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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-9976) Don't create duplicated TableName objects
Date Wed, 20 Nov 2013 09:26:44 GMT

    [ https://issues.apache.org/jira/browse/HBASE-9976?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13827446#comment-13827446
] 

Hadoop QA commented on HBASE-9976:
----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12614809/9976.v8.patch
  against trunk revision .

    {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 hadoop1.0{color}.  The patch compiles against the hadoop 1.0 profile.

    {color:green}+1 hadoop2.0{color}.  The patch compiles against the hadoop 2.0 profile.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:red}-1 findbugs{color}.  The patch appears to introduce 1 new Findbugs (version
1.3.9) 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:red}-1 site{color}.  The patch appears to cause mvn site goal to fail.

     {color:red}-1 core tests{color}.  The patch failed these unit tests:
                       org.apache.hadoop.hbase.rest.model.TestTableInfoModel
                  org.apache.hadoop.hbase.io.TestHFileLink
                  org.apache.hadoop.hbase.rest.model.TestTableRegionModel
                  org.apache.hadoop.hbase.snapshot.TestRestoreSnapshotHelper
                  org.apache.hadoop.hbase.TestHTableDescriptor
                  org.apache.hadoop.hbase.regionserver.TestStoreFile
                  org.apache.hadoop.hbase.regionserver.TestHRegionInfo
                  org.apache.hadoop.hbase.snapshot.TestSnapshotLogSplitter

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-client.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-protocol.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-server.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop1-compat.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-examples.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-thrift.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/7944//console

This message is automatically generated.

> Don't create duplicated TableName objects
> -----------------------------------------
>
>                 Key: HBASE-9976
>                 URL: https://issues.apache.org/jira/browse/HBASE-9976
>             Project: HBase
>          Issue Type: Bug
>          Components: Client, regionserver
>    Affects Versions: 0.98.0, 0.96.0
>            Reporter: Nicolas Liochon
>            Assignee: Nicolas Liochon
>             Fix For: 0.98.0, 0.96.1
>
>         Attachments: 9976.v1.patch, 9976.v4.patch, 9976.v6.patch, 9976.v7.patch, 9976.v7.patch,
9976.v8.patch, 9976.v8.patch
>
>
> A profiling show that the table name is reponsible for 25% of the memory needed to keep
the region locations. As well, comparisons will be faster if two identical table names are
a single java object.



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