[jira] Assigned: (CASSANDRA-757) FatClient removal causes ConcurrentModificationException

["Jonathan Ellis (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CASSANDRA-757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jonathan Ellis reassigned CASSANDRA-757:
----------------------------------------

    Assignee: Jaakko Laine

> FatClient removal causes ConcurrentModificationException
> --------------------------------------------------------
>
>                 Key: CASSANDRA-757
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-757
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 0.5
>         Environment: debian lenny amd64 OpenJDK 64-Bit Server VM (build 1.6.0_0-b11, mixed mode)
>            Reporter: Brandon Williams
>            Assignee: Jaakko Laine
>            Priority: Minor
>             Fix For: 0.6
>
>
> After using a fatclient and killing it, I later receive this ST on all nodes:
>  INFO 16:04:58,999 FatClient /10.242.4.13 has been silent for 3600000ms, removing from gossip
> ERROR 16:04:58,999 Fatal exception in thread Thread[Timer-1,5,main]
> java.lang.RuntimeException: java.util.ConcurrentModificationException
>         at org.apache.cassandra.gms.Gossiper$GossipTimerTask.run(Gossiper.java:96)
>         at java.util.TimerThread.mainLoop(Timer.java:534)
>         at java.util.TimerThread.run(Timer.java:484)
> Caused by: java.util.ConcurrentModificationException
>         at java.util.Hashtable$Enumerator.next(Hashtable.java:1048)
>         at org.apache.cassandra.gms.Gossiper.doStatusCheck(Gossiper.java:382)
>         at org.apache.cassandra.gms.Gossiper$GossipTimerTask.run(Gossiper.java:90)
>         ... 2 more

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