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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14473) Compute region locality in parallel
Date Wed, 23 Sep 2015 23:46:04 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14473?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14905536#comment-14905536
] 

Hadoop QA commented on HBASE-14473:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12761968/HBASE-14473-v2.patch
  against master branch at commit 5e26ae043dde217aeda29d9b67e290728adade89.
  ATTACHMENT ID: 12761968

    {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
(2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.0 2.7.0 2.7.1)

    {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 1816 checkstyle
errors (more than the master's current 1807 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 post-site goal succeeds with this patch.

     {color:red}-1 core tests{color}.  The patch failed these unit tests:
     

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/15698//testReport/
Release Findbugs (version 2.0.3) 	warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/15698//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/15698//artifact/patchprocess/checkstyle-aggregate.html

                Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/15698//console

This message is automatically generated.

> Compute region locality in parallel
> -----------------------------------
>
>                 Key: HBASE-14473
>                 URL: https://issues.apache.org/jira/browse/HBASE-14473
>             Project: HBase
>          Issue Type: Bug
>          Components: Balancer
>    Affects Versions: 1.2.0
>            Reporter: Elliott Clark
>            Assignee: Elliott Clark
>             Fix For: 2.0.0, 1.2.0, 1.3.0
>
>         Attachments: HBASE-14473-v1.patch, HBASE-14473-v2.patch, HBASE-14473.patch
>
>
> Right now on large clusters it's necessary to turn off the locality balance cost as it
takes too long to compute the region locality. This is because it's computed when need in
serial.
> We should compute this in parallel before it's needed.



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