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From "Benjamin Coverston (JIRA)" <j...@apache.org>
Subject [jira] [Created] (CASSANDRA-2769) Cannot Create Duplicate Compaction Marker
Date Tue, 14 Jun 2011 20:16:47 GMT
Cannot Create Duplicate Compaction Marker
-----------------------------------------

                 Key: CASSANDRA-2769
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-2769
             Project: Cassandra
          Issue Type: Bug
    Affects Versions: 0.8.0
            Reporter: Benjamin Coverston


Concurrent compaction can trigger the following exception: I'll attach a patch to fix this.

java.io.IOError: java.io.IOException: Unable to create compaction marker
	at org.apache.cassandra.io.sstable.SSTableReader.markCompacted(SSTableReader.java:638)
	at org.apache.cassandra.db.DataTracker.removeOldSSTablesSize(DataTracker.java:321)
	at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:294)
	at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:255)
	at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:932)
	at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:173)
	at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:119)
	at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:102)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:680)
Caused by: java.io.IOException: Unable to create compaction marker
	at org.apache.cassandra.io.sstable.SSTableReader.markCompacted(SSTableReader.java:634)
	... 12 more

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