScanner.getScannedRowCount() - finalRowCount).//
                             setScannedRowCount(finalScanner.getScannedRowCount()).//
                             setServiceStartTime(serviceStartTime).//
-                            setServiceEndTime(System.currentTimeMillis()).build()).//
+                            setServiceEndTime(System.currentTimeMillis()).//
+                            setSystemCpuLoad(systemCpuLoad).//
+                            setFreePhysicalMemorySize(freePhysicalMemorySize).//
+                            setFreeSwapSpaceSize(freeSwapSpaceSize).//
+                            setHostname(InetAddress.getLocalHost().getHostName()).//
+                            build()).//
                     build());
 
         } catch (IOException ioe) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9ac673a2/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
index 0923484..4e69dcc 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
@@ -1776,6 +1776,51 @@ public final class CubeVisitProtos {
        * <code>optional int32 aggregatedRowCount = 4;</code>
        */
       int getAggregatedRowCount();
+
+      // optional double systemCpuLoad = 5;
+      /**
+       * <code>optional double systemCpuLoad = 5;</code>
+       */
+      boolean hasSystemCpuLoad();
+      /**
+       * <code>optional double systemCpuLoad = 5;</code>
+       */
+      double getSystemCpuLoad();
+
+      // optional double freePhysicalMemorySize = 6;
+      /**
+       * <code>optional double freePhysicalMemorySize = 6;</code>
+       */
+      boolean hasFreePhysicalMemorySize();
+      /**
+       * <code>optional double freePhysicalMemorySize = 6;</code>
+       */
+      double getFreePhysicalMemorySize();
+
+      // optional double freeSwapSpaceSize = 7;
+      /**
+       * <code>optional double freeSwapSpaceSize = 7;</code>
+       */
+      boolean hasFreeSwapSpaceSize();
+      /**
+       * <code>optional double freeSwapSpaceSize = 7;</code>
+       */
+      double getFreeSwapSpaceSize();
+
+      // optional string hostname = 8;
+      /**
+       * <code>optional string hostname = 8;</code>
+       */
+      boolean hasHostname();
+      /**
+       * <code>optional string hostname = 8;</code>
+       */
+      java.lang.String getHostname();
+      /**
+       * <code>optional string hostname = 8;</code>
+       */
+      com.google.protobuf.ByteString
+          getHostnameBytes();
     }
     /**
      * Protobuf type {@code CubeVisitResponse.Stats}
@@ -1848,6 +1893,26 @@ public final class CubeVisitProtos {
                 aggregatedRowCount_ = input.readInt32();
                 break;
               }
+              case 41: {
+                bitField0_ |= 0x00000010;
+                systemCpuLoad_ = input.readDouble();
+                break;
+              }
+              case 49: {
+                bitField0_ |= 0x00000020;
+                freePhysicalMemorySize_ = input.readDouble();
+                break;
+              }
+              case 57: {
+                bitField0_ |= 0x00000040;
+                freeSwapSpaceSize_ = input.readDouble();
+                break;
+              }
+              case 66: {
+                bitField0_ |= 0x00000080;
+                hostname_ = input.readBytes();
+                break;
+              }
             }
           }
         } catch (com.google.protobuf.InvalidProtocolBufferException e) {
@@ -1952,11 +2017,106 @@ public final class CubeVisitProtos {
         return aggregatedRowCount_;
       }
 
+      // optional double systemCpuLoad = 5;
+      public static final int SYSTEMCPULOAD_FIELD_NUMBER = 5;
+      private double systemCpuLoad_;
+      /**
+       * <code>optional double systemCpuLoad = 5;</code>
+       */
+      public boolean hasSystemCpuLoad() {
+        return ((bitField0_ & 0x00000010) == 0x00000010);
+      }
+      /**
+       * <code>optional double systemCpuLoad = 5;</code>
+       */
+      public double getSystemCpuLoad() {
+        return systemCpuLoad_;
+      }
+
+      // optional double freePhysicalMemorySize = 6;
+      public static final int FREEPHYSICALMEMORYSIZE_FIELD_NUMBER = 6;
+      private double freePhysicalMemorySize_;
+      /**
+       * <code>optional double freePhysicalMemorySize = 6;</code>
+       */
+      public boolean hasFreePhysicalMemorySize() {
+        return ((bitField0_ & 0x00000020) == 0x00000020);
+      }
+      /**
+       * <code>optional double freePhysicalMemorySize = 6;</code>
+       */
+      public double getFreePhysicalMemorySize() {
+        return freePhysicalMemorySize_;
+      }
+
+      // optional double freeSwapSpaceSize = 7;
+      public static final int FREESWAPSPACESIZE_FIELD_NUMBER = 7;
+      private double freeSwapSpaceSize_;
+      /**
+       * <code>optional double freeSwapSpaceSize = 7;</code>
+       */
+      public boolean hasFreeSwapSpaceSize() {
+        return ((bitField0_ & 0x00000040) == 0x00000040);
+      }
+      /**
+       * <code>optional double freeSwapSpaceSize = 7;</code>
+       */
+      public double getFreeSwapSpaceSize() {
+        return freeSwapSpaceSize_;
+      }
+
+      // optional string hostname = 8;
+      public static final int HOSTNAME_FIELD_NUMBER = 8;
+      private java.lang.Object hostname_;
+      /**
+       * <code>optional string hostname = 8;</code>
+       */
+      public boolean hasHostname() {
+        return ((bitField0_ & 0x00000080) == 0x00000080);
+      }
+      /**
+       * <code>optional string hostname = 8;</code>
+       */
+      public java.lang.String getHostname() {
+        java.lang.Object ref = hostname_;
+        if (ref instanceof java.lang.String) {
+          return (java.lang.String) ref;
+        } else {
+          com.google.protobuf.ByteString bs = 
+              (com.google.protobuf.ByteString) ref;
+          java.lang.String s = bs.toStringUtf8();
+          if (bs.isValidUtf8()) {
+            hostname_ = s;
+          }
+          return s;
+        }
+      }
+      /**
+       * <code>optional string hostname = 8;</code>
+       */
+      public com.google.protobuf.ByteString
+          getHostnameBytes() {
+        java.lang.Object ref = hostname_;
+        if (ref instanceof java.lang.String) {
+          com.google.protobuf.ByteString b = 
+              com.google.protobuf.ByteString.copyFromUtf8(
+                  (java.lang.String) ref);
+          hostname_ = b;
+          return b;
+        } else {
+          return (com.google.protobuf.ByteString) ref;
+        }
+      }
+
       private void initFields() {
         serviceStartTime_ = 0L;
         serviceEndTime_ = 0L;
         scannedRowCount_ = 0;
         aggregatedRowCount_ = 0;
+        systemCpuLoad_ = 0D;
+        freePhysicalMemorySize_ = 0D;
+        freeSwapSpaceSize_ = 0D;
+        hostname_ = "";
       }
       private byte memoizedIsInitialized = -1;
       public final boolean isInitialized() {
@@ -1982,6 +2142,18 @@ public final class CubeVisitProtos {
         if (((bitField0_ & 0x00000008) == 0x00000008)) {
           output.writeInt32(4, aggregatedRowCount_);
         }
+        if (((bitField0_ & 0x00000010) == 0x00000010)) {
+          output.writeDouble(5, systemCpuLoad_);
+        }
+        if (((bitField0_ & 0x00000020) == 0x00000020)) {
+          output.writeDouble(6, freePhysicalMemorySize_);
+        }
+        if (((bitField0_ & 0x00000040) == 0x00000040)) {
+          output.writeDouble(7, freeSwapSpaceSize_);
+        }
+        if (((bitField0_ & 0x00000080) == 0x00000080)) {
+          output.writeBytes(8, getHostnameBytes());
+        }
         getUnknownFields().writeTo(output);
       }
 
@@ -2007,6 +2179,22 @@ public final class CubeVisitProtos {
           size += com.google.protobuf.CodedOutputStream
             .computeInt32Size(4, aggregatedRowCount_);
         }
+        if (((bitField0_ & 0x00000010) == 0x00000010)) {
+          size += com.google.protobuf.CodedOutputStream
+            .computeDoubleSize(5, systemCpuLoad_);
+        }
+        if (((bitField0_ & 0x00000020) == 0x00000020)) {
+          size += com.google.protobuf.CodedOutputStream
+            .computeDoubleSize(6, freePhysicalMemorySize_);
+        }
+        if (((bitField0_ & 0x00000040) == 0x00000040)) {
+          size += com.google.protobuf.CodedOutputStream
+            .computeDoubleSize(7, freeSwapSpaceSize_);
+        }
+        if (((bitField0_ & 0x00000080) == 0x00000080)) {
+          size += com.google.protobuf.CodedOutputStream
+            .computeBytesSize(8, getHostnameBytes());
+        }
         size += getUnknownFields().getSerializedSize();
         memoizedSerializedSize = size;
         return size;
@@ -2050,6 +2238,23 @@ public final class CubeVisitProtos {
           result = result && (getAggregatedRowCount()
               == other.getAggregatedRowCount());
         }
+        result = result && (hasSystemCpuLoad() == other.hasSystemCpuLoad());
+        if (hasSystemCpuLoad()) {
+          result = result && (Double.doubleToLongBits(getSystemCpuLoad())    == Double.doubleToLongBits(other.getSystemCpuLoad()));
+        }
+        result = result && (hasFreePhysicalMemorySize() == other.hasFreePhysicalMemorySize());
+        if (hasFreePhysicalMemorySize()) {
+          result = result && (Double.doubleToLongBits(getFreePhysicalMemorySize())    == Double.doubleToLongBits(other.getFreePhysicalMemorySize()));
+        }
+        result = result && (hasFreeSwapSpaceSize() == other.hasFreeSwapSpaceSize());
+        if (hasFreeSwapSpaceSize()) {
+          result = result && (Double.doubleToLongBits(getFreeSwapSpaceSize())    == Double.doubleToLongBits(other.getFreeSwapSpaceSize()));
+        }
+        result = result && (hasHostname() == other.hasHostname());
+        if (hasHostname()) {
+          result = result && getHostname()
+              .equals(other.getHostname());
+        }
         result = result &&
             getUnknownFields().equals(other.getUnknownFields());
         return result;
@@ -2079,6 +2284,25 @@ public final class CubeVisitProtos {
           hash = (37 * hash) + AGGREGATEDROWCOUNT_FIELD_NUMBER;
           hash = (53 * hash) + getAggregatedRowCount();
         }
+        if (hasSystemCpuLoad()) {
+          hash = (37 * hash) + SYSTEMCPULOAD_FIELD_NUMBER;
+          hash = (53 * hash) + hashLong(
+              Double.doubleToLongBits(getSystemCpuLoad()));
+        }
+        if (hasFreePhysicalMemorySize()) {
+          hash = (37 * hash) + FREEPHYSICALMEMORYSIZE_FIELD_NUMBER;
+          hash = (53 * hash) + hashLong(
+              Double.doubleToLongBits(getFreePhysicalMemorySize()));
+        }
+        if (hasFreeSwapSpaceSize()) {
+          hash = (37 * hash) + FREESWAPSPACESIZE_FIELD_NUMBER;
+          hash = (53 * hash) + hashLong(
+              Double.doubleToLongBits(getFreeSwapSpaceSize()));
+        }
+        if (hasHostname()) {
+          hash = (37 * hash) + HOSTNAME_FIELD_NUMBER;
+          hash = (53 * hash) + getHostname().hashCode();
+        }
         hash = (29 * hash) + getUnknownFields().hashCode();
         memoizedHashCode = hash;
         return hash;
@@ -2196,6 +2420,14 @@ public final class CubeVisitProtos {
           bitField0_ = (bitField0_ & ~0x00000004);
           aggregatedRowCount_ = 0;
           bitField0_ = (bitField0_ & ~0x00000008);
+          systemCpuLoad_ = 0D;
+          bitField0_ = (bitField0_ & ~0x00000010);
+          freePhysicalMemorySize_ = 0D;
+          bitField0_ = (bitField0_ & ~0x00000020);
+          freeSwapSpaceSize_ = 0D;
+          bitField0_ = (bitField0_ & ~0x00000040);
+          hostname_ = "";
+          bitField0_ = (bitField0_ & ~0x00000080);
           return this;
         }
 
@@ -2240,6 +2472,22 @@ public final class CubeVisitProtos {
             to_bitField0_ |= 0x00000008;
           }
           result.aggregatedRowCount_ = aggregatedRowCount_;
+          if (((from_bitField0_ & 0x00000010) == 0x00000010)) {
+            to_bitField0_ |= 0x00000010;
+          }
+          result.systemCpuLoad_ = systemCpuLoad_;
+          if (((from_bitField0_ & 0x00000020) == 0x00000020)) {
+            to_bitField0_ |= 0x00000020;
+          }
+          result.freePhysicalMemorySize_ = freePhysicalMemorySize_;
+          if (((from_bitField0_ & 0x00000040) == 0x00000040)) {
+            to_bitField0_ |= 0x00000040;
+          }
+          result.freeSwapSpaceSize_ = freeSwapSpaceSize_;
+          if (((from_bitField0_ & 0x00000080) == 0x00000080)) {
+            to_bitField0_ |= 0x00000080;
+          }
+          result.hostname_ = hostname_;
           result.bitField0_ = to_bitField0_;
           onBuilt();
           return result;
@@ -2268,6 +2516,20 @@ public final class CubeVisitProtos {
           if (other.hasAggregatedRowCount()) {
             setAggregatedRowCount(other.getAggregatedRowCount());
           }
+          if (other.hasSystemCpuLoad()) {
+            setSystemCpuLoad(other.getSystemCpuLoad());
+          }
+          if (other.hasFreePhysicalMemorySize()) {
+            setFreePhysicalMemorySize(other.getFreePhysicalMemorySize());
+          }
+          if (other.hasFreeSwapSpaceSize()) {
+            setFreeSwapSpaceSize(other.getFreeSwapSpaceSize());
+          }
+          if (other.hasHostname()) {
+            bitField0_ |= 0x00000080;
+            hostname_ = other.hostname_;
+            onChanged();
+          }
           this.mergeUnknownFields(other.getUnknownFields());
           return this;
         }
@@ -2427,6 +2689,179 @@ public final class CubeVisitProtos {
           return this;
         }
 
