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From "Brandon Williams (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-3677) NPE during HH delivery when gossip turned off on target
Date Wed, 28 Dec 2011 20:34:30 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-3677?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Brandon Williams updated CASSANDRA-3677:
----------------------------------------

    Attachment: 3677.txt

The simplest thing to do is double up on the FD check.
                
> NPE during HH delivery when gossip turned off on target
> -------------------------------------------------------
>
>                 Key: CASSANDRA-3677
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3677
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 1.0.7
>            Reporter: Radim Kolar
>            Assignee: Brandon Williams
>            Priority: Trivial
>             Fix For: 1.0.7
>
>         Attachments: 3677.txt
>
>
> probably not important bug
> ERROR [OptionalTasks:1] 2011-12-27 21:44:25,342 AbstractCassandraDaemon.java (line 138)
Fatal exception in thread Thread[OptionalTasks:1,5,main]
> java.lang.NullPointerException
>         at org.cliffc.high_scale_lib.NonBlockingHashMap.hash(NonBlockingHashMap.java:113)
>         at org.cliffc.high_scale_lib.NonBlockingHashMap.putIfMatch(NonBlockingHashMap.java:553)
>         at org.cliffc.high_scale_lib.NonBlockingHashMap.putIfMatch(NonBlockingHashMap.java:348)
>         at org.cliffc.high_scale_lib.NonBlockingHashMap.putIfAbsent(NonBlockingHashMap.java:319)
>         at org.cliffc.high_scale_lib.NonBlockingHashSet.add(NonBlockingHashSet.java:32)
>         at org.apache.cassandra.db.HintedHandOffManager.scheduleHintDelivery(HintedHandOffManager.java:371)
>         at org.apache.cassandra.db.HintedHandOffManager.scheduleAllDeliveries(HintedHandOffManager.java:356)
>         at org.apache.cassandra.db.HintedHandOffManager.access$000(HintedHandOffManager.java:84)
>         at org.apache.cassandra.db.HintedHandOffManager$1.run(HintedHandOffManager.java:119)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
>         at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:351)
>         at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:178)
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:165)
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:267)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:679)

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