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Hadoop QA commented on HBASE-11331: ----------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12659287/HBASE-11331.02.patch against trunk revision . ATTACHMENT ID: 12659287 {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 36 new or modified tests. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javadoc{color}. The javadoc tool did not generate any warning messages. {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 2.0.3) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:green}+1 lineLengths{color}. The patch does not introduce lines longer than 100 {color:green}+1 site{color}. The mvn site goal succeeds with this patch. {color:red}-1 core tests{color}. The patch failed these unit tests: org.apache.hadoop.hbase.TestIOFencing org.apache.hadoop.hbase.regionserver.TestRegionReplicas org.apache.hadoop.hbase.client.TestReplicasClient org.apache.hadoop.hbase.master.TestRestartCluster org.apache.hadoop.hbase.TestRegionRebalancing Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//testReport/ Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-common.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-thrift.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-examples.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-client.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-server.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//artifact/patchprocess/newPatchFindbugsWarningshbase-protocol.html Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/10308//console This message is automatically generated. > [blockcache] lazy block decompression > ------------------------------------- > > Key: HBASE-11331 > URL: https://issues.apache.org/jira/browse/HBASE-11331 > Project: HBase > Issue Type: Improvement > Components: regionserver > Reporter: Nick Dimiduk > Assignee: Nick Dimiduk > Attachments: HBASE-11331.00.patch, HBASE-11331.01.patch, > HBASE-11331.02.patch, HBASE-11331LazyBlockDecompressperfcompare.pdf, > lazy-decompress.02.0.pdf > > > Maintaining data in its compressed form in the block cache will greatly > increase our effective blockcache size and should show a meaning improvement > in cache hit rates in well designed applications. The idea here is to lazily > decompress/decrypt blocks when they're consumed, rather than as soon as > they're pulled off of disk. > This is related to but less invasive than HBASE-8894. -- This message was sent by Atlassian JIRA (v6.2#6252)