+        // optional double systemCpuLoad = 5;
+        private double systemCpuLoad_ ;
+        /**
+         * <code>optional double systemCpuLoad = 5;</code>
+         */
+        public boolean hasSystemCpuLoad() {
+          return ((bitField0_ & 0x00000010) == 0x00000010);
+        }
+        /**
+         * <code>optional double systemCpuLoad = 5;</code>
+         */
+        public double getSystemCpuLoad() {
+          return systemCpuLoad_;
+        }
+        /**
+         * <code>optional double systemCpuLoad = 5;</code>
+         */
+        public Builder setSystemCpuLoad(double value) {
+          bitField0_ |= 0x00000010;
+          systemCpuLoad_ = value;
+          onChanged();
+          return this;
+        }
+        /**
+         * <code>optional double systemCpuLoad = 5;</code>
+         */
+        public Builder clearSystemCpuLoad() {
+          bitField0_ = (bitField0_ & ~0x00000010);
+          systemCpuLoad_ = 0D;
+          onChanged();
+          return this;
+        }
+
+        // optional double freePhysicalMemorySize = 6;
+        private double freePhysicalMemorySize_ ;
+        /**
+         * <code>optional double freePhysicalMemorySize = 6;</code>
+         */
+        public boolean hasFreePhysicalMemorySize() {
+          return ((bitField0_ & 0x00000020) == 0x00000020);
+        }
+        /**
+         * <code>optional double freePhysicalMemorySize = 6;</code>
+         */
+        public double getFreePhysicalMemorySize() {
+          return freePhysicalMemorySize_;
+        }
+        /**
+         * <code>optional double freePhysicalMemorySize = 6;</code>
+         */
+        public Builder setFreePhysicalMemorySize(double value) {
+          bitField0_ |= 0x00000020;
+          freePhysicalMemorySize_ = value;
+          onChanged();
+          return this;
+        }
+        /**
+         * <code>optional double freePhysicalMemorySize = 6;</code>
+         */
+        public Builder clearFreePhysicalMemorySize() {
+          bitField0_ = (bitField0_ & ~0x00000020);
+          freePhysicalMemorySize_ = 0D;
+          onChanged();
+          return this;
+        }
+
+        // optional double freeSwapSpaceSize = 7;
+        private double freeSwapSpaceSize_ ;
+        /**
+         * <code>optional double freeSwapSpaceSize = 7;</code>
+         */
+        public boolean hasFreeSwapSpaceSize() {
+          return ((bitField0_ & 0x00000040) == 0x00000040);
+        }
+        /**
+         * <code>optional double freeSwapSpaceSize = 7;</code>
+         */
+        public double getFreeSwapSpaceSize() {
+          return freeSwapSpaceSize_;
+        }
+        /**
+         * <code>optional double freeSwapSpaceSize = 7;</code>
+         */
+        public Builder setFreeSwapSpaceSize(double value) {
+          bitField0_ |= 0x00000040;
+          freeSwapSpaceSize_ = value;
+          onChanged();
+          return this;
+        }
+        /**
+         * <code>optional double freeSwapSpaceSize = 7;</code>
+         */
+        public Builder clearFreeSwapSpaceSize() {
+          bitField0_ = (bitField0_ & ~0x00000040);
+          freeSwapSpaceSize_ = 0D;
+          onChanged();
+          return this;
+        }
+
+        // optional string hostname = 8;
+        private java.lang.Object hostname_ = "";
+        /**
+         * <code>optional string hostname = 8;</code>
+         */
+        public boolean hasHostname() {
+          return ((bitField0_ & 0x00000080) == 0x00000080);
+        }
+        /**
+         * <code>optional string hostname = 8;</code>
+         */
+        public java.lang.String getHostname() {
+          java.lang.Object ref = hostname_;
+          if (!(ref instanceof java.lang.String)) {
+            java.lang.String s = ((com.google.protobuf.ByteString) ref)
+                .toStringUtf8();
+            hostname_ = s;
+            return s;
+          } else {
+            return (java.lang.String) ref;
+          }
+        }
+        /**
+         * <code>optional string hostname = 8;</code>
+         */
+        public com.google.protobuf.ByteString
+            getHostnameBytes() {
+          java.lang.Object ref = hostname_;
+          if (ref instanceof String) {
+            com.google.protobuf.ByteString b = 
+                com.google.protobuf.ByteString.copyFromUtf8(
+                    (java.lang.String) ref);
+            hostname_ = b;
+            return b;
+          } else {
+            return (com.google.protobuf.ByteString) ref;
+          }
+        }
+        /**
+         * <code>optional string hostname = 8;</code>
+         */
+        public Builder setHostname(
+            java.lang.String value) {
+          if (value == null) {
+    throw new NullPointerException();
+  }
+  bitField0_ |= 0x00000080;
+          hostname_ = value;
+          onChanged();
+          return this;
+        }
+        /**
+         * <code>optional string hostname = 8;</code>
+         */
+        public Builder clearHostname() {
+          bitField0_ = (bitField0_ & ~0x00000080);
+          hostname_ = getDefaultInstance().getHostname();
+          onChanged();
+          return this;
+        }
+        /**
+         * <code>optional string hostname = 8;</code>
+         */
+        public Builder setHostnameBytes(
+            com.google.protobuf.ByteString value) {
+          if (value == null) {
+    throw new NullPointerException();
+  }
+  bitField0_ |= 0x00000080;
+          hostname_ = value;
+          onChanged();
+          return this;
+        }
+
         // @@protoc_insertion_point(builder_scope:CubeVisitResponse.Stats)
       }
 
@@ -3224,17 +3659,19 @@ public final class CubeVisitProtos {
       "ubeVisitRequest\022\020\n\010behavior\030\001 \002(\t\022\025\n\rgtS" +
       "canRequest\030\002 \002(\014\022\024\n\014hbaseRawScan\030\003 \002(\014\0223" +
       "\n\020hbaseColumnsToGT\030\004 \003(\0132\031.CubeVisitRequ" +
-      "est.IntList\032\027\n\007IntList\022\014\n\004ints\030\001 \003(\005\"\304\001\n" +
+      "est.IntList\032\027\n\007IntList\022\014\n\004ints\030\001 \003(\005\"\251\002\n" +
       "\021CubeVisitResponse\022\026\n\016compressedRows\030\001 \002" +
       "(\014\022\'\n\005stats\030\002 \002(\0132\030.CubeVisitResponse.St" +
-      "ats\032n\n\005Stats\022\030\n\020serviceStartTime\030\001 \001(\003\022\026",
-      "\n\016serviceEndTime\030\002 \001(\003\022\027\n\017scannedRowCoun" +
-      "t\030\003 \001(\005\022\032\n\022aggregatedRowCount\030\004 \001(\0052F\n\020C" +
-      "ubeVisitService\0222\n\tvisitCube\022\021.CubeVisit" +
-      "Request\032\022.CubeVisitResponseB`\nEorg.apach" +
-      "e.kylin.storage.hbase.cube.v2.coprocesso" +
-      "r.endpoint.generatedB\017CubeVisitProtosH\001\210" +
-      "\001\001\240\001\001"
+      "ats\032\322\001\n\005Stats\022\030\n\020serviceStartTime\030\001 \001(\003\022",
+      "\026\n\016serviceEndTime\030\002 \001(\003\022\027\n\017scannedRowCou" +
+      "nt\030\003 \001(\005\022\032\n\022aggregatedRowCount\030\004 \001(\005\022\025\n\r" +
+      "systemCpuLoad\030\005 \001(\001\022\036\n\026freePhysicalMemor" +
+      "ySize\030\006 \001(\001\022\031\n\021freeSwapSpaceSize\030\007 \001(\001\022\020" +
+      "\n\010hostname\030\010 \001(\t2F\n\020CubeVisitService\0222\n\t" +
+      "visitCube\022\021.CubeVisitRequest\032\022.CubeVisit" +
+      "ResponseB`\nEorg.apache.kylin.storage.hba" +
+      "se.cube.v2.coprocessor.endpoint.generate" +
+      "dB\017CubeVisitProtosH\001\210\001\001\240\001\001"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
       new com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner() {
@@ -3264,7 +3701,7 @@ public final class CubeVisitProtos {
           internal_static_CubeVisitResponse_Stats_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_CubeVisitResponse_Stats_descriptor,
-              new java.lang.String[] { "ServiceStartTime", "ServiceEndTime", "ScannedRowCount", "AggregatedRowCount", });
+              new java.lang.String[] { "ServiceStartTime", "ServiceEndTime", "ScannedRowCount", "AggregatedRowCount", "SystemCpuLoad", "FreePhysicalMemorySize", "FreeSwapSpaceSize", "Hostname", });
           return null;
         }
       };

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9ac673a2/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
index 4ac6414..a6ad308 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
@@ -27,6 +27,10 @@ message CubeVisitResponse {
         optional int64 serviceEndTime = 2;
         optional int32 scannedRowCount = 3;
         optional int32 aggregatedRowCount = 4;
+        optional double systemCpuLoad = 5;
+        optional double freePhysicalMemorySize = 6;
+        optional double freeSwapSpaceSize = 7;
+        optional string hostname = 8;
     }
     required bytes compressedRows = 1;
     required Stats stats = 2;


[2/3] incubator-kylin git commit: next step: enable rowkeyencoder deal with gtrecord

Posted by ma...@apache.org.
next step: enable rowkeyencoder deal with gtrecord


Project: http://git-wip-us.apache.org/repos/asf/incubator-kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-kylin/commit/6a9c7413
Tree: http://git-wip-us.apache.org/repos/asf/incubator-kylin/tree/6a9c7413
Diff: http://git-wip-us.apache.org/repos/asf/incubator-kylin/diff/6a9c7413

Branch: refs/heads/KYLIN-1126
Commit: 6a9c741383d607e6cb7e5d552c8377f7c29c0db7
Parents: 9ac673a
Author: honma <ho...@ebay.com>
Authored: Thu Nov 5 11:12:58 2015 +0800
Committer: honma <ho...@ebay.com>
Committed: Thu Nov 5 11:12:58 2015 +0800

----------------------------------------------------------------------
 .../java/org/apache/kylin/cube/CubeSegment.java | 18 +++---
 .../kylin/cube/kv/AbstractRowKeyEncoder.java    | 16 ++----
 .../apache/kylin/cube/kv/FuzzyMaskEncoder.java  | 12 ++--
 .../org/apache/kylin/cube/kv/RowConstants.java  |  1 +
 .../org/apache/kylin/cube/kv/RowKeyEncoder.java | 59 +++++++++++---------
 .../coprocessor/CoprocessorProjector.java       |  5 +-
 6 files changed, 60 insertions(+), 51 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/6a9c7413/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java b/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
index 1a44fcf..bd36dfa 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
@@ -69,6 +69,8 @@ public class CubeSegment implements Comparable<CubeSegment>, IDictionaryAware, I
     private String lastBuildJobID;
     @JsonProperty("create_time_utc")
     private long createTimeUTC;
+    @JsonProperty("enable_sharding")
+    private boolean enableSharding = true;
     @JsonProperty("cuboid_shard_nums")
     private Map<Long, Short> cuboidShardNums = Maps.newHashMap();
     @JsonProperty("total_shards")
@@ -368,6 +370,14 @@ public class CubeSegment implements Comparable<CubeSegment>, IDictionaryAware, I
         return cubeInstance.getStorageType();
     }
 
+    public boolean isEnableSharding() {
+        return enableSharding;
+    }
+
+    public void setEnableSharding(boolean enableSharding) {
+        this.enableSharding = enableSharding;
+    }
+
     /**
      * get the number of shards where each cuboid will distribute
      * @return
@@ -381,14 +391,6 @@ public class CubeSegment implements Comparable<CubeSegment>, IDictionaryAware, I
         }
     }
 
-    //    /**
-    //     * get the number of shards where each cuboid will distribute
-    //     * @return
-    //     */
-    //    public Map<Long, Short> getCuboidShards() {
-    //        return this.cuboidShards;
-    //    }
-
     public void setCuboidShardNums(Map<Long, Short> newCuboidShards) {
         this.cuboidShardNums = newCuboidShards;
     }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/6a9c7413/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
index 231f737..b7de983 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
@@ -34,30 +34,26 @@ import org.slf4j.LoggerFactory;
  */
 public abstract class AbstractRowKeyEncoder {
 
+    protected static final Logger logger = LoggerFactory.getLogger(AbstractRowKeyEncoder.class);
     public static final byte DEFAULT_BLANK_BYTE = Dictionary.NULL;
 
-    protected static final Logger logger = LoggerFactory.getLogger(AbstractRowKeyEncoder.class);
+    protected final Cuboid cuboid;
+    protected final CubeSegment cubeSeg;
+    protected byte blankByte = DEFAULT_BLANK_BYTE;
 
     public static AbstractRowKeyEncoder createInstance(CubeSegment cubeSeg, Cuboid cuboid) {
         return new RowKeyEncoder(cubeSeg, cuboid);
     }
 
-    protected final Cuboid cuboid;
-    protected byte blankByte = DEFAULT_BLANK_BYTE;
-    protected boolean encodeShard = true;
-
-    protected AbstractRowKeyEncoder(Cuboid cuboid) {
+    protected AbstractRowKeyEncoder(CubeSegment cubeSeg,Cuboid cuboid) {
         this.cuboid = cuboid;
+        this.cubeSeg = cubeSeg;
     }
 
     public void setBlankByte(byte blankByte) {
         this.blankByte = blankByte;
     }
 
