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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PHOENIX-5251) Avoid taking explicit lock by using AtomicReference in PhoenixAccessController class
Date Tue, 23 Apr 2019 00:20:00 GMT

    [ https://issues.apache.org/jira/browse/PHOENIX-5251?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16823588#comment-16823588
] 

Hadoop QA commented on PHOENIX-5251:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12966660/PHOENIX-5251.4.x-HBase-1.3.v1.patch
  against 4.x-HBase-1.3 branch at commit 4ef749dd92d4af7529a07d343cb0186302979a14.
  ATTACHMENT ID: 12966660

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

    {color:red}-1 release audit{color}.  The applied patch generated 6 release audit warnings
(more than the master's current 0 warnings).

    {color:red}-1 lineLengths{color}.  The patch introduces the following lines longer than
100:
    +    AtomicReference<ArrayList<BaseMasterAndRegionObserver>> accessControllers
= new AtomicReference<>();
+            List<BaseMasterAndRegionObserver> coprocessors = cpHost.findCoprocessors(BaseMasterAndRegionObserver.class);

     {color:red}-1 core tests{color}.  The patch failed these unit tests:
     ./phoenix-core/target/failsafe-reports/TEST-org.apache.phoenix.end2end.UpgradeIT

Test results: https://builds.apache.org/job/PreCommit-PHOENIX-Build/2525//testReport/
Release audit warnings: https://builds.apache.org/job/PreCommit-PHOENIX-Build/2525//artifact/patchprocess/patchReleaseAuditWarnings.txt
Console output: https://builds.apache.org/job/PreCommit-PHOENIX-Build/2525//console

This message is automatically generated.

> Avoid taking explicit lock by using AtomicReference in PhoenixAccessController class
> ------------------------------------------------------------------------------------
>
>                 Key: PHOENIX-5251
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-5251
>             Project: Phoenix
>          Issue Type: Improvement
>            Reporter: Swaroopa Kadam
>            Assignee: Swaroopa Kadam
>            Priority: Minor
>         Attachments: PHOENIX-5251.4.x-HBase-1.3.v1.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> By [~elserj] on PHOENIX-5070
> If we want to avoid taking an explicit lock, what about using AtomicReference instead?
Can we spin out another Jira issue to fix that?



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