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From "HBase Review Board (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HBASE-2684) TestMasterWrongRS flaky in trunk
Date Tue, 08 Jun 2010 21:58:13 GMT

    [ https://issues.apache.org/jira/browse/HBASE-2684?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12876825#action_12876825

HBase Review Board commented on HBASE-2684:

Message from: "Jean-Daniel Cryans" <jdcryans@apache.org>

bq.  On 2010-06-08 14:40:49, stack wrote:
bq.  > /trunk/src/test/java/org/apache/hadoop/hbase/master/TestMasterWrongRS.java, line
bq.  > <http://review.hbase.org/r/163/diff/2/?file=1096#file1096line71>
bq.  >
bq.  >     This looks wrong.  Shouldn't the index be '1' for the second server?  Its the
index you used at start of the test to get reference to seconServer.
bq.  >     
bq.  >     Otherwise, looks good.. go ahead and commit

After chatting with Stack and looking at the code, it appears I'm actually doing the right
thing (he had another method in mind that did not remove the region server from the list).

- Jean-Daniel

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> TestMasterWrongRS flaky in trunk
> --------------------------------
>                 Key: HBASE-2684
>                 URL: https://issues.apache.org/jira/browse/HBASE-2684
>             Project: HBase
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 0.21.0
>            Reporter: Todd Lipcon
>            Assignee: Jean-Daniel Cryans
> I think this is just a flaky test. I saw:
> java.lang.AssertionError: expected:<2> but was:<3>
> on the first:
>     assertEquals(2, cluster.getLiveRegionServerThreads().size());
> My guess is that the 2 second sleep is not good enough. We should probably either force
a heartbeat somehow, or hook in so we can wait until there's been a heartbeat, rather than
sleeping a hardcoded amount of time.

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