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Hudson commented on HBASE-4528: ------------------------------- Integrated in HBase-TRUNK #2380 (See [https://builds.apache.org/job/HBase-TRUNK/2380/]) HBASE-4528 The put operation can release the rowlock before sync-ing the Hlog (dhruba via jgray) jgray : Files : * /hbase/trunk/CHANGES.txt * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/KeyValueSkipListSet.java * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/MemStore.java * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/ReadWriteConsistencyControl.java * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/Store.java * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/StoreFlusher.java * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLog.java * /hbase/trunk/src/test/java/org/apache/hadoop/hbase/regionserver/TestParallelPut.java * /hbase/trunk/src/test/java/org/apache/hadoop/hbase/regionserver/TestStore.java * /hbase/trunk/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestLogRolling.java > The put operation can release the rowlock before sync-ing the Hlog > ------------------------------------------------------------------ > > Key: HBASE-4528 > URL: https://issues.apache.org/jira/browse/HBASE-4528 > Project: HBase > Issue Type: Improvement > Components: regionserver > Reporter: dhruba borthakur > Assignee: dhruba borthakur > Fix For: 0.94.0 > > Attachments: 4528-trunk-v9.txt, 4528-trunk.txt, > HBASE-4528-Trunk-FINAL.patch, appendNoSync5.txt, appendNoSyncPut1.txt, > appendNoSyncPut2.txt, appendNoSyncPut3.txt, appendNoSyncPut4.txt, > appendNoSyncPut5.txt, appendNoSyncPut6.txt, appendNoSyncPut7.txt, > appendNoSyncPut8.txt > > > This allows for better throughput when there are hot rows. A single row > update improves from 100 puts/sec/server to 5000 puts/sec/server. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira