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From Ramesh Natarajan <rames...@gmail.com>
Subject Re: Cassandra 1.0: Exception in compaction
Date Fri, 21 Oct 2011 14:34:05 GMT
i am using size based compaction ( the default one ). Also this is on linux.

thanks
Ramesh

On Fri, Oct 21, 2011 at 4:25 AM, Sylvain Lebresne <sylvain@datastax.com> wrote:
> I believe this is the same as
> https://issues.apache.org/jira/browse/CASSANDRA-3306.
>
> The initial reporter only got this exception with leveled compaction,
> is it what you are
> using too (to help narrow it down)? Also, are you using windows by any chance?
>
> --
> Sylvain
>
>
> On Thu, Oct 20, 2011 at 9:04 PM, Ramesh Natarajan <ramesh25@gmail.com> wrote:
>> We are running a 8 node cassandra 1.0 cluster. We are seeing this
>> exception quite often. Any idea how to debug this issue?
>>
>>
>> java.lang.IllegalArgumentException: Illegal Capacity: -2
>>        at java.util.ArrayList.<init>(ArrayList.java:110)
>>        at org.apache.cassandra.db.DataTracker$View.newSSTables(DataTracker.java:573)
>>        at org.apache.cassandra.db.DataTracker$View.replace(DataTracker.java:546)
>>        at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:268)
>>        at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
>>        at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
>>        at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
>>        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>        at java.lang.Thread.run(Thread.java:662)
>>
>>
>>
>> few lines before this error
>>
>>  INFO [FlushWriter:222] 2011-10-20 10:52:25,885 Memtable.java (line
>> 237) Writing Memtable-participants@1907757288(6777526/153164388
>> serialized/live bytes, 199339 ops)
>>  INFO [COMMIT-LOG-WRITER] 2011-10-20 10:52:25,886 CommitLog.java (line
>> 488) Discarding obsolete commit
>> log:CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1319115938691.log)
>>  INFO [COMMIT-LOG-WRITER] 2011-10-20 10:52:25,886 CommitLog.java (line
>> 488) Discarding obsolete commit
>> log:CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1319122061956.log)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:26,865 Memtable.java (line
>> 273) Completed flushing
>> /var/lib/cassandra/data/MSA/participants-h-87-Data.db (14695382 bytes)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:26,866 Memtable.java (line
>> 237) Writing Memtable-modseq@1745889706(13206/311769 serialized/live
>> bytes, 426 ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:26,896 Memtable.java (line
>> 273) Completed flushing
>> /var/lib/cassandra/data/MSA/modseq-h-262-Data.db (38646 bytes)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:26,897 Memtable.java (line
>> 237) Writing Memtable-msgid@2099219781(3571249/77183008
>> serialized/live bytes, 109823 ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:27,497 Memtable.java (line
>> 273) Completed flushing /var/lib/cassandra/data/MSA/msgid-h-47-Data.db
>> (8125165 bytes)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:27,498 Memtable.java (line
>> 237) Writing Memtable-uid@578022704(43734344/317200563 serialized/live
>> bytes, 611301 ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:29,802 Memtable.java (line
>> 273) Completed flushing /var/lib/cassandra/data/MSA/uid-h-291-Data.db
>> (48225128 bytes)
>>  INFO [COMMIT-LOG-WRITER] 2011-10-20 10:52:29,804 CommitLog.java (line
>> 488) Discarding obsolete commit
>> log:CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1319125356477.log)
>>  INFO [COMMIT-LOG-WRITER] 2011-10-20 10:52:29,804 CommitLog.java (line
>> 488) Discarding obsolete commit
>> log:CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1319125683351.log)
>>  INFO [MutationStage:88] 2011-10-20 10:52:29,905
>> ColumnFamilyStore.java (line 664) Enqueuing flush of
>> Memtable-modseq@339630706(155217/3664394 serialized/live bytes, 5007
>> ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:29,905 Memtable.java (line
>> 237) Writing Memtable-modseq@339630706(155217/3664394 serialized/live
>> bytes, 5007 ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:30,216 Memtable.java (line
>> 273) Completed flushing
>> /var/lib/cassandra/data/MSA/modseq-h-263-Data.db (450477 bytes)
>> ERROR [CompactionExecutor:538] 2011-10-20 10:52:36,132
>> AbstractCassandraDaemon.java (line 133) Fatal exception in thread
>> Thread[CompactionExecutor:538,1,main]
>>
>>
>>
>> Another one
>>
>>
>>
>>  INFO [FlushWriter:222] 2011-10-20 10:52:39,623 Memtable.java (line
>> 237) Writing Memtable-uid@2018688194(79740/578345 serialized/live
>> bytes, 1111 ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:39,777 Memtable.java (line
>> 273) Completed flushing /var/lib/cassandra/data/MSA/uid-h-295-Data.db
>> (142584 bytes)
>>  INFO [CompactionExecutor:544] 2011-10-20 10:52:39,778
>> CompactionTask.java (line 119) Compacting
>> [SSTableReader(path='/var/lib/cassandra/data/MSA/uid-h-295-Data.db'),
>> SSTableReader(path='/var/lib/cassandra/data/MSA/uid-h-294-Data.db')]
>> ERROR [CompactionExecutor:544] 2011-10-20 10:52:39,935
>> AbstractCassandraDaemon.java (line 133) Fatal exception in thread
>> Thread[CompactionExecutor:544,1,main]
>> java.lang.AssertionError
>>        at org.apache.cassandra.db.DataTracker$View.newSSTables(DataTracker.java:580)
>>        at org.apache.cassandra.db.DataTracker$View.replace(DataTracker.java:546)
>>        at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:268)
>>        at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
