[ 
https://issues.apache.org/jira/browse/CASSANDRA-936?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12852894#action_12852894
 ] 

Dan Di Spaltro commented on CASSANDRA-936:
------------------------------------------

2010-04-02_04:12:48.85690 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178196299.log); 
dirty is 1, 
2010-04-02_04:12:48.87690 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178421319.log); 
dirty is 1, 
2010-04-02_04:12:48.87690 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178736305.log); 
dirty is 1, 5, 15, 
2010-04-02_04:12:48.88690 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178971505.log); 
dirty is 1, 5, 15, 
2010-04-02_04:12:48.88690 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179198585.log); 
dirty is 1, 5, 15, 
2010-04-02_04:12:48.99689 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179421825.log); 
dirty is 1, 5, 7, 9, 15, 2010-04-02_04:12:49.01689 DEBUG - Not safe to delete 
commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179734722.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:12:49.04689 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179957332.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:12:49.05689 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180177252.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:12:49.16688 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180484668.log); 
dirty is 1, 9, 15, 
2010-04-02_04:12:49.21688 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180714597.log); 
dirty is 1, 6, 9, 12, 15, 16, 
2010-04-02_04:12:49.23688 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180931705.log); 
dirty is 1, 3, 5, 6, 9, 12, 14, 15, 16, 
2010-04-02_04:12:49.28688 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270181242081.log); 
dirty is 1, 3, 4, 5, 6, 9, 11, 12, 15, 16, 
2010-04-02_04:12:49.29688 DEBUG - Marking replay position 67674133 on commit 
log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270181459011.log)2010-04-02_04:14:33.32220
 INFO - Rollup4h has reached its threshold; switching in a fresh Memtable at 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181459011.log',
 position=117622522)
2010-04-02_04:14:33.33219 INFO - Enqueuing flush of 
Memtable(Rollup4h)@1686682813
2010-04-02_04:14:33.34219 INFO - Writing Memtable(Rollup4h)@1686682813
2010-04-02_04:14:36.60205 INFO - Completed flushing 
/var/lib/cassandra/data/MonitorApp/Rollup4h-2483-Data.db2010-04-02_04:14:36.60205
 DEBUG - discard completed log segments for 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181459011.log',
 position=117622522), column family 16. CFIDs are {system: 
TableMetadata({LocationInfo: 0, HintsColumnFamily: 1, }), MonitorApp: 
TableMetadata({AppCounter: 2, Rollup5m: 3, Rollup20m: 4, TextChangeLog: 5, 
Rollup12h: 6, CheckDetails: 7, TextArchive: 8, StatusArchive: 9,
 NumericArchive: 10, Rollup30m: 11, Rollup1d: 12, StatusChangeLog: 15, 
ChangeLog: 13, MetricSummary: 14, Rollup60m: 17, Rollup4h: 16, RollupBookeeper: 
18, }), }
2010-04-02_04:14:36.60205 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270083637654.log); 
dirty is 0, 2010-04-02_04:14:36.67204 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270159986913.log); 
dirty is 10, 2010-04-02_04:14:36.72204 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178196299.log); 
dirty is 1, 
2010-04-02_04:14:36.74204 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178421319.log); 
dirty is 1, 
2010-04-02_04:14:36.80204 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178736305.log); 
dirty is 1, 5, 15, 2010-04-02_04:14:36.83204 DEBUG - Not safe to delete commit 
log CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178971505.log); 
dirty is 1, 5, 15, 
2010-04-02_04:14:36.88204 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179198585.log); 
dirty is 1, 5, 15, 
2010-04-02_04:14:36.91203 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179421825.log); 
dirty is 1, 5, 7, 9, 15, 
2010-04-02_04:14:36.96203 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179734722.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:14:37.01203 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179957332.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:14:37.05203 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180177252.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:14:37.18202 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180484668.log); 
dirty is 1, 9, 15, 
2010-04-02_04:14:37.32202 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180714597.log); 
dirty is 1, 6, 9, 12, 15, 2010-04-02_04:14:37.35201 DEBUG - Not safe to delete 
commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180931705.log); 
dirty is 1, 3, 5, 6, 9, 12, 14, 15, 
2010-04-02_04:14:37.38201 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270181242081.log); 
dirty is 1, 3, 4, 5, 6, 9, 11, 12, 15, 
2010-04-02_04:14:37.40201 DEBUG - Marking replay position 117622522 on commit 
log CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270181459011.log)
2010-04-02_04:14:37.69200 INFO - Rollup12h has reached its threshold; switching 
in a fresh Memtable at 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181459011.log',
 position=130228458)
