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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14766) WALEntryFilter's filter implement, cell.getFamily() needs to be replaced with the new low-cost implementation.
Date Fri, 06 Nov 2015 00:26:27 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14766?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14992774#comment-14992774
] 

Hadoop QA commented on HBASE-14766:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12770874/HBASE-14766-v003.patch
  against master branch at commit 86da57f498c68703979dcd7ecc4b0ef2ce03723d.
  ATTACHMENT ID: 12770874

    {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 2.6.1 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:green}+1 checkstyle{color}.  The applied patch does not increase the total number
of checkstyle 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:
     

      {color:red}-1 core zombie tests{color}.  There are possible 1 zombie test(s): 

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/16416//testReport/
Release Findbugs (version 2.0.3) 	warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/16416//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/16416//artifact/patchprocess/checkstyle-aggregate.html

  Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/16416//console

This message is automatically generated.

> WALEntryFilter's filter implement, cell.getFamily() needs to be replaced with the new
low-cost implementation.
> --------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-14766
>                 URL: https://issues.apache.org/jira/browse/HBASE-14766
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: huaxiang sun
>            Assignee: huaxiang sun
>         Attachments: HBASE-14766-v001.patch, HBASE-14766-v002.patch, HBASE-14766-v003.patch
>
>
> Cell's getFamily() gets an array copy of the cell's family, while in the filter function,
 it just needs to peek into the family and do a compare. 
> Replace 
> Bytes.toString(cell.getFamily())
> with 
> Bytes.toString(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength())



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