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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: 0.7.4 Bad sstables?
Date Tue, 26 Apr 2011 04:30:01 GMT
No. You'll need to run scrub.

On Mon, Apr 25, 2011 at 11:19 PM, Sanjeev Kulkarni
<sanjeev@locomatix.com> wrote:
> Hi,
> Thanks for pointing out the fix. My followup question is if I install 0.7.5
> will the problem go away with the current data?
> Thanks!
> On Mon, Apr 25, 2011 at 8:25 PM, Jonathan Ellis <jbellis@gmail.com> wrote:
>>
>> Ah...  could be https://issues.apache.org/jira/browse/CASSANDRA-2349
>> (fixed for 0.7.5)
>>
>> On Mon, Apr 25, 2011 at 9:47 PM, Sanjeev Kulkarni <sanjeev@locomatix.com>
>> wrote:
>> > The only other interesting information is that the columns of these rows
>> > all
>> > had some ttl attached to them. Not sure if that matters.
>> > Thanks!
>> >
>> > On Mon, Apr 25, 2011 at 5:27 PM, Terje Marthinussen
>> > <tmarthinussen@gmail.com> wrote:
>> >>
>> >> First column in the row has offset in the file of 190226525, last valid
>> >> column is at 380293592, about 181MB from first column to last.
>> >> in_memory_compaction_limit was 128MB, so almost certainly above the
>> >> limit.
>> >> Terje
>> >>
>> >> On Tue, Apr 26, 2011 at 8:53 AM, Terje Marthinussen
>> >> <tmarthinussen@gmail.com> wrote:
>> >>>
>> >>> In my case, probably yes. From thw rows I have looked at, I think I
>> >>> have
>> >>> only seen this on rows with 1 million plus columns/supercolumns.
>> >>>
>> >>> May very well been larger than in memory limit. I think the compacted
>> >>> row
>> >>> I looked closer at was about 200MB and the in memory limit may have
>> >>> been
>> >>> 256MB.
>> >>>
>> >>> I will see if we still got files around to verify.
>> >>>
>> >>> Regards,
>> >>> Terje
>> >>>
>> >>> On 26 Apr 2011, at 02:08, Jonathan Ellis <jbellis@gmail.com> wrote:
>> >>>
>> >>> > Was it on a "large" row?  (> in_memory_compaction_limit?)
>> >>> >
>> >>> > I'm starting to suspect that LazilyCompactedRow is computing row
>> >>> > size
>> >>> > incorrectly in some cases.
>> >>> >
>> >>> > On Mon, Apr 25, 2011 at 11:47 AM, Terje Marthinussen
>> >>> > <tmarthinussen@gmail.com> wrote:
>> >>> >> I have been hunting similar looking corruptions, especially
in the
>> >>> >> hints
>> >>> >> column family, but I believe it occurs somewhere while  compacting.
>> >>> >> I looked in greater detail on one sstable and the row length
was
>> >>> >> longer than
>> >>> >> the actual data in the row, and as far as I could see, either
the
>> >>> >> length was
>> >>> >> wrong or the row was missing data as there was was no extra
data in
>> >>> >> the row
>> >>> >> after the last column.
>> >>> >> This was however on a somewhat aging dataset, so suspected
it could
>> >>> >> be
>> >>> >> related to 2376.
>> >>> >>
>> >>> >> Playing around with 0.8 at the moment and not seen it there
yet....
>> >>> >> (bet it
>> >>> >> will show up tomorrow once I wrote that.. :))
>> >>> >> Terje
>> >>> >>
>> >>> >> On Tue, Apr 26, 2011 at 12:44 AM, Sanjeev Kulkarni
>> >>> >> <sanjeev@locomatix.com>
>> >>> >> wrote:
>> >>> >>>
>> >>> >>> Hi Sylvain,
>> >>> >>> I started it from 0.7.4 with the patch 2376. No upgrade.
>> >>> >>> Thanks!
>> >>> >>>
>> >>> >>> On Mon, Apr 25, 2011 at 7:48 AM, Sylvain Lebresne
>> >>> >>> <sylvain@datastax.com>
>> >>> >>> wrote:
>> >>> >>>>
>> >>> >>>> Hi Sanjeev,
>> >>> >>>>
>> >>> >>>> What's the story of the cluster ? Did you started with
0.7.4, or
>> >>> >>>> is
>> >>> >>>> it
>> >>> >>>> upgraded from
>> >>> >>>> some earlier version ?
