[teiid-issues] [JBoss JIRA] Resolved: (TEIID-1686) Assertion failure when using a plan result buffer
Steven Hawkins (JIRA)
jira-events at lists.jboss.org
Mon Aug 29 15:10:26 EDT 2011
[ https://issues.jboss.org/browse/TEIID-1686?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Steven Hawkins resolved TEIID-1686.
-----------------------------------
Resolution: Done
Addressed the secondary assertion error by not allowing nodes to remove buffers once they have been returned as the final buffer.
> Assertion failure when using a plan result buffer
> -------------------------------------------------
>
> Key: TEIID-1686
> URL: https://issues.jboss.org/browse/TEIID-1686
> Project: Teiid
> Issue Type: Bug
> Components: Query Engine
> Affects Versions: 7.4
> Reporter: Steven Hawkins
> Assignee: Steven Hawkins
> Priority: Critical
> Fix For: 7.4.1, 7.5
>
>
> When a plan can reuse the result buffer, for example with a top level sort operation. Then both the batchcollector and the processingnode may call close on the buffer. The second clause will trigger an assertionerror:
> java.lang.AssertionError: Assertion failed.
> at org.teiid.core.util.Assertion.failed(Assertion.java:73)
> at org.teiid.core.util.Assertion.assertTrue(Assertion.java:68)
> at org.teiid.core.util.Assertion.assertTrue(Assertion.java:60)
> at org.teiid.common.buffer.TupleBuffer.saveBatch(TupleBuffer.java:177)
> at org.teiid.common.buffer.TupleBuffer.close(TupleBuffer.java:192)
> at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:153)
> at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:352)
> at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:278)
> at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:49)
> at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:207)
> at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:194)
> at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:118)
> at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:288)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:636)
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