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Posted to commits@cassandra.apache.org by "Radim Kolar (Commented) (JIRA)" <ji...@apache.org> on 2012/01/02 16:10:30 UTC
[jira] [Commented] (CASSANDRA-3677) NPE during HH delivery when
gossip turned off on target
[ https://issues.apache.org/jira/browse/CASSANDRA-3677?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13178422#comment-13178422 ]
Radim Kolar commented on CASSANDRA-3677:
----------------------------------------
I suspect that this is happening when node is trying to deliver hints created for himself (to is null after all)
because i have some stuck hints, cant list them via CLI to look at keys because node will OOM.
INFO [CompactionExecutor:7] 2012-01-02 15:48:13,084 CompactionTask.java (line 221) Compacted to [/usr/local/cassandra/data/system/HintsColumnFamily-hc-1011-Data.db,]. 168,568,056 to 163,770,679 (~97% of original) bytes for 1 keys at 29.619551MB/s. Time: 5,273ms.
Its 2 node cluster and no hints were delivered to other node:
INFO [HintedHandoff:1] 2012-01-02 15:41:29,035 HintedHandOffManager.java (line 267) Started hinted handoff for token: 99070591730234615865843651857942052864
INFO [HintedHandoff:1] 2012-01-02 15:41:29,217 HintedHandOffManager.java (line 334) Finished hinted handoff of 0 rows to
> 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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