>> >>> >>>>
>> >>> >>>> On Mon, Apr 25, 2011 at 5:54 AM, Sanjeev Kulkarni
>> >>> >>>> <sanjeev@locomatix.com>
>> >>> >>>> wrote:
>> >>> >>>>> Hey guys,
>> >>> >>>>> Running a one node cassandra server with version
0.7.4 patched
>> >>> >>>>> with https://issues.apache.org/jira/browse/CASSANDRA-2376
>> >>> >>>>> The system was running fine for a couple of days
when we started
>> >>> >>>>> noticing
>> >>> >>>>> something strange with cassandra. I stopped all
applications and
>> >>> >>>>> restarted
>> >>> >>>>> cassandra. And then did a scrub. During scrub,
I noticed these
>> >>> >>>>> in
>> >>> >>>>> the
>> >>> >>>>> logs
>> >>> >>>>> WARN [CompactionExecutor:1] 2011-04-24 23:37:07,561
>> >>> >>>>> CompactionManager.java
>> >>> >>>>> (line 607) Non-fatal error reading row (stacktrace
follows)
>> >>> >>>>> java.io.IOError: java.io.IOException: Impossible
row size
>> >>> >>>>> 1516029079813320210
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.doScrub(CompactionManager.java:589)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.access$600(CompactionManager.java:56)
>> >>> >>>>>        at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager$3.call(CompactionManager.java:195)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>> java.util.concurrent.FutureTask$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)
>> >>> >>>>> Caused by: java.io.IOException: Impossible row
size
>> >>> >>>>> 1516029079813320210
>> >>> >>>>>    ... 8 more
>> >>> >>>>>  INFO [CompactionExecutor:1] 2011-04-24 23:37:07,640
>> >>> >>>>> CompactionManager.java
>> >>> >>>>> (line 613) Retrying from row index; data is -1768177699
bytes
>> >>> >>>>> starting
>> >>> >>>>> at
>> >>> >>>>> 2626524914
>> >>> >>>>>  WARN [CompactionExecutor:1] 2011-04-24 23:37:07,641
>> >>> >>>>> CompactionManager.java
>> >>> >>>>> (line 633) Retry failed too.  Skipping to next
row (retry's
>> >>> >>>>> stacktrace
>> >>> >>>>> follows)
>> >>> >>>>> java.io.IOError: java.io.EOFException: bloom filter
claims to be
>> >>> >>>>> 1868982636
>> >>> >>>>> bytes, longer than entire row size -1768177699
       at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.sstable.SSTableIdentityIterator.<init>(SSTableIdentityIterator.java:117)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.doScrub(CompactionManager.java:618)
>> >>> >>>>>        at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.access$600(CompactionManager.java:56)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager$3.call(CompactionManager.java:195)
>> >>> >>>>>        at
>> >>> >>>>>
>> >>> >>>>> java.util.concurrent.FutureTask$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)
>> >>> >>>>> Caused by: java.io.EOFException: bloom filter claims
to be
>> >>> >>>>> 1868982636
>> >>> >>>>> bytes,
>> >>> >>>>> longer than entire row size -1768177699      
 at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.sstable.IndexHelper.defreezeBloomFilter(IndexHelper.java:116)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.sstable.SSTableIdentityIterator.<init>(SSTableIdentityIterator.java:87)
>> >>> >>>>>        ... 8 more
>> >>> >>>>> WARN [CompactionExecutor:1] 2011-04-24 23:37:16,545
>> >>> >>>>> CompactionManager.java
>> >>> >>>>> (line 607) Non-fatal error reading row (stacktrace
follows)
>> >>> >>>>> java.io.IOError: java.io.EOFException
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.sstable.SSTableIdentityIterator.next(SSTableIdentityIterator.java:144)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.sstable.SSTableIdentityIterator.next(SSTableIdentityIterator.java:40)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.commons.collections.iterators.CollatingIterator.set(CollatingIterator.java:284)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.commons.collections.iterators.CollatingIterator.least(CollatingIterator.java:326)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.commons.collections.iterators.CollatingIterator.next(CollatingIterator.java:230)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.ReducingIterator.computeNext(ReducingIterator.java:68)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:136)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:131)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.Iterators$7.computeNext(Iterators.java:604)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:136)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:131)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnIndexer.serializeInternal(ColumnIndexer.java:76)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnIndexer.serialize(ColumnIndexer.java:50)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.LazilyCompactedRow.<init>(LazilyCompactedRow.java:90)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.getCompactedRow(CompactionManager.java:778)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.doScrub(CompactionManager.java:591)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager.access$600(CompactionManager.java:56)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.CompactionManager$3.call(CompactionManager.java:195)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>> java.util.concurrent.FutureTask$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)
