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From "Benedict (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-10579) IndexOutOfBoundsException during memtable flushing at startup (with offheap_objects)
Date Mon, 02 Nov 2015 19:01:27 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-10579?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14985766#comment-14985766
] 

Benedict commented on CASSANDRA-10579:
--------------------------------------

Thanks. Committed as 986a1a769437bf1e47248e257772a074c27bac92

> IndexOutOfBoundsException during memtable flushing at startup (with offheap_objects)
> ------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-10579
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-10579
>             Project: Cassandra
>          Issue Type: Bug
>         Environment: 2.1.10 on linux
>            Reporter: Jeff Griffith
>            Assignee: Benedict
>             Fix For: 2.1.x
>
>
> Sometimes we have problems at startup where memtable flushes with an index out of bounds
exception as seen below. Cassandra is then dead in the water until we track down the corresponding
commit log via the segment ID and remove it:
> {code}
> INFO  [main] 2015-10-23 14:43:36,440 CommitLogReplayer.java:267 - Replaying /home/y/var/cassandra/commitlog/CommitLog-4-1445474832692.log
> INFO  [main] 2015-10-23 14:43:36,440 CommitLogReplayer.java:270 - Replaying /home/y/var/cassandra/commitlog/CommitLog-4-1445474832692.log
(CL version 4, messaging version 8)
> INFO  [main] 2015-10-23 14:43:36,594 CommitLogReplayer.java:478 - Finished reading /home/y/var/cassandra/commitlog/CommitLog-4-1445474832692.log
> INFO  [main] 2015-10-23 14:43:36,594 CommitLogReplayer.java:267 - Replaying /home/y/var/cassandra/commitlog/CommitLog-4-1445474832693.log
> INFO  [main] 2015-10-23 14:43:36,595 CommitLogReplayer.java:270 - Replaying /home/y/var/cassandra/commitlog/CommitLog-4-1445474832693.log
(CL version 4, messaging version 8)
> INFO  [main] 2015-10-23 14:43:36,699 CommitLogReplayer.java:478 - Finished reading /home/y/var/cassandra/commitlog/CommitLog-4-1445474832693.log
> INFO  [main] 2015-10-23 14:43:36,699 CommitLogReplayer.java:267 - Replaying /home/y/var/cassandra/commitlog/CommitLog-4-1445474832694.log
> INFO  [main] 2015-10-23 14:43:36,699 CommitLogReplayer.java:270 - Replaying /home/y/var/cassandra/commitlog/CommitLog-4-1445474832694.log
(CL version 4, messaging version 8)
> WARN  [SharedPool-Worker-5] 2015-10-23 14:43:36,747 AbstractTracingAwareExecutorService.java:169
- Uncaught exception on thread Thread[SharedPool-Worker-5,5,main]: {}
> java.lang.ArrayIndexOutOfBoundsException: 6
>         at org.apache.cassandra.db.AbstractNativeCell.nametype(AbstractNativeCell.java:204)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.AbstractNativeCell.isStatic(AbstractNativeCell.java:199)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.composites.AbstractCType.compare(AbstractCType.java:166)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.composites.AbstractCellNameType$1.compare(AbstractCellNameType.java:61)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.composites.AbstractCellNameType$1.compare(AbstractCellNameType.java:58)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.utils.btree.BTree.find(BTree.java:277) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.utils.btree.NodeBuilder.update(NodeBuilder.java:154)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.utils.btree.Builder.update(Builder.java:74) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.utils.btree.BTree.update(BTree.java:186) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.AtomicBTreeColumns.addAllWithSizeDelta(AtomicBTreeColumns.java:225)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.Memtable.put(Memtable.java:210) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.ColumnFamilyStore.apply(ColumnFamilyStore.java:1225)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:396) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:359) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.db.commitlog.CommitLogReplayer$1.runMayThrow(CommitLogReplayer.java:455)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) ~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_31]
>         at org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164)
~[apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) [apache-cassandra-2.1.10.jar:2.1.10-SNAPSHOT]
>         at java.lang.Thread.run(Thread.java:745) [na:1.8.0_31]
> {code}



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