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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2011/07/31 05:48:09 UTC
[jira] [Resolved] (CASSANDRA-2966) AssertionError - No data found
for SliceQueryFilter, in ColumnFamilyStore.scan()
[ https://issues.apache.org/jira/browse/CASSANDRA-2966?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Ellis resolved CASSANDRA-2966.
---------------------------------------
Resolution: Duplicate
Fix Version/s: (was: 0.7.9)
fixed in CASSANDRA-2653
> AssertionError - No data found for SliceQueryFilter, in ColumnFamilyStore.scan()
> --------------------------------------------------------------------------------
>
> Key: CASSANDRA-2966
> URL: https://issues.apache.org/jira/browse/CASSANDRA-2966
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Affects Versions: 0.7.6
> Environment: CentOS under VMWare, Pycassa 1.0.8, Cassandra 0.7.6, 4GB heap
> Reporter: David Allsopp
>
> The following exception appears repeatedly in the system log. There is a single client which is doing get_indexed_slices() at CL.ONE with a buffer size of 4096, iterating through all the matching rows, then starting over with a new get_indexed_slices call.
> INFO [FlushWriter:353] 2011-06-20 11:29:29,693 Memtable.java (line 172) Completed flushing /var/lib/cassandra/data/Test/Urls.737461747573-f-268-Data.db (123 bytes)
> INFO [FlushWriter:353] 2011-06-20 11:29:29,693 Memtable.java (line 157) Writing Memtable-Urls@1102022892(44 bytes, 2 operations)
> INFO [FlushWriter:353] 2011-06-20 11:29:29,700 Memtable.java (line 172) Completed flushing /var/lib/cassandra/data/Test/Urls-f-266-Data.db (186 bytes)
> INFO [COMMIT-LOG-WRITER] 2011-06-20 11:29:29,701 CommitLog.java (line 442) Discarding obsolete commit log:CommitLogSegment(/var/lib/cassandra/commitlog/CommitLog-1308563547
> 721.log)
> ERROR [ReadStage:1065] 2011-06-20 11:29:30,097 AbstractCassandraDaemon.java (line 114) Fatal exception in thread Thread[ReadStage:1065,5,main]
> java.lang.AssertionError: No data found for SliceQueryFilter(start=java.nio.HeapByteBuffer[pos=10 lim=10 cap=30], finish=java.nio.HeapByteBuffer[pos=17 lim=17 cap=30], rever
> sed=false, count=100] in DecoratedKey(46771446669481051451740435757015366511, 687474703a2f2f6f74686572646f6d61696e2f6f6e65):QueryPath(columnFamilyName='Urls', superColumnNam
> e='null', columnName='null') (original filter SliceQueryFilter(start=java.nio.HeapByteBuffer[pos=10 lim=10 cap=30], finish=java.nio.HeapByteBuffer[pos=17 lim=17 cap=30], rev
> ersed=false, count=100]) from expression 'Urls.737461747573 EQ 30'
> at org.apache.cassandra.db.ColumnFamilyStore.scan(ColumnFamilyStore.java:1603)
> at org.apache.cassandra.service.IndexScanVerbHandler.doVerb(IndexScanVerbHandler.java:42)
> at org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:72)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:636)
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