>> >>> >>>>> Caused by: java.io.EOFException
>> >>> >>>>>         at
>> >>> >>>>> java.io.RandomAccessFile.readFully(RandomAccessFile.java:383)
>> >>> >>>>>         at
>> >>> >>>>> java.io.RandomAccessFile.readFully(RandomAccessFile.java:361)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.util.BufferedRandomAccessFile.readBytes(BufferedRandomAccessFile.java:270)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.ByteBufferUtil.read(ByteBufferUtil.java:317)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.ByteBufferUtil.readWithLength(ByteBufferUtil.java:273)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:94)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:35)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.sstable.SSTableIdentityIterator.next(SSTableIdentityIterator.java:140)
>> >>> >>>>>         ... 22 more
>> >>> >>>>>  INFO [CompactionExecutor:1] 2011-04-24 23:37:16,561
>> >>> >>>>> CompactionManager.java
>> >>> >>>>> (line 613) Retrying from row index; data is 78540539
bytes
>> >>> >>>>> starting
>> >>> >>>>> at
>> >>> >>>>> 2229643127
>> >>> >>>>>
>> >>> >>>>> And then when i restarted the readers, i get the
following crash
>> >>> >>>>> ERROR [ReadStage:24] 2011-04-24 23:43:05,658
>> >>> >>>>> AbstractCassandraDaemon.java
>> >>> >>>>> (line 112) Fatal exception in thread Thread[ReadStage:24,5,main]
>> >>> >>>>> java.lang.AssertionError: mmap segment underflow;
remaining is
>> >>> >>>>> 791462117 but
>> >>> >>>>> 1970433058 requested
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.io.util.MappedFileDataInput.readBytes(MappedFileDataInput.java:119)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.ByteBufferUtil.read(ByteBufferUtil.java:317)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.ByteBufferUtil.readWithLength(ByteBufferUtil.java:273)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:94)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:35)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.columniterator.IndexedSliceReader$IndexedBlockFetcher.getNextBlock(IndexedSliceReader.java:181)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.columniterator.IndexedSliceReader.computeNext(IndexedSliceReader.java:121)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.columniterator.IndexedSliceReader.computeNext(IndexedSliceReader.java:49)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:136)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:131)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.columniterator.SSTableSliceIterator.hasNext(SSTableSliceIterator.java:108)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.commons.collections.iterators.CollatingIterator.set(CollatingIterator.java:283)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.commons.collections.iterators.CollatingIterator.least(CollatingIterator.java:326)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.commons.collections.iterators.CollatingIterator.next(CollatingIterator.java:230)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.ReducingIterator.computeNext(ReducingIterator.java:68)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:136)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:131)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.filter.SliceQueryFilter.collectReducedColumns(SliceQueryFilter.java:116)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.filter.QueryFilter.collectCollatedColumns(QueryFilter.java:130)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1368)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1245)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1173)
>> >>> >>>>>         at org.apache.cassandra.db.Table.getRow(Table.java:333)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.db.SliceFromReadCommand.getRow(SliceFromReadCommand.java:63)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:453)
>> >>> >>>>>         at
>> >>> >>>>>
>> >>> >>>>>
>> >>> >>>>> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>> >>> >>>>>         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)
>> >>> >>>>>
>> >>> >>>>> Any ideas?
>> >>> >>>>> Thanks!
>> >>> >>>
>> >>> >>
>> >>> >>
>> >>> >
>> >>> >
>> >>> >
>> >>> > --
>> >>> > Jonathan Ellis
>> >>> > Project Chair, Apache Cassandra
>> >>> > co-founder of DataStax, the source for professional Cassandra
>> >>> > support
>> >>> > http://www.datastax.com
>> >>
>> >
>> >
>>
>>
>>
>> --
>> Jonathan Ellis
>> Project Chair, Apache Cassandra
>> co-founder of DataStax, the source for professional Cassandra support
>> http://www.datastax.com
>
>



-- 
Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support
http://www.datastax.com

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