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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: Runtime exception
Date Tue, 25 Oct 2011 19:05:23 GMT
Can you file a bug report on https://issues.apache.org/jira/browse/CASSANDRA ?

On Tue, Oct 25, 2011 at 1:27 PM, Andy Stec <andystec@gmail.com> wrote:
> Hi Jonathan,
>
> We're using thrift interface with C++.
>
> Andy
>
> On Tue, Oct 25, 2011 at 12:47 PM, Jonathan Ellis <jbellis@gmail.com> wrote:
>>
>> Are you using the StorageProxy API directly?
>>
>> On Tue, Oct 25, 2011 at 12:39 PM, Andy Stec <andystec@gmail.com> wrote:
>> > We're using version 1.0.  The following exception shows up in the system
>> > log
>> > periodically.  What might be causing this exception?  Attached is the
>> > full
>> > system.log.
>> >
>> > Thanks,
>> >
>> > Andy
>> >
>> >
>> > ERROR [ReadStage:1761] 2011-10-25 12:17:16,088
>> > AbstractCassandraDaemon.java
>> > (line 133) Fatal exception in thread Thread[ReadStage:1761,5,main]
>> > java.lang.RuntimeException: error reading 5 of 5
>> >         at
>> >
>> > org.apache.cassandra.db.columniterator.SimpleSliceReader.computeNext(SimpleSliceReader.java:83)
>> >         at
>> >
>> > org.apache.cassandra.db.columniterator.SimpleSliceReader.computeNext(SimpleSliceReader.java:40)
>> >         at
>> >
>> > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:140)
>> >         at
>> >
>> > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:135)
>> >         at
>> >
>> > org.apache.cassandra.db.columniterator.SSTableSliceIterator.hasNext(SSTableSliceIterator.java:107)
>> >         at
>> >
>> > org.apache.cassandra.utils.MergeIterator$Candidate.advance(MergeIterator.java:145)
>> >         at
>> >
>> > org.apache.cassandra.utils.MergeIterator$ManyToOne.advance(MergeIterator.java:124)
>> >         at
>> >
>> > org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:98)
>> >         at
>> >
>> > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:140)
>> >         at
>> >
>> > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:135)
>> >         at
>> >
>> > org.apache.cassandra.db.filter.SliceQueryFilter.collectReducedColumns(SliceQueryFilter.java:116)
>> >         at
>> >
>> > org.apache.cassandra.db.filter.QueryFilter.collateColumns(QueryFilter.java:144)
>> >         at
>> >
>> > org.apache.cassandra.db.CollationController.collectAllData(CollationController.java:225)
>> >         at
>> >
>> > org.apache.cassandra.db.CollationController.getTopLevelColumns(CollationController.java:61)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1297)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.cacheRow(ColumnFamilyStore.java:1128)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1157)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1114)
>> >         at org.apache.cassandra.db.Table.getRow(Table.java:388)
>> >         at
>> >
>> > org.apache.cassandra.db.SliceByNamesReadCommand.getRow(SliceByNamesReadCommand.java:58)
>> >         at
>> > org.apache.cassandra.db.ReadVerbHandler.doVerb(ReadVerbHandler.java:62)
>> >         at
>> >
>> > org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:59)
>> >         at
>> >
>> > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>> >         at
>> >
>> > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>> >         at java.lang.Thread.run(Thread.java:662)
>> > Caused by:
>> > org.apache.cassandra.db.ColumnSerializer$CorruptColumnException:
>> > invalid column name length 0
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:89)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:82)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:72)
>> >         at
>> >
>> > org.apache.cassandra.db.ColumnSerializer.deserialize(ColumnSerializer.java:36)
>> >         at
>> >
>> > org.apache.cassandra.db.columniterator.SimpleSliceReader.computeNext(SimpleSliceReader.java:79)
>> >         ... 24 more
>> >
>>
>>
>>
>> --
>> 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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