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Hudson commented on HBASE-4487: ------------------------------- Integrated in HBase-TRUNK-security #175 (See [https://builds.apache.org/job/HBase-TRUNK-security/175/]) HBASE-5782 Edits can be appended out of seqid order since HBASE-4487 (Revision 1327673) Result = FAILURE larsh : Files : * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLog.java * /hbase/trunk/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestHLog.java > The increment operation can release the rowlock before sync-ing the Hlog > ------------------------------------------------------------------------ > > Key: HBASE-4487 > URL: https://issues.apache.org/jira/browse/HBASE-4487 > Project: HBase > Issue Type: Improvement > Reporter: dhruba borthakur > Assignee: dhruba borthakur > Fix For: 0.94.0 > > Attachments: 4487-v7.txt, appendNoSync4.txt, appendNoSync5.txt, > appendNoSync6.txt > > > This allows for better throughput when there are hot rows.I have seen this > change make a single row update improve from 400 increments/sec/server to > 4000 increments/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