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Posted to common-commits@hadoop.apache.org by cu...@apache.org on 2007/07/20 00:29:10 UTC
svn commit: r557797 - in
/lucene/hadoop/branches/branch-0.14/src/contrib/hbase: ./
src/java/org/apache/hadoop/hbase/ src/test/org/apache/hadoop/hbase/
Author: cutting
Date: Thu Jul 19 15:29:08 2007
New Revision: 557797
URL: http://svn.apache.org/viewvc?view=rev&rev=557797
Log:
Merge -r 557097:557098 from trunk to 0.14 branch. Fixes: HADOOP-1616.
Modified:
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/CHANGES.txt
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HLog.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMaster.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/AbstractMergeTestBase.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/HBaseTestCase.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/MiniHBaseCluster.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHLog.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHRegion.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestMergeTable.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner2.java
lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestTableMapReduce.java
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/CHANGES.txt?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/CHANGES.txt (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/CHANGES.txt Thu Jul 19 15:29:08 2007
@@ -64,4 +64,5 @@
40. HADOOP-1607 [shell] Clear screen command (Edward Yoon via Stack)
41. HADOOP-1614 [hbase] HClient does not protect itself from simultaneous updates
42. HADOOP-1468 Add HBase batch update to reduce RPC overhead
+ 43. HADOOP-1616 Sporadic TestTable failures
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HLog.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HLog.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HLog.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HLog.java Thu Jul 19 15:29:08 2007
@@ -37,9 +37,9 @@
*
* <p>A single HLog is used by several HRegions simultaneously.
*
- * <p>Each HRegion is identified by a unique long int. HRegions do not need to
- * declare themselves before using the HLog; they simply include their
- * HRegion-id in the {@link #append(Text, Text, Text, TreeMap, long)} or
+ * <p>Each HRegion is identified by a unique long <code>int</code>. HRegions do
+ * not need to declare themselves before using the HLog; they simply include
+ * their HRegion-id in the {@link #append(Text, Text, Text, TreeMap, long)} or
* {@link #completeCacheFlush(Text, Text, long)} calls.
*
* <p>An HLog consists of multiple on-disk files, which have a chronological
@@ -95,16 +95,14 @@
* @throws IOException
*/
static void splitLog(Path rootDir, Path srcDir, FileSystem fs,
- Configuration conf) throws IOException {
-
+ Configuration conf) throws IOException {
+ Path logfiles[] = fs.listPaths(srcDir);
if(LOG.isDebugEnabled()) {
- LOG.debug("splitting log files");
+ LOG.debug("splitting " + logfiles.length + " log files in " +
+ srcDir.toString());
}
-
- Path logfiles[] = fs.listPaths(srcDir);
TreeMap<Text, SequenceFile.Writer> logWriters =
new TreeMap<Text, SequenceFile.Writer>();
-
try {
for(int i = 0; i < logfiles.length; i++) {
SequenceFile.Reader in =
@@ -115,40 +113,35 @@
while(in.next(key, val)) {
Text regionName = key.getRegionName();
SequenceFile.Writer w = logWriters.get(regionName);
- if(w == null) {
+ if (w == null) {
Path logfile = new Path(HStoreFile.getHRegionDir(rootDir,
regionName), HREGION_OLDLOGFILE_NAME);
-
w = SequenceFile.createWriter(fs, conf, logfile, HLogKey.class,
HLogEdit.class);
logWriters.put(regionName, w);
}
w.append(key, val);
}
-
} finally {
in.close();
}
}
-
} finally {
- for(SequenceFile.Writer w: logWriters.values()) {
+ for (SequenceFile.Writer w: logWriters.values()) {
w.close();
}
}
if(fs.exists(srcDir)) {
-
if(! fs.delete(srcDir)) {
LOG.error("Cannot delete: " + srcDir);
-
if(! FileUtil.fullyDelete(new File(srcDir.toString()))) {
throw new IOException("Cannot delete: " + srcDir);
}
}
}
if(LOG.isDebugEnabled()) {
- LOG.debug("log file splitting completed");
+ LOG.debug("log file splitting completed for " + srcDir.toString());
}
}
@@ -213,25 +206,25 @@
}
}
- if(LOG.isDebugEnabled()) {
- LOG.debug("closing current log writer and getting a new one");
- }
+
// Close the current writer (if any), and grab a new one.
-
if(writer != null) {
writer.close();
-
- if(filenum > 0) {
- outputfiles.put(logSeqNum - 1, computeFilename(filenum - 1));
+ Path p = computeFilename(filenum - 1);
+ if(LOG.isDebugEnabled()) {
+ LOG.debug("Closing current log writer " + p.toString() +
+ " to get a new one");
+ }
+ if (filenum > 0) {
+ outputfiles.put(logSeqNum - 1, p);
}
}
-
Path newPath = computeFilename(filenum++);
- this.writer = SequenceFile.createWriter(fs, conf, newPath, HLogKey.class, HLogEdit.class);
-
+ this.writer = SequenceFile.createWriter(fs, conf, newPath,
+ HLogKey.class, HLogEdit.class);
if(LOG.isDebugEnabled()) {
- LOG.debug("new log writer created");
+ LOG.debug("new log writer created at " + newPath);
}
// Can we delete any of the old log files?
@@ -239,8 +232,8 @@
// over all the regions.
long oldestOutstandingSeqNum = Long.MAX_VALUE;
- for(Iterator<Long> it = regionToLastFlush.values().iterator(); it.hasNext(); ) {
- long curSeqNum = it.next().longValue();
+ for(Long l: regionToLastFlush.values()) {
+ long curSeqNum = l.longValue();
if(curSeqNum < oldestOutstandingSeqNum) {
oldestOutstandingSeqNum = curSeqNum;
@@ -249,14 +242,8 @@
// Next, remove all files with a final ID that's older
// than the oldest pending region-operation.
-
- if(LOG.isDebugEnabled()) {
- LOG.debug("removing old log files");
- }
-
- for(Iterator<Long> it = outputfiles.keySet().iterator(); it.hasNext(); ) {
+ for(Iterator<Long> it = outputfiles.keySet().iterator(); it.hasNext();) {
long maxSeqNum = it.next().longValue();
-
if(maxSeqNum < oldestOutstandingSeqNum) {
Path p = outputfiles.get(maxSeqNum);
it.remove();
@@ -269,16 +256,13 @@
}
// Actually delete them, if any!
-
for(Iterator<Path> it = toDeleteList.iterator(); it.hasNext(); ) {
Path p = it.next();
+ if(LOG.isDebugEnabled()) {
+ LOG.debug("removing old log file " + p.toString());
+ }
fs.delete(p);
}
-
- if(LOG.isDebugEnabled()) {
- LOG.debug("old log files deleted");
- }
-
this.numEntries = 0;
}
}
@@ -307,13 +291,10 @@
*/
synchronized void close() throws IOException {
if(LOG.isDebugEnabled()) {
- LOG.debug("closing log writer");
+ LOG.debug("closing log writer in " + this.dir.toString());
}
this.writer.close();
this.closed = true;
- if(LOG.isDebugEnabled()) {
- LOG.debug("log writer closed");
- }
}
/**
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMaster.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMaster.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMaster.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMaster.java Thu Jul 19 15:29:08 2007
@@ -1841,8 +1841,9 @@
connection.commit(metaRegionName, clientId, lockid,
System.currentTimeMillis());
- // 4. Close the new region to flush it to disk
+ // 4. Close the new region to flush it to disk. Close its log file too.
r.close();
+ r.getLog().closeAndDelete();
// 5. Get it assigned to a server
unassignedRegions.put(regionName, info);
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java Thu Jul 19 15:29:08 2007
@@ -436,7 +436,6 @@
}
try {
return allHStoreFiles;
-
} finally {
synchronized (writestate) {
writestate.closed = true;
@@ -1536,6 +1535,9 @@
/**
* Convenience method creating new HRegions.
+ * Note, this method creates an {@link HLog} for the created region. It
+ * needs to be closed explicitly. Use {@link HRegion#getLog()} to get
+ * access.
