incubator-cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Gary Dusbabek <gdusba...@gmail.com>
Subject Re: AssertionError: DecoratedKey(...) != DecoratedKey(...)
Date Thu, 15 Apr 2010 13:20:05 GMT
No data corruption.  There was a bug in the way that the index was
scanned that was manifesting itself when when the index got bigger
than 2GB.

Gary.


On Thu, Apr 15, 2010 at 08:03, Ran Tavory <rantav@gmail.com> wrote:
> yes, this looks like the same issue, thanks Gary.
> Other than seeing the errors in the log I haven't seen any other
> irregularities. (maybe there are, but they haven't surfaced). Does this
> assertion mean data corruption or something else that's worth waiting to
> 0.6.1 for?
>
> On Thu, Apr 15, 2010 at 2:00 PM, Gary Dusbabek <gdusbabek@gmail.com> wrote:
>>
>> Ran,
>>
>> It looks like you're seeing
>> https://issues.apache.org/jira/browse/CASSANDRA-866.  It's fixed in
>> 0.6.1.
>>
>> Gary
>>
>> On Thu, Apr 15, 2010 at 04:06, Ran Tavory <rantav@gmail.com> wrote:
>> > When restarting one of the nodes in my cluster I found this error in the
>> > log. What does this mean?
>> >
>> >  INFO [GC inspection] 2010-04-15 05:03:04,898 GCInspector.java (line
>> > 110) GC
>> > for ConcurrentMarkSweep: 712 ms, 11149016 reclaimed leaving 442336680
>> > used;
>> > max is 4432068608
>> > ERROR [HINTED-HANDOFF-POOL:1] 2010-04-15 05:03:17,948
>> > DebuggableThreadPoolExecutor.java (line 94) Error in executor futuretask
>> > java.util.concurrent.ExecutionException: java.lang.AssertionError:
>> > DecoratedKey(163143070370570938845670096830182058073,
>> > 1K2i35+B8RuuRDP7Gwz3Xw==) !=
>> > DecoratedKey(163143368384879375649994309361429628039,
>> > 4k54mGvj7JoT5rBH68K+9A==) in
>> > /outbrain/cassandra/data/outbrain/DocumentMapping-305-Data.db
>> >         at
>> > java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
>> >         at java.util.concurrent.FutureTask.get(FutureTask.java:83)
>> >         at
>> >
>> > org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.afterExecute(DebuggableThreadPoolExecutor.java:86)
>> >         at
>> >
>> > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:888)
>> >         at
>> >
>> > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>> >         at java.lang.Thread.run(Thread.java:619)
>> > Caused by: java.lang.AssertionError:
>> > DecoratedKey(163143070370570938845670096830182058073,
>> > 1K2i35+B8RuuRDP7Gwz3Xw==) !=
>> > DecoratedKey(163143368384879375649994309361429628039,
>> > 4k54mGvj7JoT5rBH68K+9A==) in
>> > /outbrain/cassandra/data/outbrain/DocumentMapping-305-Data.db
>> >         at
>> >
>> > org.apache.cassandra.db.filter.SSTableSliceIterator$ColumnGroupReader.<init>(SSTableSliceIterator.java:127)
>> >         at
>> >
>> > org.apache.cassandra.db.filter.SSTableSliceIterator.<init>(SSTableSliceIterator.java:59)
>> >         at
>> >
>> > org.apache.cassandra.db.filter.SliceQueryFilter.getSSTableColumnIterator(SliceQueryFilter.java:63)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:830)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:750)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:719)
>> >         at
>> >
>> > org.apache.cassandra.db.HintedHandOffManager.sendMessage(HintedHandOffManager.java:122)
>> >         at
>> >
>> > org.apache.cassandra.db.HintedHandOffManager.deliverHintsToEndpoint(HintedHandOffManager.java:250)
>> >         at
>> >
>> > org.apache.cassandra.db.HintedHandOffManager.access$100(HintedHandOffManager.java:80)
>> >         at
>> >
>> > org.apache.cassandra.db.HintedHandOffManager$2.runMayThrow(HintedHandOffManager.java:280)
>> >         at
>> > org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>> >         at
>> > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
>> >         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
>> >
>
>

Mime
View raw message