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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2010/02/06 19:35:28 UTC
[jira] Resolved: (CASSANDRA-774) NPE during compaction
[ https://issues.apache.org/jira/browse/CASSANDRA-774?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Ellis resolved CASSANDRA-774.
--------------------------------------
Resolution: Duplicate
Great, thanks. Sorry about the run around.
> NPE during compaction
> ---------------------
>
> Key: CASSANDRA-774
> URL: https://issues.apache.org/jira/browse/CASSANDRA-774
> Project: Cassandra
> Issue Type: Bug
> Environment: debian lenny amd64 Java HotSpot(TM) 64-Bit Server VM (build 11.2-b01, mixed mode)
> Reporter: Brandon Williams
> Priority: Minor
>
> After an update on trunk, I restarted and began receiving this exception during compaction:
> ERROR - Error in executor futuretask
> java.util.concurrent.ExecutionException: java.io.IOException: Unable to create compaction marker
> at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
> at java.util.concurrent.FutureTask.get(FutureTask.java:83)
> at org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.afterExecute(DebuggableThreadPoolExecutor.java:65)
> at org.apache.cassandra.db.CompactionManager$CompactionExecutor.afterExecute(CompactionManager.java:566)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:888)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:619)
> Caused by: java.io.IOException: Unable to create compaction marker
> at org.apache.cassandra.io.SSTableReader.markCompacted(SSTableReader.java:458)
> at org.apache.cassandra.io.SSTableTracker.replace(SSTableTracker.java:57)
> at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:621)
> at org.apache.cassandra.db.CompactionManager.doCompaction(CompactionManager.java:307)
> at org.apache.cassandra.db.CompactionManager$1.call(CompactionManager.java:101)
> at org.apache.cassandra.db.CompactionManager$1.call(CompactionManager.java:82)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> ... 2 more
> I restarted a few more times and now only receive this exception:
> java.util.concurrent.ExecutionException: java.lang.NullPointerException
> at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
> at java.util.concurrent.FutureTask.get(FutureTask.java:83)
> at org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.afterExecute(DebuggableThreadPoolExecutor.java:65)
> at org.apache.cassandra.db.CompactionManager$CompactionExecutor.afterExecute(CompactionManager.java:566)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:888)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:619)
> Caused by: java.lang.NullPointerException
> at org.apache.cassandra.io.SSTableReader.markCompacted(SSTableReader.java:460)
> at org.apache.cassandra.io.SSTableTracker.replace(SSTableTracker.java:57)
> at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:621)
> at org.apache.cassandra.db.CompactionManager.doCompaction(CompactionManager.java:307)
> at org.apache.cassandra.db.CompactionManager$1.call(CompactionManager.java:101)
> at org.apache.cassandra.db.CompactionManager$1.call(CompactionManager.java:82)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> ... 2 more
>
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