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Date: Mon, 30 Mar 2015 20:43:53 +0000 (UTC)
From: "Hadoop QA (JIRA)" <jira@apache.org>
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Message-ID: <JIRA.12768841.1421800161000.72473.1427748233529@Atlassian.JIRA>
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Subject: [jira] [Commented] (HBASE-12891) Parallel execution for Hbck
 checkRegionConsistency
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    [ https://issues.apache.org/jira/browse/HBASE-12891?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14387364#comment-14387364 ] 

Hadoop QA commented on HBASE-12891:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12708210/HBASE-12891-v3.patch
  against master branch at commit 3815a33e3400cee73f63e205afac8f1a2d9c174f.
  ATTACHMENT ID: 12708210

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 hadoop versions{color}. The patch compiles with all supported hadoop versions (2.4.1 2.5.2 2.6.0)

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

    {color:green}+1 protoc{color}.  The applied patch does not increase the total number of protoc 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 1935 checkstyle errors (more than the master's current 1927 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:green}+1 core tests{color}.  The patch passed unit tests in .

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/13488//testReport/
Release Findbugs (version 2.0.3) 	warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/13488//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/13488//artifact/patchprocess/checkstyle-aggregate.html

                Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/13488//console

This message is automatically generated.

> Parallel execution for Hbck checkRegionConsistency
> --------------------------------------------------
>
>                 Key: HBASE-12891
>                 URL: https://issues.apache.org/jira/browse/HBASE-12891
>             Project: HBase
>          Issue Type: Improvement
>          Components: hbck
>    Affects Versions: 2.0.0, 0.98.10, 1.1.0
>            Reporter: churro morales
>            Assignee: Stephen Yuan Jiang
>              Labels: performance, scalability
>             Fix For: 2.0.0, 1.1.0, 0.98.13
>
>         Attachments: HBASE-12891-v1.patch, HBASE-12891-v3.patch, HBASE-12891.98.patch, HBASE-12891.patch, HBASE-12891.patch, HBASE-12891.v2-branch-1.patch, HBASE-12891.v2-master.patch, hbase-12891-addendum1.patch
>
>
> We have a lot of regions on our cluster ~500k and noticed that hbck took quite some time in checkAndFixConsistency().  [~davelatham] patched our cluster to do this check in parallel to speed things up.  I'll attach the patch.


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