* @param regionId ID to use
* @param tableDesc Descriptor
* @param rootDir Root directory of HBase instance
@@ -1550,11 +1552,13 @@
return createHRegion(new HRegionInfo(regionId, tableDesc, null, null),
rootDir, conf, null);
}
-
+
/**
* Convenience method creating new HRegions. Used by createTable and by the
- * bootstrap code in the HMaster constructor
- *
+ * bootstrap code in the HMaster constructor.
+ * Note, this method creates an {@link HLog} for the created region. It
+ * needs to be closed explicitly. Use {@link HRegion#getLog()} to get
+ * access.
* @param info Info for region to create.
* @param rootDir Root directory for HBase instance
* @param conf
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/AbstractMergeTestBase.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/AbstractMergeTestBase.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/AbstractMergeTestBase.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/AbstractMergeTestBase.java Thu Jul 19 15:29:08 2007
@@ -95,8 +95,8 @@
// Now create the root and meta regions and insert the data regions
// created above into the meta
- HRegion root = createNewHRegion(fs, dir, conf, HGlobals.rootTableDesc, 0L, null, null);
- HRegion meta = createNewHRegion(fs, dir, conf, HGlobals.metaTableDesc, 1L, null, null);
+ HRegion root = createNewHRegion(dir, conf, HGlobals.rootTableDesc, 0L, null, null);
+ HRegion meta = createNewHRegion(dir, conf, HGlobals.metaTableDesc, 1L, null, null);
HRegion.addRegionToMETA(root, meta);
@@ -129,7 +129,8 @@
private HRegion createAregion(Text startKey, Text endKey, int firstRow, int nrows)
throws IOException {
- HRegion region = createNewHRegion(fs, dir, conf, desc, rand.nextLong(), startKey, endKey);
+
+ HRegion region = createNewHRegion(dir, conf, desc, rand.nextLong(), startKey, endKey);
System.out.println("created region " + region.getRegionName());
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/HBaseTestCase.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/HBaseTestCase.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/HBaseTestCase.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/HBaseTestCase.java Thu Jul 19 15:29:08 2007
@@ -52,17 +52,15 @@
return new Path(StaticTestEnvironment.TEST_DIRECTORY_KEY, testName);
}
- protected HRegion createNewHRegion(FileSystem fs, Path dir,
- Configuration conf, HTableDescriptor desc, long regionId, Text startKey,
- Text endKey) throws IOException {
-
+ protected HRegion createNewHRegion(Path dir, Configuration c,
+ HTableDescriptor desc, long regionId, Text startKey, Text endKey)
+ throws IOException {
HRegionInfo info = new HRegionInfo(regionId, desc, startKey, endKey);
Path regionDir = HStoreFile.getHRegionDir(dir, info.regionName);
+ FileSystem fs = dir.getFileSystem(c);
fs.mkdirs(regionDir);
-
return new HRegion(dir,
new HLog(fs, new Path(regionDir, HConstants.HREGION_LOGDIR_NAME), conf),
fs, conf, info, null);
}
-
-}
+}
\ No newline at end of file
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/MiniHBaseCluster.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/MiniHBaseCluster.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/MiniHBaseCluster.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/MiniHBaseCluster.java Thu Jul 19 15:29:08 2007
@@ -266,7 +266,13 @@
}
}
LOG.info("HBase Cluster shutdown complete");
-
+
+ // Close the file system. Will complain if files open so helps w/ leaks.
