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Branimir Lambov commented on CASSANDRA-10903: --------------------------------------------- LGTM > AssertionError while reading sstable when querying static column > ---------------------------------------------------------------- > > Key: CASSANDRA-10903 > URL: https://issues.apache.org/jira/browse/CASSANDRA-10903 > Project: Cassandra > Issue Type: Bug > Components: Local Write-Read Paths > Reporter: Tyler Hobbs > Assignee: Sylvain Lebresne > Fix For: 3.0.x, 3.x > > > I'm able to consistently reproduce the following error: > {noformat} > 1 WARN [SharedPool-Worker-1] 2015-12-17 17:37:00,196 > AbstractTracingAwareExecutorService.java (line 169) Uncaught exception on > thread Thread[SharedPool-Worker-1,5,main]: {} > java.lang.AssertionError: null > at > org.apache.cassandra.db.columniterator.AbstractSSTableIterator$IndexState.updateBlock(AbstractSSTableIterator.java:463) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.columniterator.SSTableIterator$ForwardIndexedReader.computeNext(SSTableIterator.java:268) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.columniterator.SSTableIterator$ForwardReader.hasNextInternal(SSTableIterator.java:158) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.columniterator.AbstractSSTableIterator$Reader.hasNext(AbstractSSTableIterator.java:352) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.columniterator.AbstractSSTableIterator.hasNext(AbstractSSTableIterator.java:219) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.columniterator.SSTableIterator.hasNext(SSTableIterator.java:32) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.utils.MergeIterator$Candidate.advance(MergeIterator.java:369) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.utils.MergeIterator$ManyToOne.advance(MergeIterator.java:189) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:158) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.rows.UnfilteredRowIterators$UnfilteredRowMergeIterator.computeNext(UnfilteredRowIterators.java:426) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.rows.UnfilteredRowIterators$UnfilteredRowMergeIterator.computeNext(UnfilteredRowIterators.java:286) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at org.apache.cassandra.db.transform.BaseRows.hasNext(BaseRows.java:108) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.rows.UnfilteredRowIteratorSerializer.serialize(UnfilteredRowIteratorSerializer.java:131) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.rows.UnfilteredRowIteratorSerializer.serialize(UnfilteredRowIteratorSerializer.java:87) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.rows.UnfilteredRowIteratorSerializer.serialize(UnfilteredRowIteratorSerializer.java:77) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.partitions.UnfilteredPartitionIterators$Serializer.serialize(UnfilteredPartitionIterators.java:298) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.ReadResponse$LocalDataResponse.build(ReadResponse.java:136) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.ReadResponse$LocalDataResponse.<init>(ReadResponse.java:128) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.ReadResponse$LocalDataResponse.<init>(ReadResponse.java:123) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.ReadResponse.createDataResponse(ReadResponse.java:65) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.db.ReadCommand.createResponse(ReadCommand.java:288) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:1692) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:2346) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > ~[na:1.8.0_45] > at > org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164) > ~[cassandra-all-3.0.0.740.jar:3.0.0.740] > at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) > [cassandra-all-3.0.0.740.jar:3.0.0.740] > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_45] > {noformat} > This occurs while executing a query like: > {noformat} > SELECT static_column FROM table WHERE partition_key = ? > {noformat} > on a table with one partition key and multiple clustering keys. I'm > currently trying to create a more isolated reproduction. -- This message was sent by Atlassian JIRA (v6.3.4#6332)