Thanks Jonathan. where is the data directory configured? since I did not
any permission problem.
Daning
On 09/21/2011 11:01 AM, Jonathan Ellis wrote:
Means Cassandra couldn't create an empty file in the data directory
designating a sstable as compacted. I'd look for permissions
problems.
Short term there is no dire consequence, although it will keep
re-compacting that sstable. Longer term you'll run out of disk space
since nothing gets deleted.
On Wed, Sep 21, 2011 at 1:44 PM, Daning<dan...@netseer.com> wrote:
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
