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From Daning <dan...@netseer.com>
Subject Unable to create compaction marker
Date Wed, 21 Sep 2011 17:44:42 GMT
I got this exception in system.log several times a day, do you have idea 
what caused this problem and what is the consequence?


ERROR [CompactionExecutor:12] 2011-09-15 14:29:19,578 
AbstractCassandraDaemon.java (line 139) Fatal exception in thread 
Thread[CompactionExecutor:12,1,main]
java.io.IOError: java.io.IOException: Unable to create compaction marker
         at 
org.apache.cassandra.io.sstable.SSTableReader.markCompacted(SSTableReader.java:642)
         at 
org.apache.cassandra.db.DataTracker.removeOldSSTablesSize(DataTracker.java:280)
         at 
org.apache.cassandra.db.DataTracker.replace(DataTracker.java:253)
         at 
org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:214)
         at 
org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:1094)
         at 
org.apache.cassandra.db.compaction.CompactionManager.doCompactionWithoutSizeEstimation(CompactionManager.java:599)
         at 
org.apache.cassandra.db.compaction.CompactionManager.doCompaction(CompactionManager.java:507)
         at 
org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:142)
         at 
org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:108)
         at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
         at java.util.concurrent.FutureTask.run(Unknown Source)
         at 
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
         at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown 
Source)
         at java.lang.Thread.run(Unknown Source)
Caused by: java.io.IOException: Unable to create compaction marker
         at 
org.apache.cassandra.io.sstable.SSTableReader.markCompacted(SSTableReader.java:638)
         ... 13 more


Thank you in advance.

Daning

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