Compaction errors: "Keys must be written in ascending order"
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Key: CASSANDRA-1744
URL: https://issues.apache.org/jira/browse/CASSANDRA-1744
Project: Cassandra
Issue Type: Bug
Reporter: Brandon Williams
Fix For: 0.7.0
When compaction starts, many of these exceptions are thrown:
ERROR 16:53:00,252 non-fatal error during compaction
java.io.IOException: Keys must be written in ascending order.
at
org.apache.cassandra.io.sstable.SSTableWriter.beforeAppend(SSTableWriter.java:134)
at
org.apache.cassandra.io.sstable.SSTableWriter.append(SSTableWriter.java:151)
at
org.apache.cassandra.db.CompactionManager.doCompaction(CompactionManager.java:279)
at
org.apache.cassandra.db.CompactionManager$1.call(CompactionManager.java:109)
at
org.apache.cassandra.db.CompactionManager$1.call(CompactionManager.java:87)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
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:636)
Easily reproduced with stress.py
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