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https://issues.apache.org/jira/browse/HBASE-12016?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14162086#comment-14162086
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Hadoop QA commented on HBASE-12016:
-----------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12673364/HBASE-12016.patch
against trunk revision .
ATTACHMENT ID: 12673364
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 48 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: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.client.TestShell
Test results:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//testReport/
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-common.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-client.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-annotations.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-server.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-protocol.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-thrift.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-examples.html
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//artifact/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html
Console output:
https://builds.apache.org/job/PreCommit-HBASE-Build/11238//console
This message is automatically generated.
> Reduce number of versions in Meta table. Make it configurable
> -------------------------------------------------------------
>
> Key: HBASE-12016
> URL: https://issues.apache.org/jira/browse/HBASE-12016
> Project: HBase
> Issue Type: Improvement
> Affects Versions: 2.0.0
> Reporter: Andrey Stepachev
> Assignee: Andrey Stepachev
> Priority: Minor
> Fix For: 2.0.0, 0.98.8, 0.99.1
>
> Attachments: HBASE-12016.patch, HBASE-12016.patch, HBASE-12016.patch,
> HBASE-12016.patch, HBASE-12016.patch, HBASE-12016.patch
>
>
> Currently meta keeps up to 10 versions of each KV.
> For big metas it leads to substantial memory overhead and scan slowdowns.
> (see https://issues.apache.org/jira/browse/HBASE-11165 )
> Need to keep reasonable number of versions (suggested value is 3).
> Number of versions configurable via parameter: hbase.meta.versions
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