+ try {
+ this.cluster.getFileSystem().close();
+ } catch (IOException e) {
+ LOG.error("Closing down dfs", e);
+ }
if(cluster != null) {
LOG.info("Shutting down Mini DFS cluster");
cluster.shutdown();
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHLog.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHLog.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHLog.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHLog.java Thu Jul 19 15:29:08 2007
@@ -88,7 +88,7 @@
}
} finally {
if (log != null) {
- log.close();
+ log.closeAndDelete();
}
if (reader != null) {
reader.close();
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHRegion.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHRegion.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHRegion.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestHRegion.java Thu Jul 19 15:29:08 2007
@@ -610,7 +610,7 @@
System.out.println("Merge regions elapsed time: "
+ ((System.currentTimeMillis() - startTime) / 1000.0));
-
+
fs.delete(oldRegionPath);
fs.delete(oldRegion1);
fs.delete(oldRegion2);
@@ -812,7 +812,11 @@
private void cleanup() {
// Shut down the mini cluster
-
+ try {
+ log.closeAndDelete();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
cluster.shutdown();
cluster = null;
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestMergeTable.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestMergeTable.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestMergeTable.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestMergeTable.java Thu Jul 19 15:29:08 2007
@@ -19,21 +19,16 @@
*/
package org.apache.hadoop.hbase;
+import java.io.IOException;
+
public class TestMergeTable extends AbstractMergeTestBase {
- public void testMergeTable() {
+ public void testMergeTable() throws IOException {
+ MiniHBaseCluster hCluster = new MiniHBaseCluster(conf, 1, dfsCluster);
try {
- MiniHBaseCluster hCluster = new MiniHBaseCluster(conf, 1, dfsCluster);
- try {
- HMerge.merge(conf, fs, desc.getName());
-
- } finally {
- hCluster.shutdown();
- }
-
- } catch(Throwable t) {
- t.printStackTrace();
- fail();
+ HMerge.merge(conf, fs, desc.getName());
+ } finally {
+ hCluster.shutdown();
}
}
-}
+}
\ No newline at end of file
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner.java Thu Jul 19 15:29:08 2007
@@ -260,7 +260,6 @@
region.close();
log.closeAndDelete();
-
} catch(IOException e) {
e.printStackTrace();
throw e;
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner2.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner2.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner2.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestScanner2.java Thu Jul 19 15:29:08 2007
@@ -67,12 +67,19 @@
newRegions.add(HRegion.createHRegion(
new HRegionInfo(3L, desc, new Text("midway"), null),
homedir, this.conf, null));
- for (HRegion r: newRegions) {
- HRegion.addRegionToMETA(client, HConstants.META_TABLE_NAME, r,
- this.cluster.getHMasterAddress(), -1L);
+ try {
+ for (HRegion r : newRegions) {
+ HRegion.addRegionToMETA(client, HConstants.META_TABLE_NAME, r,
+ this.cluster.getHMasterAddress(), -1L);
+ }
+ regions = scan(client, HConstants.META_TABLE_NAME);
+ assertEquals("Should be two regions only", 2, regions.size());
+ } finally {
+ for (HRegion r : newRegions) {
+ r.close();
+ r.getLog().closeAndDelete();
+ }
}
- regions = scan(client, HConstants.META_TABLE_NAME);
- assertEquals("Should be two regions only", 2, regions.size());
}
private List<HRegionInfo> scan(final HClient client, final Text table)
Modified: lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestTableMapReduce.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestTableMapReduce.java?view=diff&rev=557797&r1=557796&r2=557797
==============================================================================
--- lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestTableMapReduce.java (original)
+++ lucene/hadoop/branches/branch-0.14/src/contrib/hbase/src/test/org/apache/hadoop/hbase/TestTableMapReduce.java Thu Jul 19 15:29:08 2007
@@ -89,11 +89,11 @@
// create the root and meta regions and insert the data region into the meta
- HRegion root = createNewHRegion(fs, dir, conf, HGlobals.rootTableDesc, 0L, null, null);
- HRegion meta = createNewHRegion(fs, dir, conf, HGlobals.metaTableDesc, 1L, null, null);
+ HRegion root = createNewHRegion(dir, conf, HGlobals.rootTableDesc, 0L, null, null);
+ HRegion meta = createNewHRegion(dir, conf, HGlobals.metaTableDesc, 1L, null, null);
HRegion.addRegionToMETA(root, meta);
- HRegion region = createNewHRegion(fs, dir, conf, desc, rand.nextLong(), null, null);
+ HRegion region = createNewHRegion(dir, conf, desc, rand.nextLong(), null, null);
HRegion.addRegionToMETA(meta, region);
// insert some data into the test table