-    public void setEncodeShard(boolean encodeShard) {
-        this.encodeShard = encodeShard;
-    }
-
     abstract public byte[] encode(Map<TblColRef, String> valueMap);
 
     abstract public byte[] encode(byte[][] values);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/6a9c7413/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
index bf67538..7748e8c 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
@@ -36,11 +36,15 @@ public class FuzzyMaskEncoder extends RowKeyEncoder {
     }
 
     @Override
-    protected int fillHeader(byte[] bytes) {
-        Arrays.fill(bytes, 0, RowConstants.ROWKEY_SHARDID_LEN, RowConstants.BYTE_ONE);
+    protected void fillHeader(byte[] bytes) {
+        int offset = 0;
+        if (enableSharding) {
+            Arrays.fill(bytes, 0, RowConstants.ROWKEY_SHARDID_LEN, RowConstants.BYTE_ONE);
+            offset += RowConstants.ROWKEY_SHARDID_LEN;
+        }
         // always fuzzy match cuboid ID to lock on the selected cuboid
-        Arrays.fill(bytes, RowConstants.ROWKEY_SHARDID_LEN, RowConstants.ROWKEY_HEADER_LEN, RowConstants.BYTE_ZERO);
-        return this.headerLength;
+        int headerLength = this.getHeaderLength();
+        Arrays.fill(bytes, offset, headerLength, RowConstants.BYTE_ZERO);
     }
 
     @Override

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/6a9c7413/core-cube/src/main/java/org/apache/kylin/cube/kv/RowConstants.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/RowConstants.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/RowConstants.java
index 6a8eeb5..09bccc3 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/RowConstants.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/RowConstants.java
@@ -33,6 +33,7 @@ public class RowConstants {
     public static final int ROWKEY_SHARDID_LEN = 2;
 
     public static final int ROWKEY_HEADER_LEN = ROWKEY_CUBOIDID_LEN + ROWKEY_SHARDID_LEN;
+    public static final int ROWKEY_SHARD_AND_CUBOID_LEN = ROWKEY_CUBOIDID_LEN + ROWKEY_SHARDID_LEN;
     
     public static final byte BYTE_ZERO = 0;
     public static final byte BYTE_ONE = 1;

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/6a9c7413/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
index 0676df6..059288a 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
@@ -32,18 +32,35 @@ import org.apache.kylin.metadata.model.TblColRef;
 
 public class RowKeyEncoder extends AbstractRowKeyEncoder {
 
-    private int bytesLength;
-    protected int headerLength;
+    private int bodyLength = 0;
     private RowKeyColumnIO colIO;
-    CubeSegment cubeSeg;
+    protected boolean enableSharding;
 
     protected RowKeyEncoder(CubeSegment cubeSeg, Cuboid cuboid) {
-        super(cuboid);
-        this.cubeSeg = cubeSeg;
+        super(cubeSeg, cuboid);
+        enableSharding = cubeSeg.isEnableSharding();
         colIO = new RowKeyColumnIO(cubeSeg);
-        bytesLength = headerLength = RowConstants.ROWKEY_HEADER_LEN; // include shard and cuboidid 
         for (TblColRef column : cuboid.getColumns()) {
-            bytesLength += colIO.getColumnLength(column);
+            bodyLength += colIO.getColumnLength(column);
+        }
+    }
+
+    protected int getHeaderLength() {
+        return enableSharding ? RowConstants.ROWKEY_SHARD_AND_CUBOID_LEN : RowConstants.ROWKEY_CUBOIDID_LEN;
+    }
+
+    protected int getBytesLength() {
+        return getHeaderLength() + bodyLength;
+    }
+
+    protected short calculateShard(byte[] key) {
+        if (enableSharding) {
+            int bodyOffset = RowConstants.ROWKEY_SHARD_AND_CUBOID_LEN;
+            short cuboidShardNum = cubeSeg.getCuboidShardNum(cuboid.getId());
+            short shardOffset = ShardingHash.getShard(key, bodyOffset, bodyLength, cuboidShardNum);
+            return ShardingHash.normalize(cubeSeg.getCuboidBaseShard(cuboid.getId()), shardOffset, cubeSeg.getTotalShards());
+        } else {
+            throw new RuntimeException("If enableSharding false, you should never caculate shard");
         }
     }
 
@@ -71,9 +88,8 @@ public class RowKeyEncoder extends AbstractRowKeyEncoder {
 
     @Override
     public byte[] encode(byte[][] values) {
-        byte[] bytes = new byte[this.bytesLength];
-        int bodyOffset = RowConstants.ROWKEY_HEADER_LEN;
-        int offset = bodyOffset;
+        byte[] bytes = new byte[this.getBytesLength()];
+        int offset = getHeaderLength();
 
         for (int i = 0; i < cuboid.getColumns().size(); i++) {
             TblColRef column = cuboid.getColumns().get(i);
@@ -93,27 +109,18 @@ public class RowKeyEncoder extends AbstractRowKeyEncoder {
         return bytes;
     }
 
-    protected int fillHeader(byte[] bytes) {
+    protected void fillHeader(byte[] bytes) {
         int offset = 0;
 
-        if (encodeShard) {
-            short cuboidShardNum = cubeSeg.getCuboidShardNum(cuboid.getId());
-            short shardOffset = ShardingHash.getShard(bytes, RowConstants.ROWKEY_HEADER_LEN, bytes.length - RowConstants.ROWKEY_HEADER_LEN, cuboidShardNum);
-            short finalShard = ShardingHash.normalize(cubeSeg.getCuboidBaseShard(cuboid.getId()), shardOffset, cubeSeg.getTotalShards());
-            BytesUtil.writeShort(finalShard, bytes, offset, RowConstants.ROWKEY_SHARDID_LEN);
-        } else {
-            BytesUtil.writeShort((short) 0, bytes, offset, RowConstants.ROWKEY_SHARDID_LEN);
+        if (enableSharding) {
+            short shard = calculateShard(bytes);
+            BytesUtil.writeShort(shard, bytes, offset, RowConstants.ROWKEY_SHARDID_LEN);
+            offset += RowConstants.ROWKEY_SHARDID_LEN;
         }
-        offset += RowConstants.ROWKEY_SHARDID_LEN;
 
         System.arraycopy(cuboid.getBytes(), 0, bytes, offset, RowConstants.ROWKEY_CUBOIDID_LEN);
-        offset += RowConstants.ROWKEY_CUBOIDID_LEN;
-
-        if (this.headerLength != offset) {
-            throw new IllegalStateException("Expected header length is " + headerLength + ". But the offset is " + offset);
-        }
-        
-        return offset;
+        //offset += RowConstants.ROWKEY_CUBOIDID_LEN;
+        //return offset;
     }
 
     protected void fillColumnValue(TblColRef column, int columnLen, byte[] value, int valueLen, byte[] outputValue, int outputValueOffset) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/6a9c7413/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorProjector.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorProjector.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorProjector.java
index 9b839c3..c37b2f4 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorProjector.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorProjector.java
@@ -41,9 +41,8 @@ public class CoprocessorProjector {
 
         RowKeyEncoder rowKeyMaskEncoder = new RowKeyEncoder(cubeSegment, cuboid) {
             @Override
-            protected int fillHeader(byte[] bytes) {
-                Arrays.fill(bytes, 0, this.headerLength, (byte) 0xff);
-                return this.headerLength;
+            protected void fillHeader(byte[] bytes) {
+                Arrays.fill(bytes, 0, this.getHeaderLength(), (byte) 0xff);
             }
 
             @Override


[3/3] incubator-kylin git commit: pending for test

Posted by ma...@apache.org.
pending for test


Project: http://git-wip-us.apache.org/repos/asf/incubator-kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-kylin/commit/ad3622e1
Tree: http://git-wip-us.apache.org/repos/asf/incubator-kylin/tree/ad3622e1
Diff: http://git-wip-us.apache.org/repos/asf/incubator-kylin/diff/ad3622e1

Branch: refs/heads/KYLIN-1126
Commit: ad3622e12bbe71300b3b36e4802dd3bdccfee878
Parents: 6a9c741
Author: honma <ho...@ebay.com>
Authored: Thu Nov 5 15:33:24 2015 +0800
Committer: honma <ho...@ebay.com>
Committed: Thu Nov 5 15:33:24 2015 +0800

----------------------------------------------------------------------
 .../java/org/apache/kylin/cube/CubeSegment.java |   5 +
 .../org/apache/kylin/cube/cuboid/Cuboid.java    |  18 +-
 .../kylin/cube/kv/AbstractRowKeyEncoder.java    |  18 +-
 .../apache/kylin/cube/kv/FuzzyKeyEncoder.java   |  17 +-
 .../apache/kylin/cube/kv/FuzzyMaskEncoder.java  |  29 +++
 .../apache/kylin/cube/kv/LazyRowKeyEncoder.java |  67 ++++++
 .../org/apache/kylin/cube/kv/RowKeyEncoder.java |  30 ++-
 .../org/apache/kylin/gridtable/GTRecord.java    |  20 ++
 .../kylin/gridtable/GTScanRangePlanner.java     |   2 +-
 .../kylin/storage/translate/HBaseKeyRange.java  |   8 +-
 .../mr/steps/MapContextGTRecordWriter.java      |  35 +--
 .../common/coprocessor/CoprocessorRowType.java  |  17 +-
 .../storage/hbase/cube/v2/CubeHBaseRPC.java     | 100 ++++----
 .../storage/hbase/cube/v2/CubeHBaseScanRPC.java |   2 +-
 .../hbase/cube/v2/HBaseReadonlyStore.java       |   7 +-
 .../kylin/storage/hbase/cube/v2/HBaseScan.java  |  88 -------
 .../coprocessor/endpoint/CubeVisitService.java  |   2 +-
 .../endpoint/generated/CubeVisitProtos.java     | 227 +++++++++++++------
 .../endpoint/protobuf/CubeVisit.proto           |   3 +-
 .../storage/hbase/steps/CreateHTableJob.java    |  14 +-
 .../storage/hbase/steps/HBaseCuboidWriter.java  |  45 ++--
 .../hbase/steps/HBaseStreamingOutput.java       |   6 +
 .../observer/AggregateRegionObserverTest.java   |   2 +-
 23 files changed, 446 insertions(+), 316 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java b/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
index bd36dfa..1a34596 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/CubeSegment.java
@@ -26,6 +26,7 @@ import java.util.concurrent.ConcurrentHashMap;
 
 import org.apache.kylin.common.persistence.ResourceStore;
 import org.apache.kylin.common.util.ShardingHash;
+import org.apache.kylin.cube.kv.RowConstants;
 import org.apache.kylin.cube.model.CubeDesc;
 import org.apache.kylin.dict.Dictionary;
 import org.apache.kylin.dict.IDictionaryAware;
@@ -378,6 +379,10 @@ public class CubeSegment implements Comparable<CubeSegment>, IDictionaryAware, I
         this.enableSharding = enableSharding;
     }
 
+    public int getRowKeyPreambleSize() {
+        return enableSharding ? RowConstants.ROWKEY_SHARD_AND_CUBOID_LEN : RowConstants.ROWKEY_CUBOIDID_LEN;
+    }
+
     /**
      * get the number of shards where each cuboid will distribute
      * @return

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/cuboid/Cuboid.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/cuboid/Cuboid.java b/core-cube/src/main/java/org/apache/kylin/cube/cuboid/Cuboid.java
index 2c8680d..d7e7d9c 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/cuboid/Cuboid.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/cuboid/Cuboid.java
@@ -18,13 +18,23 @@
 
 package org.apache.kylin.cube.cuboid;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.BitSet;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Queue;
 import java.util.concurrent.ConcurrentHashMap;
 
 import org.apache.kylin.common.util.Bytes;
-import org.apache.kylin.common.util.ShardingHash;
 import org.apache.kylin.cube.gridtable.CuboidToGridTableMapping;
-import org.apache.kylin.cube.model.*;
+import org.apache.kylin.cube.model.CubeDesc;
+import org.apache.kylin.cube.model.DimensionDesc;
+import org.apache.kylin.cube.model.HierarchyDesc;
+import org.apache.kylin.cube.model.RowKeyColDesc;
+import org.apache.kylin.cube.model.RowKeyDesc;
 import org.apache.kylin.cube.model.RowKeyDesc.AggrGroupMask;
 import org.apache.kylin.cube.model.RowKeyDesc.HierarchyMask;
 import org.apache.kylin.metadata.model.TblColRef;
@@ -147,7 +157,7 @@ public class Cuboid implements Comparable<Cuboid> {
                 return cuboidID;
             } else {
                 // no column (except mandatory), add one column
-                long toAddCol = (1 << (BitSet.valueOf(new long[]{rowkey.getTailMask()}).cardinality()));
+                long toAddCol = (1 << (BitSet.valueOf(new long[] { rowkey.getTailMask() }).cardinality()));
                 // check if the toAddCol belongs to any hierarchy
                 List<HierarchyMask> hierarchyMaskList = rowkey.getHierarchyMasks();
                 if (hierarchyMaskList != null && hierarchyMaskList.size() > 0) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
index b7de983..c9a304e 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/AbstractRowKeyEncoder.java
@@ -20,9 +20,11 @@ package org.apache.kylin.cube.kv;
 
 import java.util.Map;
 
+import org.apache.kylin.common.util.ImmutableBitSet;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
 import org.apache.kylin.dict.Dictionary;
+import org.apache.kylin.gridtable.GTRecord;
 import org.apache.kylin.metadata.model.TblColRef;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -45,7 +47,7 @@ public abstract class AbstractRowKeyEncoder {
         return new RowKeyEncoder(cubeSeg, cuboid);
     }
 
-    protected AbstractRowKeyEncoder(CubeSegment cubeSeg,Cuboid cuboid) {
+    protected AbstractRowKeyEncoder(CubeSegment cubeSeg, Cuboid cuboid) {
         this.cuboid = cuboid;
         this.cubeSeg = cubeSeg;
     }
@@ -54,6 +56,20 @@ public abstract class AbstractRowKeyEncoder {
         this.blankByte = blankByte;
     }
 
