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https://issues.apache.org/jira/browse/CASSANDRA-7940?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14137941#comment-14137941
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Tyler Hobbs commented on CASSANDRA-7940:
----------------------------------------
+1
> Gossip only node removal can race with FD.convict
> -------------------------------------------------
>
> Key: CASSANDRA-7940
> URL: https://issues.apache.org/jira/browse/CASSANDRA-7940
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Brandon Williams
> Assignee: Brandon Williams
> Priority: Minor
> Fix For: 2.0.11, 2.1.1
>
> Attachments: 7940.txt
>
>
> {noformat}
> INFO 00:04:48 FatClient /10.208.8.63 has been silent for 30000ms, removing
> from gossip
> INFO 00:04:49 Handshaking version with /10.208.8.63
> ERROR 00:04:53 Exception in thread Thread[GossipStage:1,5,main]
> java.lang.NullPointerException: null
> at org.apache.cassandra.gms.Gossiper.convict(Gossiper.java:301)
> ~[main/:na]
> at
> org.apache.cassandra.gms.FailureDetector.forceConviction(FailureDetector.java:251)
> ~[main/:na]
> at
> org.apache.cassandra.gms.GossipShutdownVerbHandler.doVerb(GossipShutdownVerbHandler.java:37)
> ~[main/:na]
> at
> org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:62)
> ~[main/:na]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> ~[na:1.7.0_60]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> ~[na:1.7.0_60]
> at java.lang.Thread.run(Thread.java:745) ~[na:1.7.0_60]
> {noformat}
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