2010-04-02_04:14:37.70200 INFO - Enqueuing flush of 
Memtable(Rollup12h)@298933940
2010-04-02_04:14:37.70200 INFO - Writing Memtable(Rollup12h)@298933940
2010-04-02_04:14:39.40192 INFO - Creating new commitlog segment 
/var/lib/cassandra/commitlog/CommitLog-1270181679401.log
2010-04-02_04:14:39.44192 INFO - Rollup1d has reached its threshold; switching 
in a fresh Memtable at 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169)2010-04-02_04:14:39.45192 INFO - Enqueuing flush of 
Memtable(Rollup1d)@46303223
2010-04-02_04:14:40.10189 INFO - Completed flushing 
/var/lib/cassandra/data/MonitorApp/Rollup12h-2511-Data.db
2010-04-02_04:14:40.10189 INFO - Writing Memtable(Rollup1d)@46303223
2010-04-02_04:14:40.10189 DEBUG - discard completed log segments for 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181459011.log',
 position=130228458), column family 6. CFIDs are {system: T
ableMetadata({LocationInfo: 0, HintsColumnFamily: 1, }), MonitorApp: 
TableMetadata({AppCounter: 2, Rollup5m: 3, Rollup20m: 4, TextChangeLog: 5, 
Rollup12h: 6, CheckDetails: 7, TextArchive: 8, StatusArchive: 9, 
NumericArchive: 10, Rollup30m: 11, Rollup1d: 12, StatusChangeLog: 15, 
ChangeLog: 13, MetricSummary: 14, Rollup60m: 17, Rollup4h: 16, RollupBookeeper: 
18, }), }2010-04-02_04:14:40.10189 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270083637654.log); 
dirty is 0, 
2010-04-02_04:14:40.20189 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270159986913.log); 
dirty is 10, 
2010-04-02_04:14:40.25188 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178196299.log); 
dirty is 1, 
2010-04-02_04:14:40.27188 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178421319.log); 
dirty is 1, 
2010-04-02_04:14:40.30188 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178736305.log); 
dirty is 1, 5, 15, 
2010-04-02_04:14:40.40188 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270178971505.log); 
dirty is 1, 5, 15, 
2010-04-02_04:14:40.44187 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179198585.log); 
dirty is 1, 5, 15, 
2010-04-02_04:14:40.47187 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179421825.log); 
dirty is 1, 5, 7, 9, 15, 
2010-04-02_04:14:40.50187 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179734722.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:14:40.52187 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270179957332.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:14:40.54187 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180177252.log); 
dirty is 1, 5, 9, 15, 
2010-04-02_04:14:40.56187 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180484668.log); 
dirty is 1, 9, 15, 
2010-04-02_04:14:40.67186 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180714597.log); 
dirty is 1, 9, 12, 15, 
2010-04-02_04:14:40.68186 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270180931705.log); 
dirty is 1, 3, 5, 9, 12, 14, 15, 
2010-04-02_04:14:40.76186 DEBUG - Not safe to delete commit log 
CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270181242081.log); 
dirty is 1, 3, 4, 5, 9, 11, 12, 15, 
2010-04-02_04:14:40.76186 DEBUG - Marking replay position 130228458 on commit 
log CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1270181459011.log)
2010-04-02_04:14:43.51174 INFO - Completed flushing 
/var/lib/cassandra/data/MonitorApp/Rollup1d-2568-Data.db
2010-04-02_04:14:43.51174 DEBUG - discard completed log segments for 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169), column family 12. CFIDs are {system: 
TableMetadata({LocationInfo: 0, HintsColumnFamily: 1, }), MonitorApp: 
TableMetadata({AppCounter: 2, Rollup5m: 3, Rollup20m: 4, TextChangeLog: 5, 
Rollup12h: 6, CheckDetails: 7, TextArchive: 8, StatusArchive: 9, 
NumericArchive: 10, Rollup30m: 11, Rollup1d: 12, StatusChangeLog: 15, 
ChangeLog: 13, MetricSummary: 14, Rollup60m: 17, Rollup4h: 16, RollupBookeeper: 
18, }), }
2010-04-02_04:14:43.52174 ERROR - Error in executor futuretask
2010-04-02_04:14:43.52174 java.util.concurrent.ExecutionException: 
java.lang.RuntimeException: java.lang.RuntimeException: 
java.util.concurrent.ExecutionException: java.lang.AssertionError: discard 
called on obsolete context 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask.get(FutureTask.java:111)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.afterExecute(DebuggableThreadPoolExecutor.java:86)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1118)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
2010-04-02_04:14:43.52174       at java.lang.Thread.run(Thread.java:636)
2010-04-02_04:14:43.52174 Caused by: java.lang.RuntimeException: 
java.lang.RuntimeException: java.util.concurrent.ExecutionException: 
java.lang.AssertionError: discard called on obsolete context 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask.run(FutureTask.java:166)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
2010-04-02_04:14:43.52174       ... 2 more
2010-04-02_04:14:43.52174 Caused by: java.lang.RuntimeException: 
java.util.concurrent.ExecutionException: java.lang.AssertionError: discard 
called on obsolete context 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLog.discardCompletedSegments(CommitLog.java:358)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.ColumnFamilyStore$1.runMayThrow(ColumnFamilyStore.java:371)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