+    public long getCuboidID() {
+        return cuboid.getId();
+    }
+
+    abstract public byte[] createBuf();
+
+    /**
+     * encode a gtrecord into a given byte[] buffer
+     * @param record
+     * @param keyColumns
+     * @param buf
+     */
+    abstract public void encode(GTRecord record, ImmutableBitSet keyColumns, byte[] buf);
+
     abstract public byte[] encode(Map<TblColRef, String> valueMap);
 
     abstract public byte[] encode(byte[][] values);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyKeyEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyKeyEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyKeyEncoder.java
index 2185bc5..9da8ff5 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyKeyEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyKeyEncoder.java
@@ -18,8 +18,6 @@
 
 package org.apache.kylin.cube.kv;
 
-import java.util.Arrays;
-
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
 
@@ -35,9 +33,16 @@ public class FuzzyKeyEncoder extends RowKeyEncoder {
     }
 
     @Override
-    protected byte[] defaultValue(int length) {
-        byte[] keyBytes = new byte[length];
-        Arrays.fill(keyBytes, RowConstants.BYTE_ZERO);
-        return keyBytes;
+    protected short calculateShard(byte[] key) {
+        if (enableSharding) {
+            return 0;
+        } else {
+            throw new RuntimeException("If enableSharding false, you should never calculate shard");
+        }
+    }
+
+    @Override
+    protected byte defaultValue() {
+        return RowConstants.BYTE_ZERO;
     }
 }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
index 7748e8c..94db94b 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/FuzzyMaskEncoder.java
@@ -20,8 +20,12 @@ package org.apache.kylin.cube.kv;
 
 import java.util.Arrays;
 
+import org.apache.kylin.common.util.ByteArray;
+import org.apache.kylin.common.util.ImmutableBitSet;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
+import org.apache.kylin.gridtable.GTInfo;
+import org.apache.kylin.gridtable.GTRecord;
 import org.apache.kylin.metadata.model.TblColRef;
 
 /**
@@ -36,6 +40,31 @@ public class FuzzyMaskEncoder extends RowKeyEncoder {
     }
 
     @Override
+    public void encode(GTRecord record, ImmutableBitSet keyColumns, byte[] buf) {
+        ByteArray byteArray = new ByteArray(buf, getHeaderLength(), 0);
+
+        GTInfo info = record.getInfo();
+        byte fill;
+        int pos = 0;
+        for (int i = 0; i < info.getPrimaryKey().trueBitCount(); i++) {
+            int c = info.getPrimaryKey().trueBitAt(i);
+            int colLength = info.getCodeSystem().maxCodeLength(c);
+
+            if (record.get(c).array() != null) {
+                fill = RowConstants.BYTE_ZERO;
+            } else {
+                fill = RowConstants.BYTE_ONE;
+            }
+            Arrays.fill(byteArray.array(), byteArray.offset() + pos, byteArray.offset() + pos + colLength, fill);
+            pos += colLength;
+        }
+        byteArray.setLength(pos);
+
+        //fill shard and cuboid
+        fillHeader(buf);
+    }
+
+    @Override
     protected void fillHeader(byte[] bytes) {
         int offset = 0;
         if (enableSharding) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/kv/LazyRowKeyEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/LazyRowKeyEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/LazyRowKeyEncoder.java
new file mode 100644
index 0000000..7c70fff
--- /dev/null
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/LazyRowKeyEncoder.java
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.kylin.cube.kv;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.apache.kylin.common.util.BytesUtil;
+import org.apache.kylin.common.util.ShardingHash;
+import org.apache.kylin.cube.CubeSegment;
+import org.apache.kylin.cube.cuboid.Cuboid;
+
+import com.google.common.collect.Lists;
+
+/**
+ * A LazyRowKeyEncoder will not try to calculate shard
+ * It works for both enableSharding or non-enableSharding scenario
+ * Usually it's for sharded cube scanning, later all possible shard will be rewrite
+ */
+public class LazyRowKeyEncoder extends RowKeyEncoder {
+    public LazyRowKeyEncoder(CubeSegment cubeSeg, Cuboid cuboid) {
+        super(cubeSeg, cuboid);
+    }
+
+    protected short calculateShard(byte[] key) {
+        if (enableSharding) {
+            return 0;
+        } else {
+            throw new RuntimeException("If enableSharding false, you should never calculate shard");
+        }
+    }
+
+    //for non-sharding cases it will only return one byte[] with not shard at beginning
+    public List<byte[]> getRowKeysDifferentShards(byte[] halfCookedKey) {
+        final short cuboidShardNum = cubeSeg.getCuboidShardNum(cuboid.getId());
+
+        if (!enableSharding) {
+            return Lists.newArrayList(halfCookedKey);//not shard to append at head, so it is already well cooked
+        } else {
+            List<byte[]> ret = Lists.newArrayList();
+            for (short i = 0; i < cuboidShardNum; ++i) {
+                short shard = ShardingHash.normalize(cubeSeg.getCuboidBaseShard(cuboid.getId()), i, cubeSeg.getTotalShards());
+                byte[] cookedKey = Arrays.copyOf(halfCookedKey, halfCookedKey.length);
+                BytesUtil.writeShort(shard, cookedKey, 0, RowConstants.ROWKEY_SHARDID_LEN);
+                ret.add(cookedKey);
+            }
+            return ret;
+        }
+
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java b/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
index 059288a..4d1055b 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/kv/RowKeyEncoder.java
@@ -23,11 +23,14 @@ import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 
+import org.apache.kylin.common.util.ByteArray;
 import org.apache.kylin.common.util.Bytes;
 import org.apache.kylin.common.util.BytesUtil;
+import org.apache.kylin.common.util.ImmutableBitSet;
 import org.apache.kylin.common.util.ShardingHash;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
+import org.apache.kylin.gridtable.GTRecord;
 import org.apache.kylin.metadata.model.TblColRef;
 
 public class RowKeyEncoder extends AbstractRowKeyEncoder {
@@ -46,7 +49,7 @@ public class RowKeyEncoder extends AbstractRowKeyEncoder {
     }
 
     protected int getHeaderLength() {
-        return enableSharding ? RowConstants.ROWKEY_SHARD_AND_CUBOID_LEN : RowConstants.ROWKEY_CUBOIDID_LEN;
+        return cubeSeg.getRowKeyPreambleSize();
     }
 
     protected int getBytesLength() {
@@ -60,7 +63,7 @@ public class RowKeyEncoder extends AbstractRowKeyEncoder {
             short shardOffset = ShardingHash.getShard(key, bodyOffset, bodyLength, cuboidShardNum);
             return ShardingHash.normalize(cubeSeg.getCuboidBaseShard(cuboid.getId()), shardOffset, cubeSeg.getTotalShards());
         } else {
-            throw new RuntimeException("If enableSharding false, you should never caculate shard");
+            throw new RuntimeException("If enableSharding false, you should never calculate shard");
         }
     }
 
@@ -69,6 +72,20 @@ public class RowKeyEncoder extends AbstractRowKeyEncoder {
     }
 
     @Override
+    public byte[] createBuf() {
+        return new byte[this.getBytesLength()];
+    }
+
+    @Override
+    public void encode(GTRecord record, ImmutableBitSet keyColumns, byte[] buf) {
+        ByteArray byteArray = new ByteArray(buf, getHeaderLength(), 0);
+        record.exportColumns(keyColumns, byteArray, defaultValue());
+
+        //fill shard and cuboid
+        fillHeader(buf);
+    }
+
+    @Override
     public byte[] encode(Map<TblColRef, String> valueMap) {
         List<byte[]> valueList = new ArrayList<byte[]>();
         for (TblColRef bdCol : cuboid.getColumns()) {
@@ -126,18 +143,15 @@ public class RowKeyEncoder extends AbstractRowKeyEncoder {
     protected void fillColumnValue(TblColRef column, int columnLen, byte[] value, int valueLen, byte[] outputValue, int outputValueOffset) {
         // special null value case
         if (value == null) {
-            byte[] valueBytes = defaultValue(columnLen);
-            System.arraycopy(valueBytes, 0, outputValue, outputValueOffset, columnLen);
+            Arrays.fill(outputValue, outputValueOffset, outputValueOffset + columnLen, defaultValue());
             return;
         }
 
         colIO.writeColumn(column, value, valueLen, this.blankByte, outputValue, outputValueOffset);
     }
 
-    protected byte[] defaultValue(int length) {
-        byte[] values = new byte[length];
-        Arrays.fill(values, this.blankByte);
-        return values;
+    protected byte defaultValue() {
+        return this.blankByte;
     }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/gridtable/GTRecord.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/gridtable/GTRecord.java b/core-cube/src/main/java/org/apache/kylin/gridtable/GTRecord.java
index 0f4eb3d..98f6e2d 100644
--- a/core-cube/src/main/java/org/apache/kylin/gridtable/GTRecord.java
+++ b/core-cube/src/main/java/org/apache/kylin/gridtable/GTRecord.java
@@ -7,6 +7,8 @@ import java.util.List;
 import org.apache.kylin.common.util.ByteArray;
 import org.apache.kylin.common.util.ImmutableBitSet;
 
+import com.google.common.base.Preconditions;
+
 public class GTRecord implements Comparable<GTRecord> {
 
     final GTInfo info;
@@ -222,12 +224,30 @@ public class GTRecord implements Comparable<GTRecord> {
         int pos = 0;
         for (int i = 0; i < selectedCols.trueBitCount(); i++) {
             int c = selectedCols.trueBitAt(i);
+            Preconditions.checkNotNull(cols[c].array());
             System.arraycopy(cols[c].array(), cols[c].offset(), buf.array(), buf.offset() + pos, cols[c].length());
             pos += cols[c].length();
         }
         buf.setLength(pos);
     }
 
+    /** write data to given buffer, like serialize, use defaultValue when required column is not set*/
+    public void exportColumns(ImmutableBitSet selectedCols, ByteArray buf, byte defaultValue) {
+        int pos = 0;
+        for (int i = 0; i < selectedCols.trueBitCount(); i++) {
+            int c = selectedCols.trueBitAt(i);
+            if (cols[c].array() != null) {
+                System.arraycopy(cols[c].array(), cols[c].offset(), buf.array(), buf.offset() + pos, cols[c].length());
+                pos += cols[c].length();
+            } else {
+                int maxLength = info.codeSystem.maxCodeLength(c);
+                Arrays.fill(buf.array(), buf.offset() + pos, buf.offset() + pos + maxLength, defaultValue);
+                pos += maxLength;
+            }
+        }
+        buf.setLength(pos);
+    }
+
     /** write data to given buffer, like serialize */
     public void exportColumns(ImmutableBitSet selectedCols, ByteBuffer buf) {
         for (int i = 0; i < selectedCols.trueBitCount(); i++) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-cube/src/main/java/org/apache/kylin/gridtable/GTScanRangePlanner.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/gridtable/GTScanRangePlanner.java b/core-cube/src/main/java/org/apache/kylin/gridtable/GTScanRangePlanner.java
index d860090..3d07623 100644
--- a/core-cube/src/main/java/org/apache/kylin/gridtable/GTScanRangePlanner.java
+++ b/core-cube/src/main/java/org/apache/kylin/gridtable/GTScanRangePlanner.java
@@ -553,7 +553,7 @@ public class GTScanRangePlanner {
 
     /**
      * asymmetric means compare(a,b) > 0 does not cause compare(b,a) < 0 
-     * so min max functions will not bu supported
+     * so min max functions will not be supported
      */
     private static class AsymmetricRecordComparator extends RecordComparator {
 

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/core-storage/src/main/java/org/apache/kylin/storage/translate/HBaseKeyRange.java
----------------------------------------------------------------------
diff --git a/core-storage/src/main/java/org/apache/kylin/storage/translate/HBaseKeyRange.java b/core-storage/src/main/java/org/apache/kylin/storage/translate/HBaseKeyRange.java
index a6d78e7..fbb258f 100644
--- a/core-storage/src/main/java/org/apache/kylin/storage/translate/HBaseKeyRange.java
+++ b/core-storage/src/main/java/org/apache/kylin/storage/translate/HBaseKeyRange.java
@@ -34,6 +34,7 @@ import org.apache.kylin.cube.cuboid.Cuboid;
 import org.apache.kylin.cube.kv.AbstractRowKeyEncoder;
 import org.apache.kylin.cube.kv.FuzzyKeyEncoder;
 import org.apache.kylin.cube.kv.FuzzyMaskEncoder;
+import org.apache.kylin.cube.kv.LazyRowKeyEncoder;
 import org.apache.kylin.cube.kv.RowConstants;
 import org.apache.kylin.cube.model.CubeDesc;
 import org.apache.kylin.metadata.model.TblColRef;
@@ -118,15 +119,10 @@ public class HBaseKeyRange implements Comparable<HBaseKeyRange> {
             }
         }
 
-        AbstractRowKeyEncoder encoder = AbstractRowKeyEncoder.createInstance(cubeSeg, cuboid);
-        encoder.setEncodeShard(false);//will enumerate all possible shards when scanning
-        
+        AbstractRowKeyEncoder encoder = new LazyRowKeyEncoder(cubeSeg, cuboid);
         encoder.setBlankByte(RowConstants.ROWKEY_LOWER_BYTE);
-
         this.startKey = encoder.encode(startValues);
-
         encoder.setBlankByte(RowConstants.ROWKEY_UPPER_BYTE);
-
         // In order to make stopRow inclusive add a trailing 0 byte. #See Scan.setStopRow(byte [] stopRow)
         this.stopKey = Bytes.add(encoder.encode(stopValues), ZERO_TAIL_BYTES);
 

