[ https://issues.apache.org/jira/browse/HBASE-12948?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14299656#comment-14299656 ]
Hadoop QA commented on HBASE-12948: ----------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12695716/12948-v2.patch against master branch at commit b08802a3e8e522f84519415b83455870b49bf8da. ATTACHMENT ID: 12695716 {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 3 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:red}-1 checkstyle{color}. The applied patch generated 1940 checkstyle errors (more than the master's current 1939 errors). {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: {color:red}-1 core zombie tests{color}. There are 1 zombie test(s): Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//testReport/ Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-protocol.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-thrift.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-server.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-common.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-rest.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-examples.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-client.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/newPatchFindbugsWarningshbase-annotations.html Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//artifact/patchprocess/checkstyle-aggregate.html Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/12658//console This message is automatically generated. > Increment#addColumn on the same column multi times produce wrong result > ------------------------------------------------------------------------ > > Key: HBASE-12948 > URL: https://issues.apache.org/jira/browse/HBASE-12948 > Project: HBase > Issue Type: Bug > Components: Client, regionserver > Reporter: hongyu bi > Priority: Critical > Attachments: 12948-v2.patch, HBASE-12948-0.99.2-v1.patch, > HBASE-12948-v0.patch, HBASE-12948.patch > > > Case: > Initially get('row1'): > rowkey=row1 value=1 > run: > Increment increment = new Increment(Bytes.toBytes("row1")); > for (int i = 0; i < N; i++) { > increment.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("c"), 1) > } > hobi.increment(increment); > get('row1'): > if N=1 then result is 2 else if N>1 the result will always be 1 > Cause: > https://issues.apache.org/jira/browse/HBASE-7114 let increment extent > mutation which change familyMap from NavigableMap to List, so from client > side, we can buffer many edits on the same column; > However, HRegion#increment use idx to iterate the get's results, here > results.size<family.value().size if N>1,so the latter edits on the same > column won't match the condition {idx < results.size() && > CellUtil.matchingQualifier(results.get(idx), kv) }, meantime the edits share > the same mvccVersion ,so this case happen. > Fix: > according to the put/delete#add on the same column behaviour , > fix from server side: process "last edit wins on the same column" inside > HRegion#increment to maintenance HBASE-7114's extension and keep the same > result from 0.94. -- This message was sent by Atlassian JIRA (v6.3.4#6332)