2010-04-02_04:14:43.52174       ... 6 more
2010-04-02_04:14:43.52174 Caused by: java.util.concurrent.ExecutionException: 
java.lang.AssertionError: discard called on obsolete context 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask.get(FutureTask.java:111)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLog.discardCompletedSegments(CommitLog.java:350)
2010-04-02_04:14:43.52174       ... 8 more
2010-04-02_04:14:43.52174 Caused by: java.lang.AssertionError: discard called 
on obsolete context 
CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1270181679401.log',
 position=169)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLog.discardCompletedSegmentsInternal(CommitLog.java:378)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLog.access$300(CommitLog.java:72)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLog$6.call(CommitLog.java:344)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
2010-04-02_04:14:43.52174       at 
java.util.concurrent.FutureTask.run(FutureTask.java:166)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLogExecutorService.process(CommitLogExecutorService.java:113)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLogExecutorService.access$200(CommitLogExecutorService.java:35)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.db.commitlog.CommitLogExecutorService$1.runMayThrow(CommitLogExecutorService.java:67)
2010-04-02_04:14:43.52174       at 
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
2010-04-02_04:14:43.52174       ... 1 more


> Discard Commitlog Exception
> ---------------------------
>
>                 Key: CASSANDRA-936
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-936
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>            Reporter: Dan Di Spaltro
>             Fix For: 0.6.1
>
>
> 2010-03-30_21:19:02.31041 java.util.concurrent.ExecutionException: 
> java.lang.RuntimeException: java.lang.RuntimeException: 
> java.util.concurrent.ExecutionException: java.lang.AssertionError: discard 
> called on obsolete context 
> CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1269983937410.log',
>  position=8780)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask.get(FutureTask.java:111)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.afterExecute(DebuggableThreadPoolExecutor.java:86)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1118)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> 2010-03-30_21:19:02.31041     at java.lang.Thread.run(Thread.java:636)
> 2010-03-30_21:19:02.31041 Caused by: java.lang.RuntimeException: 
> java.lang.RuntimeException: java.util.concurrent.ExecutionException: 
> java.lang.AssertionError: discard called on obsolete context 
> CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1269983937410.log',
>  position=8780)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask.run(FutureTask.java:166)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> 2010-03-30_21:19:02.31041     ... 2 more
> 2010-03-30_21:19:02.31041 Caused by: java.lang.RuntimeException: 
> java.util.concurrent.ExecutionException: java.lang.AssertionError: discard 
> called on obsolete context 
> CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1269983937410.log',
>  position=8780)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLog.discardCompletedSegments(CommitLog.java:358)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.ColumnFamilyStore$1.runMayThrow(ColumnFamilyStore.java:371)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
> 2010-03-30_21:19:02.31041     ... 6 more
> 2010-03-30_21:19:02.31041 Caused by: java.util.concurrent.ExecutionException: 
> java.lang.AssertionError: discard called on obsolete context 
> CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1269983937410.log',
>  position=8780)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask.get(FutureTask.java:111)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLog.discardCompletedSegments(CommitLog.java:350)
> 2010-03-30_21:19:02.31041     ... 8 more
> 2010-03-30_21:19:02.31041 Caused by: java.lang.AssertionError: discard called 
> on obsolete context 
> CommitLogContext(file='/var/lib/cassandra/commitlog/CommitLog-1269983937410.log',
>  position=8780)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLog.discardCompletedSegmentsInternal(CommitLog.java:378)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLog.access$300(CommitLog.java:72)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLog$6.call(CommitLog.java:344)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> 2010-03-30_21:19:02.31041     at 
> java.util.concurrent.FutureTask.run(FutureTask.java:166)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLogExecutorService.process(CommitLogExecutorService.java:113)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLogExecutorService.access$200(CommitLogExecutorService.java:35)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.db.commitlog.CommitLogExecutorService$1.runMayThrow(CommitLogExecutorService.java:67)
> 2010-03-30_21:19:02.31041     at 
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
> 2010-03-30_21:19:02.31041     ... 1 more

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