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/MapContextGTRecordWriter.java
----------------------------------------------------------------------
diff --git a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/MapContextGTRecordWriter.java b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/MapContextGTRecordWriter.java
index 4c743fb..6098381 100644
--- a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/MapContextGTRecordWriter.java
+++ b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/MapContextGTRecordWriter.java
@@ -7,16 +7,14 @@ import java.util.BitSet;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.mapreduce.MapContext;
-import org.apache.kylin.common.util.BytesUtil;
-import org.apache.kylin.common.util.ShardingHash;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
 import org.apache.kylin.cube.inmemcubing.ICuboidWriter;
+import org.apache.kylin.cube.kv.AbstractRowKeyEncoder;
 import org.apache.kylin.cube.kv.RowConstants;
 import org.apache.kylin.cube.model.CubeDesc;
 import org.apache.kylin.engine.mr.ByteArrayWritable;
 import org.apache.kylin.gridtable.GTRecord;
-import org.apache.kylin.metadata.model.TblColRef;
 
 /**
  */
@@ -28,7 +26,7 @@ public class MapContextGTRecordWriter implements ICuboidWriter {
     protected CubeSegment cubeSegment;
     protected CubeDesc cubeDesc;
 
-    private int bytesLength;
+    private AbstractRowKeyEncoder rowKeyEncoder;
     private int dimensions;
     private int measureCount;
     private byte[] keyBuf;
@@ -61,25 +59,13 @@ public class MapContextGTRecordWriter implements ICuboidWriter {
         }
 
         cuboidRowCount++;
-        int header = RowConstants.ROWKEY_HEADER_LEN;
-        int offSet = header;
-        for (int x = 0; x < dimensions; x++) {
-            System.arraycopy(record.get(x).array(), record.get(x).offset(), keyBuf, offSet, record.get(x).length());
-            offSet += record.get(x).length();
-        }
-
-        //fill shard
-        short cuboidShardNum = cubeSegment.getCuboidShardNum(cuboidId);
-        short shardOffset = ShardingHash.getShard(keyBuf, header, offSet - header, cuboidShardNum);
-        short cuboidShardBase = cubeSegment.getCuboidBaseShard(cuboidId);
-        short finalShard = ShardingHash.normalize(cuboidShardBase, shardOffset, cubeSegment.getTotalShards());
-        BytesUtil.writeShort(finalShard, keyBuf, 0, RowConstants.ROWKEY_SHARDID_LEN);
+        rowKeyEncoder.encode(record, record.getInfo().getPrimaryKey(), keyBuf);
 
         //output measures
         valueBuf.clear();
         record.exportColumns(measureColumnsIndex, valueBuf);
 
-        outputKey.set(keyBuf, 0, offSet);
+        outputKey.set(keyBuf, 0, keyBuf.length);
         outputValue.set(valueBuf.array(), 0, valueBuf.position());
         try {
             mapContext.write(outputKey, outputValue);
@@ -95,24 +81,17 @@ public class MapContextGTRecordWriter implements ICuboidWriter {
 
     @Override
     public void close() {
-        
+
     }
 
     private void initVariables(Long cuboidId) {
-        bytesLength = RowConstants.ROWKEY_HEADER_LEN;
-        Cuboid cuboid = Cuboid.findById(cubeDesc, cuboidId);
-        for (TblColRef column : cuboid.getColumns()) {
-            bytesLength += cubeSegment.getColumnLength(column);
-        }
+        rowKeyEncoder = AbstractRowKeyEncoder.createInstance(cubeSegment, Cuboid.findById(cubeDesc, cuboidId));
+        keyBuf = rowKeyEncoder.createBuf();
 
-        keyBuf = new byte[bytesLength];
         dimensions = BitSet.valueOf(new long[] { cuboidId }).cardinality();
         measureColumnsIndex = new int[measureCount];
         for (int i = 0; i < measureCount; i++) {
             measureColumnsIndex[i] = dimensions + i;
         }
-
-        //write cuboid id first
-        BytesUtil.writeLong(cuboidId, keyBuf, RowConstants.ROWKEY_SHARDID_LEN, RowConstants.ROWKEY_CUBOIDID_LEN);
     }
 }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorRowType.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorRowType.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorRowType.java
index 7ec97c0..35488d1 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorRowType.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/common/coprocessor/CoprocessorRowType.java
@@ -26,7 +26,6 @@ import org.apache.kylin.common.util.BytesSerializer;
 import org.apache.kylin.common.util.BytesUtil;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
-import org.apache.kylin.cube.kv.RowConstants;
 import org.apache.kylin.cube.kv.RowKeyColumnIO;
 import org.apache.kylin.invertedindex.index.TableRecordInfo;
 import org.apache.kylin.metadata.model.ColumnDesc;
@@ -47,7 +46,9 @@ public class CoprocessorRowType {
         for (int i = 0; i < cols.size(); i++) {
             colSizes[i] = tableRecordInfo.getDigest().length(i);
         }
-        return new CoprocessorRowType(cols.toArray(new TblColRef[cols.size()]), colSizes);
+        
+        //TODO:check0
+        return new CoprocessorRowType(cols.toArray(new TblColRef[cols.size()]), colSizes, 0);
     }
 
     //for observer
@@ -59,7 +60,7 @@ public class CoprocessorRowType {
         for (int i = 0; i < cols.length; i++) {
             colSizes[i] = colIO.getColumnLength(cols[i]);
         }
-        return new CoprocessorRowType(cols, colSizes);
+        return new CoprocessorRowType(cols, colSizes, seg.getRowKeyPreambleSize());
     }
 
     public static byte[] serialize(CoprocessorRowType o) {
@@ -82,6 +83,7 @@ public class CoprocessorRowType {
         public void serialize(CoprocessorRowType o, ByteBuffer out) {
             int n = o.columns.length;
             BytesUtil.writeVInt(o.columns.length, out);
+            BytesUtil.writeVInt(o.bodyOffset, out);
             for (int i = 0; i < n; i++) {
                 BytesUtil.writeAsciiString(o.columns[i].getTable(), out);
                 BytesUtil.writeAsciiString(o.columns[i].getName(), out);
@@ -92,6 +94,7 @@ public class CoprocessorRowType {
         @Override
         public CoprocessorRowType deserialize(ByteBuffer in) {
             int n = BytesUtil.readVInt(in);
+            int bodyOffset = BytesUtil.readVInt(in);
             TblColRef[] cols = new TblColRef[n];
             int[] colSizes = new int[n];
             for (int i = 0; i < n; i++) {
@@ -108,18 +111,20 @@ public class CoprocessorRowType {
                 int colSize = BytesUtil.readVInt(in);
                 colSizes[i] = colSize;
             }
-            return new CoprocessorRowType(cols, colSizes);
+            return new CoprocessorRowType(cols, colSizes, bodyOffset);
         }
     }
 
     // ============================================================================
 
     public TblColRef[] columns;
+    private int bodyOffset;
     public int[] columnSizes;
     public int[] columnOffsets;
     public HashMap<TblColRef, Integer> columnIdxMap;
 
-    public CoprocessorRowType(TblColRef[] columns, int[] columnSizes) {
+    public CoprocessorRowType(TblColRef[] columns, int[] columnSizes, int bodyOffset) {
+        this.bodyOffset = bodyOffset;
         this.columns = columns;
         this.columnSizes = columnSizes;
         init();
@@ -131,7 +136,7 @@ public class CoprocessorRowType {
 
     private void init() {
         int[] offsets = new int[columns.length];
-        int o = RowConstants.ROWKEY_HEADER_LEN;
+        int o = bodyOffset;
         for (int i = 0; i < columns.length; i++) {
             offsets[i] = o;
             o += columnSizes[i];

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseRPC.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseRPC.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseRPC.java
index 1d217ac..412e7602 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseRPC.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseRPC.java
@@ -5,20 +5,22 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 
-import org.apache.hadoop.hbase.Cell;
+import javax.annotation.Nullable;
+
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.filter.Filter;
 import org.apache.hadoop.hbase.filter.FilterList;
 import org.apache.hadoop.hbase.filter.FuzzyRowFilter;
-import org.apache.kylin.common.util.ByteArray;
 import org.apache.kylin.common.util.Bytes;
-import org.apache.kylin.common.util.BytesUtil;
 import org.apache.kylin.common.util.ImmutableBitSet;
 import org.apache.kylin.common.util.Pair;
-import org.apache.kylin.common.util.ShardingHash;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
+import org.apache.kylin.cube.kv.FuzzyKeyEncoder;
+import org.apache.kylin.cube.kv.FuzzyMaskEncoder;
+import org.apache.kylin.cube.kv.LazyRowKeyEncoder;
 import org.apache.kylin.cube.kv.RowConstants;
+import org.apache.kylin.cube.kv.RowKeyEncoder;
 import org.apache.kylin.cube.model.HBaseColumnDesc;
 import org.apache.kylin.cube.model.HBaseColumnFamilyDesc;
 import org.apache.kylin.cube.model.HBaseMappingDesc;
@@ -29,6 +31,7 @@ import org.apache.kylin.gridtable.IGTScanner;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.google.common.base.Function;
 import com.google.common.base.Preconditions;
 import com.google.common.collect.Lists;
 
@@ -41,11 +44,16 @@ public abstract class CubeHBaseRPC {
     final protected CubeSegment cubeSeg;
     final protected Cuboid cuboid;
     final protected GTInfo fullGTInfo;
+    final private RowKeyEncoder fuzzyKeyEncoder;
+    final private RowKeyEncoder fuzzyMaskEncoder;
 
     public CubeHBaseRPC(CubeSegment cubeSeg, Cuboid cuboid, GTInfo fullGTInfo) {
         this.cubeSeg = cubeSeg;
         this.cuboid = cuboid;
         this.fullGTInfo = fullGTInfo;
+
+        this.fuzzyKeyEncoder = new FuzzyKeyEncoder(cubeSeg, cuboid);
+        this.fuzzyMaskEncoder = new FuzzyMaskEncoder(cubeSeg, cuboid);
     }
 
     abstract IGTScanner getGTScanner(GTScanRequest scanRequest) throws IOException;
@@ -76,23 +84,34 @@ public abstract class CubeHBaseRPC {
         final List<Pair<byte[], byte[]>> selectedColumns = makeHBaseColumns(selectedColBlocks);
         List<RawScan> ret = Lists.newArrayList();
 
-        byte[] start = makeRowKeyToScan(pkStart, RowConstants.ROWKEY_LOWER_BYTE);
-        byte[] end = makeRowKeyToScan(pkEnd, RowConstants.ROWKEY_UPPER_BYTE);
+        LazyRowKeyEncoder encoder = new LazyRowKeyEncoder(cubeSeg, cuboid);
+        byte[] start = encoder.createBuf();
+        byte[] end = encoder.createBuf();
+        List<byte[]> startKeys;
+        List<byte[]> endKeys;
+
+        encoder.setBlankByte(RowConstants.ROWKEY_LOWER_BYTE);
+        encoder.encode(pkStart, pkStart.getInfo().getPrimaryKey(), start);
+        startKeys = encoder.getRowKeysDifferentShards(start);
+
+        encoder.setBlankByte(RowConstants.ROWKEY_UPPER_BYTE);
+        encoder.encode(pkEnd, pkEnd.getInfo().getPrimaryKey(), end);
+        endKeys = encoder.getRowKeysDifferentShards(end);
+        endKeys = Lists.transform(endKeys, new Function<byte[], byte[]>() {
+            @Nullable
+            @Override
+            public byte[] apply(byte[] input) {
+                byte[] shardEnd = new byte[input.length + 1];//append extra 0 to the end key to make it inclusive while scanning
+                System.arraycopy(input, 0, shardEnd, 0, input.length);
+                return shardEnd;
+            }
+        });
+        
+        Preconditions.checkState(startKeys.size() == endKeys.size());
         List<Pair<byte[], byte[]>> hbaseFuzzyKeys = translateFuzzyKeys(fuzzyKeys);
 
-        short cuboidShardNum = cubeSeg.getCuboidShardNum(cuboid.getId());
-
-        for (short i = 0; i < cuboidShardNum; ++i) {
-            short shard = ShardingHash.normalize(cubeSeg.getCuboidBaseShard(cuboid.getId()), i, cubeSeg.getTotalShards());
-
-            byte[] shardStart = Arrays.copyOf(start, start.length);
-            byte[] shardEnd = new byte[end.length + 1];//append extra 0 to the end key to make it inclusive while scanning
-            System.arraycopy(end, 0, shardEnd, 0, end.length);
-
-            BytesUtil.writeShort(shard, shardStart, 0, RowConstants.ROWKEY_SHARDID_LEN);
-            BytesUtil.writeShort(shard, shardEnd, 0, RowConstants.ROWKEY_SHARDID_LEN);
-
-            ret.add(new RawScan(shardStart, shardEnd, selectedColumns, hbaseFuzzyKeys));
+        for (short i = 0; i < startKeys.size(); ++i) {
+            ret.add(new RawScan(startKeys.get(i), endKeys.get(i), selectedColumns, hbaseFuzzyKeys));
         }
         return ret;
 
@@ -108,30 +127,12 @@ public abstract class CubeHBaseRPC {
         }
 
         List<Pair<byte[], byte[]>> ret = Lists.newArrayList();
-        int coreLength = fullGTInfo.getMaxColumnLength(fullGTInfo.getPrimaryKey());
         for (GTRecord gtRecordFuzzyKey : fuzzyKeys) {
-            byte[] hbaseFuzzyKey = new byte[coreLength + RowConstants.ROWKEY_HEADER_LEN];
-            byte[] hbaseFuzzyMask = new byte[coreLength + RowConstants.ROWKEY_HEADER_LEN];
-
-            int pos = 0;
-            //shard part
-            Arrays.fill(hbaseFuzzyMask, pos, pos + RowConstants.ROWKEY_SHARDID_LEN, RowConstants.BYTE_ONE);//shard part should better be FIXED, for simplicity we make it non-fixed
-            pos += RowConstants.ROWKEY_SHARDID_LEN;
-
-            //cuboid part
-            Arrays.fill(hbaseFuzzyMask, pos, pos + RowConstants.ROWKEY_CUBOIDID_LEN, RowConstants.BYTE_ZERO);
-            System.arraycopy(cuboid.getBytes(), 0, hbaseFuzzyKey, pos, RowConstants.ROWKEY_CUBOIDID_LEN);
-            pos += RowConstants.ROWKEY_CUBOIDID_LEN;
+            byte[] hbaseFuzzyKey = fuzzyKeyEncoder.createBuf();
+            byte[] hbaseFuzzyMask = fuzzyMaskEncoder.createBuf();
 
