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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-5573) Replace client ZooKeeper watchers by simple ZooKeeper reads
Date Wed, 21 Mar 2012 21:38:34 GMT

    [ https://issues.apache.org/jira/browse/HBASE-5573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13235057#comment-13235057
] 

Hadoop QA commented on HBASE-5573:
----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12519310/5573.v6.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 12 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    -1 findbugs.  The patch appears to introduce 4 new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

     -1 core tests.  The patch failed these unit tests:
                       org.apache.hadoop.hbase.io.hfile.TestForceCacheImportantBlocks

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/1242//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/1242//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/1242//console

This message is automatically generated.
                
> Replace client ZooKeeper watchers by simple ZooKeeper reads
> -----------------------------------------------------------
>
>                 Key: HBASE-5573
>                 URL: https://issues.apache.org/jira/browse/HBASE-5573
>             Project: HBase
>          Issue Type: Improvement
>          Components: client, zookeeper
>    Affects Versions: 0.96.0
>            Reporter: nkeywal
>            Assignee: nkeywal
>            Priority: Minor
>         Attachments: 5573.v1.patch, 5573.v2.patch, 5573.v4.patch, 5573.v6.patch
>
>
> Some code in the package needs to read data in ZK. This could be done by a simple read,
but is actually implemented with a watcher. This holds ZK resources.
> Fixing this could also be an opportunity to remove the need for the client to provide
the master address and port.

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