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https://issues.apache.org/jira/browse/CASSANDRA-4687?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Mikhail Mazursky updated CASSANDRA-4687:
----------------------------------------
Reproduced In: 2.0.2
Just run into this issue too with C* 2.0.2.
{noformat}
ERROR [ReadStage:124] 2013-11-15 12:59:48,680 CassandraDaemon.java (line 187)
Exception in thread Thread[ReadStage:124,5,main]
java.lang.AssertionError: DecoratedKey(6601594501494835072,
VERY_LONG_HEX_STRING) != DecoratedKey(-5016939311527297185, 2f313439)
in /var/lib/cassandra/data/keyspace/table/keyspace-table-jb-1-Data.db
at
org.apache.cassandra.db.columniterator.SSTableNamesIterator.read(SSTableNamesIterator.java:114)
at
org.apache.cassandra.db.columniterator.SSTableNamesIterator.<init>(SSTableNamesIterator.java:62)
at
org.apache.cassandra.db.filter.NamesQueryFilter.getSSTableColumnIterator(NamesQueryFilter.java:87)
at
org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:62)
at
org.apache.cassandra.db.CollationController.collectTimeOrderedData(CollationController.java:120)
at
org.apache.cassandra.db.CollationController.getTopLevelColumns(CollationController.java:53)
at
org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1467)
at
org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1286)
at org.apache.cassandra.db.Keyspace.getRow(Keyspace.java:332)
at
org.apache.cassandra.db.SliceByNamesReadCommand.getRow(SliceByNamesReadCommand.java:55)
at
org.apache.cassandra.db.ReadVerbHandler.doVerb(ReadVerbHandler.java:47)
at
org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:56)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
{noformat}
> Exception: DecoratedKey(xxx, yyy) != DecoratedKey(zzz, kkk)
> -----------------------------------------------------------
>
> Key: CASSANDRA-4687
> URL: https://issues.apache.org/jira/browse/CASSANDRA-4687
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Environment: CentOS 6.3 64-bit, Oracle JRE 1.6.0.33 64-bit, single
> node cluster
> Reporter: Leonid Shalupov
> Priority: Minor
> Attachments: 4687-debugging.txt
>
>
> Under heavy write load sometimes cassandra fails with assertion error.
> git bisect leads to commit 295aedb278e7a495213241b66bc46d763fd4ce66.
> works fine if global key/row caches disabled in code.
> {quote}
> java.lang.AssertionError: DecoratedKey(xxx, yyy) != DecoratedKey(zzz, kkk) in
> /var/lib/cassandra/data/...-he-1-Data.db
> at
> org.apache.cassandra.db.columniterator.SSTableSliceIterator.<init>(SSTableSliceIterator.java:60)
> at
> org.apache.cassandra.db.filter.SliceQueryFilter.getSSTableColumnIterator(SliceQueryFilter.java:67)
> at
> org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:79)
> at
> org.apache.cassandra.db.CollationController.collectAllData(CollationController.java:256)
> at
> org.apache.cassandra.db.CollationController.getTopLevelColumns(CollationController.java:64)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1345)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1207)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1142)
> at org.apache.cassandra.db.Table.getRow(Table.java:378)
> at
> org.apache.cassandra.db.SliceFromReadCommand.getRow(SliceFromReadCommand.java:69)
> at
> org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:819)
> at
> org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:1253)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:662)
> {quote}
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