-            //row key core part
-            ByteArray coreKey = HBaseScan.exportScanKey(gtRecordFuzzyKey, RowConstants.BYTE_ZERO);
-            System.arraycopy(coreKey.array(), coreKey.offset(), hbaseFuzzyKey, pos, coreKey.length());
-            ByteArray coreMask = HBaseScan.exportScanMask(gtRecordFuzzyKey);
-            System.arraycopy(coreMask.array(), coreMask.offset(), hbaseFuzzyMask, pos, coreMask.length());
-
-            Preconditions.checkState(coreKey.length() == coreMask.length(), "corekey length not equal coremask length");
-            pos += coreKey.length();
-            Preconditions.checkState(hbaseFuzzyKey.length == pos, "HBase fuzzy key not completely populated");
+            fuzzyKeyEncoder.encode(gtRecordFuzzyKey, gtRecordFuzzyKey.getInfo().getPrimaryKey(), hbaseFuzzyKey);
+            fuzzyMaskEncoder.encode(gtRecordFuzzyKey, gtRecordFuzzyKey.getInfo().getPrimaryKey(), hbaseFuzzyMask);
 
             ret.add(new Pair<byte[], byte[]>(hbaseFuzzyKey, hbaseFuzzyMask));
         }
@@ -139,21 +140,6 @@ public abstract class CubeHBaseRPC {
         return ret;
     }
 
-    private byte[] makeRowKeyToScan(GTRecord pkRec, byte fill) {
-        ByteArray pk = HBaseScan.exportScanKey(pkRec, fill);
-
-        byte[] buf = new byte[pk.length() + RowConstants.ROWKEY_HEADER_LEN];
-        Arrays.fill(buf, fill);
-
-        //for scanning/reading, later all possible shard will be applied 
-
-        System.arraycopy(cuboid.getBytes(), 0, buf, RowConstants.ROWKEY_SHARDID_LEN, RowConstants.ROWKEY_CUBOIDID_LEN);
-        if (pk != null && pk.array() != null) {
-            System.arraycopy(pk.array(), pk.offset(), buf, RowConstants.ROWKEY_HEADER_LEN, pk.length());
-        }
-        return buf;
-    }
-
     /**
      * prune untouched hbase columns
      */
@@ -206,8 +192,6 @@ public abstract class CubeHBaseRPC {
         return ret;
     }
 
-  
-
     public static void applyHBaseColums(Scan scan, List<Pair<byte[], byte[]>> hbaseColumns) {
         for (Pair<byte[], byte[]> hbaseColumn : hbaseColumns) {
             byte[] byteFamily = hbaseColumn.getFirst();

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseScanRPC.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseScanRPC.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseScanRPC.java
index fa5a844..69b95ca 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseScanRPC.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/CubeHBaseScanRPC.java
@@ -118,7 +118,7 @@ public class CubeHBaseScanRPC extends CubeHBaseRPC {
             }
         };
 
-        IGTStore store = new HBaseReadonlyStore(cellListIterator, scanRequest, rawScans.get(0).hbaseColumns, hbaseColumnsToGT);
+        IGTStore store = new HBaseReadonlyStore(cellListIterator, scanRequest, rawScans.get(0).hbaseColumns, hbaseColumnsToGT,cubeSeg.getRowKeyPreambleSize());
         IGTScanner rawScanner = store.scan(scanRequest);
 
         final IGTScanner decorateScanner = scanRequest.decorateScanner(rawScanner);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseReadonlyStore.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseReadonlyStore.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseReadonlyStore.java
index 7731f19..303c360 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseReadonlyStore.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseReadonlyStore.java
@@ -43,13 +43,14 @@ public class HBaseReadonlyStore implements IGTStore {
     private GTInfo info;
     private List<Pair<byte[], byte[]>> hbaseColumns;
     private List<List<Integer>> hbaseColumnsToGT;
+    private int rowkeyPreambleSize;
 
-    public HBaseReadonlyStore(CellListIterator cellListIterator, GTScanRequest gtScanRequest, List<Pair<byte[], byte[]>> hbaseColumns, List<List<Integer>> hbaseColumnsToGT) {
+    public HBaseReadonlyStore(CellListIterator cellListIterator, GTScanRequest gtScanRequest, List<Pair<byte[], byte[]>> hbaseColumns, List<List<Integer>> hbaseColumnsToGT, int rowkeyPreambleSize) {
         this.cellListIterator = cellListIterator;
-
         this.info = gtScanRequest.getInfo();
         this.hbaseColumns = hbaseColumns;
         this.hbaseColumnsToGT = hbaseColumnsToGT;
+        this.rowkeyPreambleSize = rowkeyPreambleSize;
     }
 
     @Override
@@ -108,7 +109,7 @@ public class HBaseReadonlyStore implements IGTStore {
 
                         // dimensions, set to primary key, also the 0th column block
                         Cell firstCell = oneRow.get(0);
-                        ByteBuffer buf = byteBuffer(firstCell.getRowArray(), RowConstants.ROWKEY_HEADER_LEN + firstCell.getRowOffset(), firstCell.getRowLength() - RowConstants.ROWKEY_HEADER_LEN);
+                        ByteBuffer buf = byteBuffer(firstCell.getRowArray(), rowkeyPreambleSize + firstCell.getRowOffset(), firstCell.getRowLength() - rowkeyPreambleSize);
                         oneRecord.loadCellBlock(0, buf);
 
                         // metrics

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseScan.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseScan.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseScan.java
deleted file mode 100644
index 65a963d..0000000
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/HBaseScan.java
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.kylin.storage.hbase.cube.v2;
-
-import java.util.Arrays;
-
-import org.apache.kylin.common.util.ByteArray;
-import org.apache.kylin.cube.kv.RowConstants;
-import org.apache.kylin.gridtable.GTInfo;
-import org.apache.kylin.gridtable.GTRecord;
-
-import com.google.common.base.Preconditions;
-
-public class HBaseScan {
-
-    /**
-     * every column in scan key is fixed length. for empty values, 0 zero will be populated 
-     */
-    public static ByteArray exportScanKey(GTRecord rec, byte fill) {
-
-        Preconditions.checkNotNull(rec);
-
-        GTInfo info = rec.getInfo();
-        int len = info.getMaxColumnLength(info.getPrimaryKey());
-        ByteArray buf = ByteArray.allocate(len);
-        int pos = 0;
-        for (int i = 0; i < info.getPrimaryKey().trueBitCount(); i++) {
-            int c = info.getPrimaryKey().trueBitAt(i);
-            int colLength = info.getCodeSystem().maxCodeLength(c);
-
-            if (rec.get(c).array() != null) {
-                Preconditions.checkArgument(colLength == rec.get(c).length(), "ColLength :" + colLength + " != cols[c].length: " + rec.get(c).length() + ", c is " + c);
-                System.arraycopy(rec.get(c).array(), rec.get(c).offset(), buf.array(), buf.offset() + pos, rec.get(c).length());
-            } else {
-                Arrays.fill(buf.array(), buf.offset() + pos, buf.offset() + pos + colLength, fill);
-            }
-            pos += colLength;
-        }
-        buf.setLength(pos);
-
-        return buf;
-    }
-
-    /**
-     * every column in scan key is fixed length. for fixed columns, 0 will be populated, for non-fixed columns, 1 will be populated 
-     */
-    public static ByteArray exportScanMask(GTRecord rec) {
-        Preconditions.checkNotNull(rec);
-
-        GTInfo info = rec.getInfo();
-        int len = info.getMaxColumnLength(info.getPrimaryKey());
-        ByteArray buf = ByteArray.allocate(len);
-        byte fill;
-
-        int pos = 0;
-        for (int i = 0; i < info.getPrimaryKey().trueBitCount(); i++) {
-            int c = info.getPrimaryKey().trueBitAt(i);
-            int colLength = info.getCodeSystem().maxCodeLength(c);
-
-            if (rec.get(c).array() != null) {
-                fill = RowConstants.BYTE_ZERO;
-            } else {
-                fill = RowConstants.BYTE_ONE;
-            }
-            Arrays.fill(buf.array(), buf.offset() + pos, buf.offset() + pos + colLength, fill);
-            pos += colLength;
-        }
-        buf.setLength(pos);
-
-        return buf;
-    }
-}

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
index 31d1901..3759738 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/CubeVisitService.java
@@ -147,7 +147,7 @@ public class CubeVisitService extends CubeVisitProtos.CubeVisitService implement
             innerScanner = region.getScanner(scan);
             InnerScannerAsIterator cellListIterator = new InnerScannerAsIterator(innerScanner);
 
-            IGTStore store = new HBaseReadonlyStore(cellListIterator, scanReq, hbaseRawScan.hbaseColumns, hbaseColumnsToGT);
+            IGTStore store = new HBaseReadonlyStore(cellListIterator, scanReq, hbaseRawScan.hbaseColumns, hbaseColumnsToGT, request.getRowkeyPreambleSize());
             IGTScanner rawScanner = store.scan(scanReq);
 
             CoprocessorBehavior behavior = CoprocessorBehavior.valueOf(request.getBehavior());

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
index 4e69dcc..7d9b313 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/generated/CubeVisitProtos.java
@@ -46,27 +46,37 @@ public final class CubeVisitProtos {
      */
     com.google.protobuf.ByteString getHbaseRawScan();
 
-    // repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;
+    // required int32 rowkeyPreambleSize = 4;
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>required int32 rowkeyPreambleSize = 4;</code>
+     */
+    boolean hasRowkeyPreambleSize();
+    /**
+     * <code>required int32 rowkeyPreambleSize = 4;</code>
+     */
+    int getRowkeyPreambleSize();
+
+    // repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;
+    /**
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     java.util.List<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList> 
         getHbaseColumnsToGTList();
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList getHbaseColumnsToGT(int index);
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     int getHbaseColumnsToGTCount();
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     java.util.List<? extends org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder> 
         getHbaseColumnsToGTOrBuilderList();
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder getHbaseColumnsToGTOrBuilder(
         int index);
@@ -137,10 +147,15 @@ public final class CubeVisitProtos {
               hbaseRawScan_ = input.readBytes();
               break;
             }
-            case 34: {
-              if (!((mutable_bitField0_ & 0x00000008) == 0x00000008)) {
+            case 32: {
+              bitField0_ |= 0x00000008;
+              rowkeyPreambleSize_ = input.readInt32();
+              break;
+            }
+            case 42: {
+              if (!((mutable_bitField0_ & 0x00000010) == 0x00000010)) {
                 hbaseColumnsToGT_ = new java.util.ArrayList<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList>();
-                mutable_bitField0_ |= 0x00000008;
+                mutable_bitField0_ |= 0x00000010;
               }
               hbaseColumnsToGT_.add(input.readMessage(org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.PARSER, extensionRegistry));
               break;
@@ -153,7 +168,7 @@ public final class CubeVisitProtos {
         throw new com.google.protobuf.InvalidProtocolBufferException(
             e.getMessage()).setUnfinishedMessage(this);
       } finally {
-        if (((mutable_bitField0_ & 0x00000008) == 0x00000008)) {
+        if (((mutable_bitField0_ & 0x00000010) == 0x00000010)) {
           hbaseColumnsToGT_ = java.util.Collections.unmodifiableList(hbaseColumnsToGT_);
         }
         this.unknownFields = unknownFields.build();
@@ -767,36 +782,52 @@ public final class CubeVisitProtos {
       return hbaseRawScan_;
     }
 
