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Posted to dev@lucene.apache.org by "Forest Soup (JIRA)" <ji...@apache.org> on 2015/05/13 07:20:00 UTC
[jira] [Commented] (SOLR-6213) StackOverflowException in Solr
cloud's leader election
[ https://issues.apache.org/jira/browse/SOLR-6213?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14541349#comment-14541349 ]
Forest Soup commented on SOLR-6213:
-----------------------------------
Can we set a max re-try number instead of keep always trying until stack over flow?
> StackOverflowException in Solr cloud's leader election
> ------------------------------------------------------
>
> Key: SOLR-6213
> URL: https://issues.apache.org/jira/browse/SOLR-6213
> Project: Solr
> Issue Type: Bug
> Affects Versions: 4.10, Trunk
> Reporter: Dawid Weiss
> Priority: Critical
>
> This is what's causing test hangs (at least on FreeBSD, LUCENE-5786), possibly on other machines too. The problem is stack overflow from looped calls in:
> {code}
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> > org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ElectionContext.java:212)
> > org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
> > org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:313)
> > org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
> > org.apache.solr.cloud.ShardLeaderElectionContext.rejoinLeaderElection(ElectionContext.java:448)
> {code}
> These routines attempt to log information to loggers, which in turn attempts to serialize messages back to the master (test process). When the stack is exhausted the serialization process fails and breaks the communication with the master test node.
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