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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ZOOKEEPER-2080) ReconfigRecoveryTest fails intermittently
Date Thu, 20 Oct 2016 23:44:58 GMT

    [ https://issues.apache.org/jira/browse/ZOOKEEPER-2080?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15593386#comment-15593386

ASF GitHub Bot commented on ZOOKEEPER-2080:

GitHub user hanm opened a pull request:


    ZOOKEEPER-2080: Fix deadlock in dynamic reconfiguration.

    Use explicit fine grained locks for synchronizing access to QuorumVerifier states in QuorumPeer.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/hanm/zookeeper ZOOKEEPER-2080

Alternatively you can review and apply these changes as the patch at:


To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #92
commit cfb4d73a94f23c6e047f75d400372caa495f197f
Author: Michael Han <hanm@cloudera.com>
Date:   2016-10-20T22:37:22Z

    Use explicit fine grained lock for maintaining a consistent global view of QuorumVerifier
in QuorumPeer.


> ReconfigRecoveryTest fails intermittently
> -----------------------------------------
>                 Key: ZOOKEEPER-2080
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2080
>             Project: ZooKeeper
>          Issue Type: Sub-task
>            Reporter: Ted Yu
>            Assignee: Michael Han
>             Fix For: 3.5.3, 3.6.0
>         Attachments: ZOOKEEPER-2080.patch, ZOOKEEPER-2080.patch, ZOOKEEPER-2080.patch,
ZOOKEEPER-2080.patch, ZOOKEEPER-2080.patch, ZOOKEEPER-2080.patch, jacoco-ZOOKEEPER-2080.unzip-grows-to-70MB.7z,
repro-20150816.log, threaddump.log
> I got the following test failure on MacBook with trunk code:
> {code}
> Testcase: testCurrentObserverIsParticipantInNewConfig took 93.628 sec
> waiting for server 2 being up
> junit.framework.AssertionFailedError: waiting for server 2 being up
>   at org.apache.zookeeper.server.quorum.ReconfigRecoveryTest.testCurrentObserverIsParticipantInNewConfig(ReconfigRecoveryTest.java:529)
>   at org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:52)
> {code}

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