Jinho Kim created TAJO-1954:
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Summary: Fix memory leak in physical operator
Key: TAJO-1954
URL: https://issues.apache.org/jira/browse/TAJO-1954
Project: Tajo
Issue Type: Bug
Components: Physical Operator
Affects Versions: 0.10.0
Reporter: Jinho Kim
Assignee: Jinho Kim
Fix For: 0.12.0, 0.11.1
A physical operator should be closed but some operator does not call to close.
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it's garbage-collected. See http://netty.io/wiki/reference-counted-objects.html
for more information.
Recent access records: 1
#1:
io.netty.buffer.AdvancedLeakAwareByteBuf.nioBuffer(AdvancedLeakAwareByteBuf.java:673)
org.apache.tajo.storage.RawFile$RawFileScanner.init(RawFile.java:103)
org.apache.tajo.engine.planner.physical.SeqScanExec.initScanner(SeqScanExec.java:286)
org.apache.tajo.engine.planner.physical.SeqScanExec.init(SeqScanExec.java:191)
org.apache.tajo.engine.planner.physical.UnaryPhysicalExec.init(UnaryPhysicalExec.java:53)
org.apache.tajo.engine.planner.physical.ExternalSortExec.init(ExternalSortExec.java:147)
org.apache.tajo.engine.planner.physical.UnaryPhysicalExec.init(UnaryPhysicalExec.java:53)
org.apache.tajo.engine.planner.physical.ColPartitionStoreExec.init(ColPartitionStoreExec.java:117)
org.apache.tajo.worker.TaskImpl.run(TaskImpl.java:403)
org.apache.tajo.worker.TaskContainer.run(TaskContainer.java:65)
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
java.util.concurrent.FutureTask.run(FutureTask.java:266)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
java.lang.Thread.run(Thread.java:745)
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2015-10-27 14:10:05,557 ERROR: io.netty.util.ResourceLeakDetector (error(527))
- LEAK: ByteBuf.release() was not called before it's garbage-collected. See
http://netty.io/wiki/reference-counted-objects.html for more information.
Recent access records: 1
#1:
io.netty.buffer.AdvancedLeakAwareByteBuf.nioBuffer(AdvancedLeakAwareByteBuf.java:673)
org.apache.tajo.storage.RawFile$RawFileScanner.init(RawFile.java:103)
org.apache.tajo.engine.planner.physical.SeqScanExec.initScanner(SeqScanExec.java:286)
org.apache.tajo.engine.planner.physical.SeqScanExec.init(SeqScanExec.java:191)
org.apache.tajo.engine.planner.physical.UnaryPhysicalExec.init(UnaryPhysicalExec.java:53)
org.apache.tajo.engine.planner.physical.ExternalSortExec.init(ExternalSortExec.java:147)
org.apache.tajo.engine.planner.physical.UnaryPhysicalExec.init(UnaryPhysicalExec.java:53)
org.apache.tajo.engine.planner.physical.AggregationExec.init(AggregationExec.java:53)
org.apache.tajo.engine.planner.physical.DistinctGroupbySortAggregationExec.<init>(DistinctGroupbySortAggregationExec.java:73)
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