Arun Mahadevan created STORM-2993:
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Summary: Storm HDFS bolt throws ClosedChannelException when Time
rotation policy is used
Key: STORM-2993
URL: https://issues.apache.org/jira/browse/STORM-2993
Project: Apache Storm
Issue Type: Bug
Reporter: Arun Mahadevan
Assignee: Arun Mahadevan
Storm connector throws below error in the worker logs.
2018-03-12 18:14:58.123 o.a.s.h.c.r.MoveFileAction Timer-3 [INFO] Moving file
hdfs://ctr-e138-1518143905142-85179-01-000004.hwx.site:8020/tmp/foo/my-bolt-3-0-1520878438104.txt
to /tmp/dest2/my-bolt-3-0-15 20878438104.txt 2018-03-12 18:14:58.123
o.a.s.h.c.r.MoveFileAction Timer-0 [INFO] Moving file
hdfs://ctr-e138-1518143905142-85179-01-000004.hwx.site:8020/tmp/foo/my-bolt-6-0-1520878438104.txt
to /tmp/dest2/my-bolt-6-0-15 20878438104.txt 2018-03-12 18:14:58.123
o.a.s.h.c.r.MoveFileAction Timer-1 [INFO] Moving file
hdfs://ctr-e138-1518143905142-85179-01-000004.hwx.site:8020/tmp/foo/my-bolt-5-0-1520878438104.txt
to /tmp/dest2/my-bolt-5-0-15 20878438104.txt 2018-03-12 18:14:58.124
o.a.s.h.c.r.MoveFileAction Timer-2 [INFO] Moving file
hdfs://ctr-e138-1518143905142-85179-01-000004.hwx.site:8020/tmp/foo/my-bolt-4-0-1520878438104.txt
to /tmp/dest2/my-bolt-4-0-15 20878438104.txt 2018-03-12 18:14:58.132
o.a.s.h.b.AbstractHdfsBolt Timer-2 [INFO] File rotation took 28 ms. 2018-03-12
18:14:58.132 o.a.s.h.b.AbstractHdfsBolt Timer-0 [INFO] File rotation took 29
ms. 2018-03-12 18:14:58.132 o.a.s.h.b.AbstractHdfsBolt Timer-3 [INFO] File
rotation took 28 ms. 2018-03-12 18:14:58.132 o.a.s.h.b.AbstractHdfsBolt Timer-1
[INFO] File rotation took 28 ms. 2018-03-12 18:14:58.132
o.a.s.h.b.AbstractHdfsBolt Thread-12-my-bolt-executor[6 6] [INFO] Tuple failed
to write, forcing a flush of existing data. 2018-03-12 18:14:58.132
o.a.s.h.b.AbstractHdfsBolt Thread-8-my-bolt-executor[3 3] [INFO] Tuple failed
to write, forcing a flush of existing data. 2018-03-12 18:14:58.132
o.a.s.h.b.AbstractHdfsBolt Thread-16-my-bolt-executor[5 5] [INFO] Tuple failed
to write, forcing a flush of existing data. 2018-03-12 18:14:58.132
o.a.s.d.executor Thread-8-my-bolt-executor[3 3] [ERROR]
java.nio.channels.ClosedChannelException: null at
org.apache.hadoop.hdfs.ExceptionLastSeen.throwException4Close(ExceptionLastSeen.java:73)
~[stormjar.jar:?] at
org.apache.hadoop.hdfs.DFSOutputStream.checkClosed(DFSOutputStream.java:153)
~[stormjar.jar:?] at
org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:105)
~[stormjar.jar:?] at
org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:57)
~[stormjar.jar:?] at java.io.DataOutputStream.write(DataOutputStream.java:107)
~[?:1.8.0_161] at java.io.FilterOutputStream.write(FilterOutputStream.java:97)
~[?:1.8.0_161] at
org.apache.storm.hdfs.common.HDFSWriter.doWrite(HDFSWriter.java:48)
~[stormjar.jar:?] at
org.apache.storm.hdfs.common.AbstractHDFSWriter.write(AbstractHDFSWriter.java:40)
~[stormjar.jar:?] at
org.apache.storm.hdfs.bolt.AbstractHdfsBolt.execute(AbstractHdfsBolt.java:158)
[stormjar.jar:?] at
org.apache.storm.daemon.executor$fn__10189$tuple_action_fn__10191.invoke(executor.clj:745)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.daemon.executor$mk_task_receiver$fn__10108.invoke(executor.clj:473)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.disruptor$clojure_handler$reify__4115.onEvent(disruptor.clj:41)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.utils.DisruptorQueue.consumeBatchToCursor(DisruptorQueue.java:509)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.utils.DisruptorQueue.consumeBatchWhenAvailable(DisruptorQueue.java:487)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.disruptor$consume_batch_when_available.invoke(disruptor.clj:74)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.daemon.executor$fn__10189$fn__10202$fn__10257.invoke(executor.clj:868)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
org.apache.storm.util$async_loop$fn__1221.invoke(util.clj:484)
[storm-core-1.2.1.3.0.0.0-1013.jar:1.2.1.3.0.0.0-1013] at
clojure.lang.AFn.run(AFn.java:22) [clojure-1.7.0.jar:?] at
java.lang.Thread.run(Thread.java:748) [?:1.8.0_161] 2018-03-12 18:14:58.133
o.a.s.d.executor Thread-16-my-bolt-executor[5 5]
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Apparently the Timed rotation policy does not synchronize properly so its
possible that the HDFS bolt code can attempt to write to a closed writer.
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