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Hudson commented on HBASE-16146: -------------------------------- SUCCESS: Integrated in Jenkins build HBase-1.4 #461 (See [https://builds.apache.org/job/HBase-1.4/461/]) HBASE-16146 Remove thread local usage in Counter (garyh: rev 4f29c230384b82b64ef4ad9ba61497747436799f) * (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RpcServer.java * (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/util/Counter.java > Counters are expensive... > ------------------------- > > Key: HBASE-16146 > URL: https://issues.apache.org/jira/browse/HBASE-16146 > Project: HBase > Issue Type: Sub-task > Reporter: stack > Assignee: Gary Helmling > Fix For: 2.0.0, 1.3.0, 1.4.0 > > Attachments: HBASE-16146.001.patch, HBASE-16146.branch-1.001.patch, > HBASE-16146.branch-1.3.001.patch, counters.patch, less_and_less_counters.png > > > Doing workloadc, perf shows 10%+ of CPU being spent on counter#add. If I > disable some of the hot ones -- see patch -- I can get 10% more throughput > (390k to 440k). Figure something better. -- This message was sent by Atlassian JIRA (v6.3.4#6332)