-    // repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;
-    public static final int HBASECOLUMNSTOGT_FIELD_NUMBER = 4;
+    // required int32 rowkeyPreambleSize = 4;
+    public static final int ROWKEYPREAMBLESIZE_FIELD_NUMBER = 4;
+    private int rowkeyPreambleSize_;
+    /**
+     * <code>required int32 rowkeyPreambleSize = 4;</code>
+     */
+    public boolean hasRowkeyPreambleSize() {
+      return ((bitField0_ & 0x00000008) == 0x00000008);
+    }
+    /**
+     * <code>required int32 rowkeyPreambleSize = 4;</code>
+     */
+    public int getRowkeyPreambleSize() {
+      return rowkeyPreambleSize_;
+    }
+
+    // repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;
+    public static final int HBASECOLUMNSTOGT_FIELD_NUMBER = 5;
     private java.util.List<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList> hbaseColumnsToGT_;
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     public java.util.List<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList> getHbaseColumnsToGTList() {
       return hbaseColumnsToGT_;
     }
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     public java.util.List<? extends org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder> 
         getHbaseColumnsToGTOrBuilderList() {
       return hbaseColumnsToGT_;
     }
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     public int getHbaseColumnsToGTCount() {
       return hbaseColumnsToGT_.size();
     }
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList getHbaseColumnsToGT(int index) {
       return hbaseColumnsToGT_.get(index);
     }
     /**
-     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+     * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
      */
     public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder getHbaseColumnsToGTOrBuilder(
         int index) {
@@ -807,6 +838,7 @@ public final class CubeVisitProtos {
       behavior_ = "";
       gtScanRequest_ = com.google.protobuf.ByteString.EMPTY;
       hbaseRawScan_ = com.google.protobuf.ByteString.EMPTY;
+      rowkeyPreambleSize_ = 0;
       hbaseColumnsToGT_ = java.util.Collections.emptyList();
     }
     private byte memoizedIsInitialized = -1;
@@ -826,6 +858,10 @@ public final class CubeVisitProtos {
         memoizedIsInitialized = 0;
         return false;
       }
+      if (!hasRowkeyPreambleSize()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
       memoizedIsInitialized = 1;
       return true;
     }
@@ -842,8 +878,11 @@ public final class CubeVisitProtos {
       if (((bitField0_ & 0x00000004) == 0x00000004)) {
         output.writeBytes(3, hbaseRawScan_);
       }
+      if (((bitField0_ & 0x00000008) == 0x00000008)) {
+        output.writeInt32(4, rowkeyPreambleSize_);
+      }
       for (int i = 0; i < hbaseColumnsToGT_.size(); i++) {
-        output.writeMessage(4, hbaseColumnsToGT_.get(i));
+        output.writeMessage(5, hbaseColumnsToGT_.get(i));
       }
       getUnknownFields().writeTo(output);
     }
@@ -866,9 +905,13 @@ public final class CubeVisitProtos {
         size += com.google.protobuf.CodedOutputStream
           .computeBytesSize(3, hbaseRawScan_);
       }
+      if (((bitField0_ & 0x00000008) == 0x00000008)) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeInt32Size(4, rowkeyPreambleSize_);
+      }
       for (int i = 0; i < hbaseColumnsToGT_.size(); i++) {
         size += com.google.protobuf.CodedOutputStream
-          .computeMessageSize(4, hbaseColumnsToGT_.get(i));
+          .computeMessageSize(5, hbaseColumnsToGT_.get(i));
       }
       size += getUnknownFields().getSerializedSize();
       memoizedSerializedSize = size;
@@ -908,6 +951,11 @@ public final class CubeVisitProtos {
         result = result && getHbaseRawScan()
             .equals(other.getHbaseRawScan());
       }
+      result = result && (hasRowkeyPreambleSize() == other.hasRowkeyPreambleSize());
+      if (hasRowkeyPreambleSize()) {
+        result = result && (getRowkeyPreambleSize()
+            == other.getRowkeyPreambleSize());
+      }
       result = result && getHbaseColumnsToGTList()
           .equals(other.getHbaseColumnsToGTList());
       result = result &&
@@ -935,6 +983,10 @@ public final class CubeVisitProtos {
         hash = (37 * hash) + HBASERAWSCAN_FIELD_NUMBER;
         hash = (53 * hash) + getHbaseRawScan().hashCode();
       }
+      if (hasRowkeyPreambleSize()) {
+        hash = (37 * hash) + ROWKEYPREAMBLESIZE_FIELD_NUMBER;
+        hash = (53 * hash) + getRowkeyPreambleSize();
+      }
       if (getHbaseColumnsToGTCount() > 0) {
         hash = (37 * hash) + HBASECOLUMNSTOGT_FIELD_NUMBER;
         hash = (53 * hash) + getHbaseColumnsToGTList().hashCode();
@@ -1055,9 +1107,11 @@ public final class CubeVisitProtos {
         bitField0_ = (bitField0_ & ~0x00000002);
         hbaseRawScan_ = com.google.protobuf.ByteString.EMPTY;
         bitField0_ = (bitField0_ & ~0x00000004);
+        rowkeyPreambleSize_ = 0;
+        bitField0_ = (bitField0_ & ~0x00000008);
         if (hbaseColumnsToGTBuilder_ == null) {
           hbaseColumnsToGT_ = java.util.Collections.emptyList();
-          bitField0_ = (bitField0_ & ~0x00000008);
+          bitField0_ = (bitField0_ & ~0x00000010);
         } else {
           hbaseColumnsToGTBuilder_.clear();
         }
@@ -1101,10 +1155,14 @@ public final class CubeVisitProtos {
           to_bitField0_ |= 0x00000004;
         }
         result.hbaseRawScan_ = hbaseRawScan_;
+        if (((from_bitField0_ & 0x00000008) == 0x00000008)) {
+          to_bitField0_ |= 0x00000008;
+        }
+        result.rowkeyPreambleSize_ = rowkeyPreambleSize_;
         if (hbaseColumnsToGTBuilder_ == null) {
-          if (((bitField0_ & 0x00000008) == 0x00000008)) {
+          if (((bitField0_ & 0x00000010) == 0x00000010)) {
             hbaseColumnsToGT_ = java.util.Collections.unmodifiableList(hbaseColumnsToGT_);
-            bitField0_ = (bitField0_ & ~0x00000008);
+            bitField0_ = (bitField0_ & ~0x00000010);
           }
           result.hbaseColumnsToGT_ = hbaseColumnsToGT_;
         } else {
@@ -1137,11 +1195,14 @@ public final class CubeVisitProtos {
         if (other.hasHbaseRawScan()) {
           setHbaseRawScan(other.getHbaseRawScan());
         }
+        if (other.hasRowkeyPreambleSize()) {
+          setRowkeyPreambleSize(other.getRowkeyPreambleSize());
+        }
         if (hbaseColumnsToGTBuilder_ == null) {
           if (!other.hbaseColumnsToGT_.isEmpty()) {
             if (hbaseColumnsToGT_.isEmpty()) {
               hbaseColumnsToGT_ = other.hbaseColumnsToGT_;
-              bitField0_ = (bitField0_ & ~0x00000008);
+              bitField0_ = (bitField0_ & ~0x00000010);
             } else {
               ensureHbaseColumnsToGTIsMutable();
               hbaseColumnsToGT_.addAll(other.hbaseColumnsToGT_);
@@ -1154,7 +1215,7 @@ public final class CubeVisitProtos {
               hbaseColumnsToGTBuilder_.dispose();
               hbaseColumnsToGTBuilder_ = null;
               hbaseColumnsToGT_ = other.hbaseColumnsToGT_;
-              bitField0_ = (bitField0_ & ~0x00000008);
+              bitField0_ = (bitField0_ & ~0x00000010);
               hbaseColumnsToGTBuilder_ = 
                 com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders ?
                    getHbaseColumnsToGTFieldBuilder() : null;
@@ -1180,6 +1241,10 @@ public final class CubeVisitProtos {
           
           return false;
         }
+        if (!hasRowkeyPreambleSize()) {
+          
+          return false;
+        }
         return true;
       }
 
@@ -1348,13 +1413,46 @@ public final class CubeVisitProtos {
         return this;
       }
 
-      // repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;
+      // required int32 rowkeyPreambleSize = 4;
+      private int rowkeyPreambleSize_ ;
+      /**
+       * <code>required int32 rowkeyPreambleSize = 4;</code>
+       */
+      public boolean hasRowkeyPreambleSize() {
+        return ((bitField0_ & 0x00000008) == 0x00000008);
+      }
+      /**
+       * <code>required int32 rowkeyPreambleSize = 4;</code>
+       */
+      public int getRowkeyPreambleSize() {
+        return rowkeyPreambleSize_;
+      }
+      /**
+       * <code>required int32 rowkeyPreambleSize = 4;</code>
+       */
+      public Builder setRowkeyPreambleSize(int value) {
+        bitField0_ |= 0x00000008;
+        rowkeyPreambleSize_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <code>required int32 rowkeyPreambleSize = 4;</code>
+       */
+      public Builder clearRowkeyPreambleSize() {
+        bitField0_ = (bitField0_ & ~0x00000008);
+        rowkeyPreambleSize_ = 0;
+        onChanged();
+        return this;
+      }
+
+      // repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;
       private java.util.List<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList> hbaseColumnsToGT_ =
         java.util.Collections.emptyList();
       private void ensureHbaseColumnsToGTIsMutable() {
-        if (!((bitField0_ & 0x00000008) == 0x00000008)) {
+        if (!((bitField0_ & 0x00000010) == 0x00000010)) {
           hbaseColumnsToGT_ = new java.util.ArrayList<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList>(hbaseColumnsToGT_);
-          bitField0_ |= 0x00000008;
+          bitField0_ |= 0x00000010;
          }
       }
 
@@ -1362,7 +1460,7 @@ public final class CubeVisitProtos {
           org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder> hbaseColumnsToGTBuilder_;
 
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public java.util.List<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList> getHbaseColumnsToGTList() {
         if (hbaseColumnsToGTBuilder_ == null) {
@@ -1372,7 +1470,7 @@ public final class CubeVisitProtos {
         }
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public int getHbaseColumnsToGTCount() {
         if (hbaseColumnsToGTBuilder_ == null) {
@@ -1382,7 +1480,7 @@ public final class CubeVisitProtos {
         }
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList getHbaseColumnsToGT(int index) {
         if (hbaseColumnsToGTBuilder_ == null) {
@@ -1392,7 +1490,7 @@ public final class CubeVisitProtos {
         }
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder setHbaseColumnsToGT(
           int index, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList value) {
@@ -1409,7 +1507,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder setHbaseColumnsToGT(
           int index, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder builderForValue) {
@@ -1423,7 +1521,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder addHbaseColumnsToGT(org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList value) {
         if (hbaseColumnsToGTBuilder_ == null) {
@@ -1439,7 +1537,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder addHbaseColumnsToGT(
           int index, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList value) {
@@ -1456,7 +1554,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder addHbaseColumnsToGT(
           org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder builderForValue) {
@@ -1470,7 +1568,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder addHbaseColumnsToGT(
           int index, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder builderForValue) {
@@ -1484,7 +1582,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder addAllHbaseColumnsToGT(
           java.lang.Iterable<? extends org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList> values) {
@@ -1498,12 +1596,12 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder clearHbaseColumnsToGT() {
         if (hbaseColumnsToGTBuilder_ == null) {
           hbaseColumnsToGT_ = java.util.Collections.emptyList();
-          bitField0_ = (bitField0_ & ~0x00000008);
+          bitField0_ = (bitField0_ & ~0x00000010);
           onChanged();
         } else {
           hbaseColumnsToGTBuilder_.clear();
@@ -1511,7 +1609,7 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public Builder removeHbaseColumnsToGT(int index) {
         if (hbaseColumnsToGTBuilder_ == null) {
@@ -1524,14 +1622,14 @@ public final class CubeVisitProtos {
         return this;
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder getHbaseColumnsToGTBuilder(
           int index) {
         return getHbaseColumnsToGTFieldBuilder().getBuilder(index);
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder getHbaseColumnsToGTOrBuilder(
           int index) {
@@ -1541,7 +1639,7 @@ public final class CubeVisitProtos {
         }
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public java.util.List<? extends org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder> 
            getHbaseColumnsToGTOrBuilderList() {
@@ -1552,14 +1650,14 @@ public final class CubeVisitProtos {
         }
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder addHbaseColumnsToGTBuilder() {
         return getHbaseColumnsToGTFieldBuilder().addBuilder(
             org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.getDefaultInstance());
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder addHbaseColumnsToGTBuilder(
           int index) {
@@ -1567,7 +1665,7 @@ public final class CubeVisitProtos {
             index, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.getDefaultInstance());
       }
       /**
-       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 4;</code>
+       * <code>repeated .CubeVisitRequest.IntList hbaseColumnsToGT = 5;</code>
        */
       public java.util.List<org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder> 
            getHbaseColumnsToGTBuilderList() {
@@ -1580,7 +1678,7 @@ public final class CubeVisitProtos {
           hbaseColumnsToGTBuilder_ = new com.google.protobuf.RepeatedFieldBuilder<
               org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntList.Builder, org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.generated.CubeVisitProtos.CubeVisitRequest.IntListOrBuilder>(
                   hbaseColumnsToGT_,
-                  ((bitField0_ & 0x00000008) == 0x00000008),
+                  ((bitField0_ & 0x00000010) == 0x00000010),
                   getParentForChildren(),
                   isClean());
           hbaseColumnsToGT_ = null;
@@ -3655,23 +3753,24 @@ public final class CubeVisitProtos {
     java.lang.String[] descriptorData = {
       "\npstorage-hbase/src/main/java/org/apache" +
       "/kylin/storage/hbase/cube/v2/coprocessor" +
-      "/endpoint/protobuf/CubeVisit.proto\"\237\001\n\020C" +
+      "/endpoint/protobuf/CubeVisit.proto\"\273\001\n\020C" +
       "ubeVisitRequest\022\020\n\010behavior\030\001 \002(\t\022\025\n\rgtS" +
-      "canRequest\030\002 \002(\014\022\024\n\014hbaseRawScan\030\003 \002(\014\0223" +
-      "\n\020hbaseColumnsToGT\030\004 \003(\0132\031.CubeVisitRequ" +
-      "est.IntList\032\027\n\007IntList\022\014\n\004ints\030\001 \003(\005\"\251\002\n" +
-      "\021CubeVisitResponse\022\026\n\016compressedRows\030\001 \002" +
-      "(\014\022\'\n\005stats\030\002 \002(\0132\030.CubeVisitResponse.St" +
-      "ats\032\322\001\n\005Stats\022\030\n\020serviceStartTime\030\001 \001(\003\022",
-      "\026\n\016serviceEndTime\030\002 \001(\003\022\027\n\017scannedRowCou" +
-      "nt\030\003 \001(\005\022\032\n\022aggregatedRowCount\030\004 \001(\005\022\025\n\r" +
-      "systemCpuLoad\030\005 \001(\001\022\036\n\026freePhysicalMemor" +
-      "ySize\030\006 \001(\001\022\031\n\021freeSwapSpaceSize\030\007 \001(\001\022\020" +
-      "\n\010hostname\030\010 \001(\t2F\n\020CubeVisitService\0222\n\t" +
-      "visitCube\022\021.CubeVisitRequest\032\022.CubeVisit" +
-      "ResponseB`\nEorg.apache.kylin.storage.hba" +
-      "se.cube.v2.coprocessor.endpoint.generate" +
-      "dB\017CubeVisitProtosH\001\210\001\001\240\001\001"
+      "canRequest\030\002 \002(\014\022\024\n\014hbaseRawScan\030\003 \002(\014\022\032" +
+      "\n\022rowkeyPreambleSize\030\004 \002(\005\0223\n\020hbaseColum" +
+      "nsToGT\030\005 \003(\0132\031.CubeVisitRequest.IntList\032" +
+      "\027\n\007IntList\022\014\n\004ints\030\001 \003(\005\"\251\002\n\021CubeVisitRe" +
+      "sponse\022\026\n\016compressedRows\030\001 \002(\014\022\'\n\005stats\030" +
+      "\002 \002(\0132\030.CubeVisitResponse.Stats\032\322\001\n\005Stat",
+      "s\022\030\n\020serviceStartTime\030\001 \001(\003\022\026\n\016serviceEn" +
+      "dTime\030\002 \001(\003\022\027\n\017scannedRowCount\030\003 \001(\005\022\032\n\022" +
+      "aggregatedRowCount\030\004 \001(\005\022\025\n\rsystemCpuLoa" +
+      "d\030\005 \001(\001\022\036\n\026freePhysicalMemorySize\030\006 \001(\001\022" +
+      "\031\n\021freeSwapSpaceSize\030\007 \001(\001\022\020\n\010hostname\030\010" +
+      " \001(\t2F\n\020CubeVisitService\0222\n\tvisitCube\022\021." +
+      "CubeVisitRequest\032\022.CubeVisitResponseB`\nE" +
+      "org.apache.kylin.storage.hbase.cube.v2.c" +
+      "oprocessor.endpoint.generatedB\017CubeVisit" +
+      "ProtosH\001\210\001\001\240\001\001"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
       new com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner() {
@@ -3683,7 +3782,7 @@ public final class CubeVisitProtos {
           internal_static_CubeVisitRequest_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_CubeVisitRequest_descriptor,
-              new java.lang.String[] { "Behavior", "GtScanRequest", "HbaseRawScan", "HbaseColumnsToGT", });
+              new java.lang.String[] { "Behavior", "GtScanRequest", "HbaseRawScan", "RowkeyPreambleSize", "HbaseColumnsToGT", });
           internal_static_CubeVisitRequest_IntList_descriptor =
             internal_static_CubeVisitRequest_descriptor.getNestedTypes().get(0);
           internal_static_CubeVisitRequest_IntList_fieldAccessorTable = new

