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https://issues.apache.org/jira/browse/ZOOKEEPER-2080?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15593386#comment-15593386
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ASF GitHub Bot commented on ZOOKEEPER-2080:
-------------------------------------------
GitHub user hanm opened a pull request:
https://github.com/apache/zookeeper/pull/92
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:
https://github.com/apache/zookeeper/pull/92.patch
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 <h...@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
> FAILED
> 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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