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Posted to commits@cassandra.apache.org by "Caleb William Rackliffe (JIRA)" <ji...@apache.org> on 2016/01/23 03:06:39 UTC
[jira] [Updated] (CASSANDRA-11062) BatchlogManager May Attempt to
Flush Hints After HintsService is Shutdown
[ https://issues.apache.org/jira/browse/CASSANDRA-11062?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Caleb William Rackliffe updated CASSANDRA-11062:
------------------------------------------------
Attachment: 11062-3.0.txt
> BatchlogManager May Attempt to Flush Hints After HintsService is Shutdown
> -------------------------------------------------------------------------
>
> Key: CASSANDRA-11062
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11062
> Project: Cassandra
> Issue Type: Bug
> Reporter: Caleb William Rackliffe
> Priority: Minor
> Fix For: 3.0.x
>
> Attachments: 11062-3.0.txt
>
>
> {{ScheduledThreadPoolExecutor}}'s default behavior is to keep running delayed tasks after shutdown, so I think that means {{BatchlogManager}} is trying to call {{replayFailedBatches()}} after drain has instructed both it and the {{HintsService}} to shut down. When this happens, we get an exception when that tries to submit a task to the executor in {{HintsWriteExecutor}}:
> {noformat}
> ERROR [BatchlogTasks:1] 2016-01-22 17:01:38,936 CassandraDaemon.java:195 - Exception in thread Thread[BatchlogTasks:1,5,main]
> java.util.concurrent.RejectedExecutionException: ThreadPoolExecutor has shut down
> at org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor$1.rejectedExecution(DebuggableThreadPoolExecutor.java:61) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823) [na:1.8.0_65]
> at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369) [na:1.8.0_65]
> at org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.execute(DebuggableThreadPoolExecutor.java:165) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112) ~[na:1.8.0_65]
> at org.apache.cassandra.hints.HintsWriteExecutor.flushBufferPool(HintsWriteExecutor.java:89) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at org.apache.cassandra.hints.HintsService.flushAndFsyncBlockingly(HintsService.java:177) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at org.apache.cassandra.batchlog.BatchlogManager.processBatchlogEntries(BatchlogManager.java:259) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at org.apache.cassandra.batchlog.BatchlogManager.replayFailedBatches(BatchlogManager.java:200) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:118) ~[cassandra-all-3.0.1.816.jar:3.0.1.816]
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_65]
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [na:1.8.0_65]
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_65]
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [na:1.8.0_65]
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_65]
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_65]
> {noformat}
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