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
index a6ad308..aa05c0b 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/cube/v2/coprocessor/endpoint/protobuf/CubeVisit.proto
@@ -15,7 +15,8 @@ message CubeVisitRequest {
     required string behavior = 1;
     required bytes gtScanRequest = 2;
     required bytes hbaseRawScan = 3;
-    repeated IntList hbaseColumnsToGT = 4;
+    required int32 rowkeyPreambleSize = 4;
+    repeated IntList hbaseColumnsToGT = 5;
     message IntList {
         repeated int32 ints = 1;
     }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/CreateHTableJob.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/CreateHTableJob.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/CreateHTableJob.java
index b29bd81..0ed374f 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/CreateHTableJob.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/CreateHTableJob.java
@@ -55,7 +55,6 @@ import org.apache.kylin.cube.CubeInstance;
 import org.apache.kylin.cube.CubeManager;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
-import org.apache.kylin.cube.kv.RowConstants;
 import org.apache.kylin.cube.model.CubeDesc;
 import org.apache.kylin.engine.mr.HadoopUtil;
 import org.apache.kylin.engine.mr.common.AbstractHadoopJob;
@@ -179,7 +178,7 @@ public class CreateHTableJob extends AbstractHadoopJob {
             IOUtils.closeStream(tempFileStream);
         }
         Map<Long, HyperLogLogPlusCounter> counterMap = Maps.newHashMap();
-        
+
         FileSystem fs = HadoopUtil.getFileSystem("file:///" + tempFile.getAbsolutePath());
         int samplingPercentage = 25;
         SequenceFile.Reader reader = null;
@@ -257,7 +256,7 @@ public class CreateHTableJob extends AbstractHadoopJob {
 
         Map<Long, Double> cubeSizeMap = Maps.newHashMap();
         for (Map.Entry<Long, Long> entry : cubeRowCountMap.entrySet()) {
-            cubeSizeMap.put(entry.getKey(), estimateCuboidStorageSize(cubeDesc, entry.getKey(), entry.getValue(), baseCuboidId, rowkeyColumnSize));
+            cubeSizeMap.put(entry.getKey(), estimateCuboidStorageSize(cubeSegment, entry.getKey(), entry.getValue(), baseCuboidId, rowkeyColumnSize));
         }
 
         for (Double cuboidSize : cubeSizeMap.values()) {
@@ -357,14 +356,11 @@ public class CreateHTableJob extends AbstractHadoopJob {
     /**
      * Estimate the cuboid's size
      *
-     * @param cubeDesc
-     * @param cuboidId
-     * @param rowCount
      * @return the cuboid size in M bytes
      */
-    private static double estimateCuboidStorageSize(CubeDesc cubeDesc, long cuboidId, long rowCount, long baseCuboidId, List<Integer> rowKeyColumnLength) {
+    private static double estimateCuboidStorageSize(CubeSegment cubeSegment, long cuboidId, long rowCount, long baseCuboidId, List<Integer> rowKeyColumnLength) {
 
-        int bytesLength = RowConstants.ROWKEY_HEADER_LEN;
+        int bytesLength = cubeSegment.getRowKeyPreambleSize();
 
         long mask = Long.highestOneBit(baseCuboidId);
         long parentCuboidIdActualLength = Long.SIZE - Long.numberOfLeadingZeros(baseCuboidId);
@@ -377,7 +373,7 @@ public class CreateHTableJob extends AbstractHadoopJob {
 
         // add the measure length
         int space = 0;
-        for (MeasureDesc measureDesc : cubeDesc.getMeasures()) {
+        for (MeasureDesc measureDesc : cubeSegment.getCubeDesc().getMeasures()) {
             DataType returnType = measureDesc.getFunction().getReturnDataType();
             if (returnType.isHLLC()) {
                 // for HLL, it will be compressed when export to bytes

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseCuboidWriter.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseCuboidWriter.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseCuboidWriter.java
index d857fb1..b63b1f3 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseCuboidWriter.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseCuboidWriter.java
@@ -34,22 +34,16 @@
 package org.apache.kylin.storage.hbase.steps;
 
 import java.io.IOException;
-import java.nio.ByteBuffer;
-import java.util.BitSet;
 import java.util.List;
 
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.client.HTableInterface;
 import org.apache.hadoop.hbase.client.Put;
-import org.apache.kylin.common.util.ByteArray;
-import org.apache.kylin.common.util.Bytes;
-import org.apache.kylin.common.util.BytesUtil;
 import org.apache.kylin.common.util.ImmutableBitSet;
-import org.apache.kylin.common.util.ShardingHash;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.cuboid.Cuboid;
 import org.apache.kylin.cube.inmemcubing.ICuboidWriter;
-import org.apache.kylin.cube.kv.RowConstants;
+import org.apache.kylin.cube.kv.AbstractRowKeyEncoder;
 import org.apache.kylin.cube.model.CubeDesc;
 import org.apache.kylin.cube.model.HBaseColumnDesc;
 import org.apache.kylin.cube.model.HBaseColumnFamilyDesc;
@@ -70,11 +64,13 @@ public final class HBaseCuboidWriter implements ICuboidWriter {
     private final List<KeyValueCreator> keyValueCreators;
     private final int nColumns;
     private final HTableInterface hTable;
-    private final ByteBuffer byteBuffer;
     private final CubeDesc cubeDesc;
     private final CubeSegment cubeSegment;
     private final Object[] measureValues;
+
     private List<Put> puts = Lists.newArrayList();
+    private AbstractRowKeyEncoder rowKeyEncoder;
+    private byte[] keybuf;
 
     public HBaseCuboidWriter(CubeSegment segment, HTableInterface hTable) {
         this.keyValueCreators = Lists.newArrayList();
@@ -87,7 +83,6 @@ public final class HBaseCuboidWriter implements ICuboidWriter {
         }
         this.nColumns = keyValueCreators.size();
         this.hTable = hTable;
-        this.byteBuffer = ByteBuffer.allocate(RowConstants.ROWKEY_BUFFER_SIZE);
         this.measureValues = new Object[cubeDesc.getMeasures().size()];
     }
 
@@ -97,38 +92,28 @@ public final class HBaseCuboidWriter implements ICuboidWriter {
         return result;
     }
 
-    private ByteBuffer createKey(Long cuboidId, GTRecord record) {
-        byteBuffer.clear();
-        byteBuffer.put(Bytes.toBytes((short) 0), 0, RowConstants.ROWKEY_SHARDID_LEN);//occupy space first
-        byteBuffer.put(Bytes.toBytes(cuboidId), 0, RowConstants.ROWKEY_CUBOIDID_LEN);
-        final int cardinality = BitSet.valueOf(new long[] { cuboidId }).cardinality();
-        for (int i = 0; i < cardinality; i++) {
-            final ByteArray byteArray = record.get(i);
-            byteBuffer.put(byteArray.array(), byteArray.offset(), byteArray.length());
+    //TODO:shardingonstreaming
+    private byte[] createKey(Long cuboidId, GTRecord record) {
+        if (rowKeyEncoder.getCuboidID() != cuboidId) {
+            rowKeyEncoder = AbstractRowKeyEncoder.createInstance(cubeSegment, Cuboid.findById(cubeDesc, cuboidId));
+            keybuf = rowKeyEncoder.createBuf();
         }
+        rowKeyEncoder.encode(record, record.getInfo().getPrimaryKey(), keybuf);
+        return keybuf;
 
-        //fill shard
-        short cuboidShardNum = cubeSegment.getCuboidShardNum(cuboidId);
-        short shardOffset = ShardingHash.getShard(byteBuffer.array(), //
-                RowConstants.ROWKEY_HEADER_LEN, byteBuffer.position() - RowConstants.ROWKEY_HEADER_LEN, cuboidShardNum);
-        Short cuboidShardBase = cubeSegment.getCuboidBaseShard(cuboidId);
-        short finalShard = ShardingHash.normalize(cuboidShardBase, shardOffset, cubeSegment.getTotalShards());
-        BytesUtil.writeShort(finalShard, byteBuffer.array(), 0, RowConstants.ROWKEY_SHARDID_LEN);
-
-        return byteBuffer;
     }
 
     @Override
     public void write(long cuboidId, GTRecord record) throws IOException {
-        final ByteBuffer key = createKey(cuboidId, record);
+        byte[] key = createKey(cuboidId, record);
         final Cuboid cuboid = Cuboid.findById(cubeDesc, cuboidId);
         final int nDims = cuboid.getColumns().size();
         final ImmutableBitSet bitSet = new ImmutableBitSet(nDims, nDims + cubeDesc.getMeasures().size());
 
         for (int i = 0; i < nColumns; i++) {
             final Object[] values = record.getValues(bitSet, measureValues);
-            final KeyValue keyValue = keyValueCreators.get(i).create(key.array(), 0, key.position(), values);
-            final Put put = new Put(copy(key.array(), 0, key.position()));
+            final KeyValue keyValue = keyValueCreators.get(i).create(key, 0, key.length, values);
+            final Put put = new Put(copy(key, 0, key.length));
             byte[] family = copy(keyValue.getFamilyArray(), keyValue.getFamilyOffset(), keyValue.getFamilyLength());
             byte[] qualifier = copy(keyValue.getQualifierArray(), keyValue.getQualifierOffset(), keyValue.getQualifierLength());
             byte[] value = copy(keyValue.getValueArray(), keyValue.getValueOffset(), keyValue.getValueLength());
@@ -158,7 +143,7 @@ public final class HBaseCuboidWriter implements ICuboidWriter {
 
     @Override
     public void close() {
-        
+
     }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseStreamingOutput.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseStreamingOutput.java b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseStreamingOutput.java
index 7b4e1a4..2d4fb90 100644
--- a/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseStreamingOutput.java
+++ b/storage-hbase/src/main/java/org/apache/kylin/storage/hbase/steps/HBaseStreamingOutput.java
@@ -41,6 +41,8 @@ import org.apache.kylin.storage.hbase.HBaseConnection;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.google.common.base.Preconditions;
+
 /**
  */
 public class HBaseStreamingOutput implements IStreamingOutput {
@@ -51,6 +53,10 @@ public class HBaseStreamingOutput implements IStreamingOutput {
     public ICuboidWriter getCuboidWriter(IBuildable buildable) {
         try {
             CubeSegment cubeSegment = (CubeSegment) buildable;
+            
+            //If ever attempt to enable sharding on streaming please also check //TODO:shardingonstreaming
+            Preconditions.checkArgument(!cubeSegment.isEnableSharding(), "Streaming table not allowed to use sharding");
+            
             final HTableInterface hTable;
             hTable = createHTable(cubeSegment);
             return new HBaseCuboidWriter(cubeSegment, hTable);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/ad3622e1/storage-hbase/src/test/java/org/apache/kylin/storage/hbase/cube/v1/coprocessor/observer/AggregateRegionObserverTest.java
----------------------------------------------------------------------
diff --git a/storage-hbase/src/test/java/org/apache/kylin/storage/hbase/cube/v1/coprocessor/observer/AggregateRegionObserverTest.java b/storage-hbase/src/test/java/org/apache/kylin/storage/hbase/cube/v1/coprocessor/observer/AggregateRegionObserverTest.java
index a88e147..5c1a780 100644
--- a/storage-hbase/src/test/java/org/apache/kylin/storage/hbase/cube/v1/coprocessor/observer/AggregateRegionObserverTest.java
+++ b/storage-hbase/src/test/java/org/apache/kylin/storage/hbase/cube/v1/coprocessor/observer/AggregateRegionObserverTest.java
@@ -206,7 +206,7 @@ public class AggregateRegionObserverTest {
         t.setDatabase("DEFAULT");
         TblColRef[] cols = new TblColRef[] { newCol(1, "A", t), newCol(2, "B", t), newCol(3, "C", t), newCol(4, "D", t) };
         int[] sizes = new int[] { 1, 1, 1, 1 };
-        return new CoprocessorRowType(cols, sizes);
+        return new CoprocessorRowType(cols, sizes,RowConstants.ROWKEY_HEADER_LEN);
     }
 
     private TblColRef newCol(int i, String name, TableDesc t) {