>>        at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
>>        at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
>>        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>        at java.lang.Thread.run(Thread.java:662)
>>  INFO [MutationStage:89] 2011-10-20 10:52:46,599
>> ColumnFamilyStore.java (line 664) Enqueuing flush of
>> Memtable-msgid@917568062(85287/1843250 serialized/live bytes, 2624
>> ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:46,600 Memtable.java (line
>> 237) Writing Memtable-msgid@917568062(85287/1843250 serialized/live
>> bytes, 2624 ops)
>>
>>
>>
>>
>>  INFO [COMMIT-LOG-WRITER] 2011-10-20 10:52:47,057 CommitLog.java (line
>> 488) Discarding obsolete commit
>> log:CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1319125959143.log)
>>  INFO [CompactionExecutor:544] 2011-10-20 10:52:47,058
>> CompactionTask.java (line 119) Compacting
>> [SSTableReader(path='/var/lib/cassandra/data/MSA/uid-h-295-Data.db'),
>> SSTableReader(path='/var/lib/cassandra/data/MSA/uid-h-298-Data.db')]
>>  INFO [CompactionExecutor:544] 2011-10-20 10:52:47,552
>> CompactionTask.java (line 222) Compacted to
>> [/var/lib/cassandra/data/MSA/uid-h-299-Data.db,].  1,849,016 to
>> 1,842,872 (~99% of original) bytes for 13,592 keys at 3.557692MBPS.
>> Time: 494ms.
>> ERROR [CompactionExecutor:539] 2011-10-20 10:52:49,901
>> AbstractCassandraDaemon.java (line 133) Fatal exception in thread
>> Thread[CompactionExecutor:539,1,main]
>> java.lang.AssertionError
>>        at org.apache.cassandra.db.DataTracker$View.newSSTables(DataTracker.java:580)
>>        at org.apache.cassandra.db.DataTracker$View.replace(DataTracker.java:546)
>>        at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:268)
>>        at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
>>        at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
>>        at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
>>        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>        at java.lang.Thread.run(Thread.java:662)
>> ERROR [CompactionExecutor:542] 2011-10-20 10:52:51,983
>> AbstractCassandraDaemon.java (line 133) Fatal exception in thread
>> Thread[CompactionExecutor:542,1,main]
>> java.lang.IllegalArgumentException: Illegal Capacity: -3
>>        at java.util.ArrayList.<init>(ArrayList.java:110)
>>        at org.apache.cassandra.db.DataTracker$View.newSSTables(DataTracker.java:573)
>>        at org.apache.cassandra.db.DataTracker$View.replace(DataTracker.java:546)
>>        at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:268)
>>        at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
>>        at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
>>        at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
>>        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>        at java.lang.Thread.run(Thread.java:662)
>>  INFO [CompactionExecutor:540] 2011-10-20 10:52:53,618
>> CompactionTask.java (line 222) Compacted to
>> [/var/lib/cassandra/data/MSA/participants-h-89-Data.db,].  73,285,308
>> to 54,342,740 (~74% of original) bytes for 223,836 keys at
>> 3.594734MBPS.  Time: 14,417ms.
>>  INFO [MutationStage:75] 2011-10-20 10:52:53,877
>> ColumnFamilyStore.java (line 664) Enqueuing flush of
>> Memtable-participants@1814149120(143888/3251705 serialized/live bytes,
>> 4232 ops)
>>  INFO [FlushWriter:222] 2011-10-20 10:52:53,878 Memtable.java (line
>> 237) Writing Memtable-participants@1814149120(143888/3251705
>> serialized/live bytes, 4232 ops)
>>
>>
>>
>>  INFO [CompactionExecutor:542] 2011-10-20 10:52:54,313
>> CompactionTask.java (line 119) Compacting
>> [SSTableReader(path='/var/lib/cassandra/data/MSA/participants-h-93-Data.db'),
>> SSTableReader(path='/var/lib/cassandra/data/MSA/participants-h-90-Data.db'),
>> SSTableReader(path='/var/lib/cassandra/data/MSA/participants-h-92-Data.db'),
>> SSTableReader(path='/var/lib/cassandra/data/MSA/participants-h-94-Data.db')]
>> ERROR [CompactionExecutor:542] 2011-10-20 10:52:54,532
>> AbstractCassandraDaemon.java (line 133) Fatal exception in thread
>> Thread[CompactionExecutor:542,1,main]
>> java.lang.IllegalArgumentException: Illegal Capacity: -2
>>        at java.util.ArrayList.<init>(ArrayList.java:110)
>>        at org.apache.cassandra.db.DataTracker$View.newSSTables(DataTracker.java:573)
>>        at org.apache.cassandra.db.DataTracker$View.replace(DataTracker.java:546)
>>        at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:268)
>>        at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
>>        at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
>>        at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
>>        at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
>>        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>        at java.lang.Thread.run(Thread.java:662)
>>  INFO [CompactionExecutor:539] 2011-10-20 10:52:54,787
>> CompactionTask.java (line 222) Compacted to
>> [/var/lib/cassandra/data/MSA/uid-h-303-Data.db,].  3,479,848 to
>> 3,418,524 (~98% of original) bytes for 24,789 keys at 5.388692MBPS.
>> Time: 605ms.
>>  INFO [CompactionExecutor:541] 2011-10-20 10:52:54,806
>> CompactionTask.java (line 222) Compacted to
>> [/var/lib/cassandra/data/MSA/modseq-h-268-Data.db,].  4,467,791 to
>> 4,227,199 (~94% of original) bytes for 43,572 keys at 5.389534MBPS.
>> Time: 748ms.
>>
>>
>> thanks
>> Ramesh
>>
>

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