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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