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https://issues.apache.org/jira/browse/HDFS-14934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16961814#comment-16961814
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Takanobu Asanuma commented on HDFS-14934:
-----------------------------------------
Sorry I haven't find the fix. If increasing
{{dfs.ha.tail-edits.period.backoff-max}} (like 10s), we can reduce the warn log
frequency.
> [SBN Read] Standby NN throws many InterruptedExceptions when
> dfs.ha.tail-edits.period is 0
> ------------------------------------------------------------------------------------------
>
> Key: HDFS-14934
> URL: https://issues.apache.org/jira/browse/HDFS-14934
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Takanobu Asanuma
> Priority: Major
>
> When dfs.ha.tail-edits.period is 0ms (or very short-time), there are many
> warn logs in standby NN.
> {noformat}
> 2019-10-25 16:25:46,945 [Logger channel (from parallel executor) to <nn
> hostname>/<ip address>:<port>] WARN concurrent.ExecutorHelper
> (ExecutorHelper.java:logThrowableFromAfterExecute(55)) - Thread
> (Thread[Logger channel (from parallel executor) to <nn hostname>/<ip
> address>:<port>,5,main]) interrupted:
> java.lang.InterruptedException
> at
> com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:509)
> at
> com.google.common.util.concurrent.FluentFuture$TrustedFuture.get(FluentFuture.java:82)
> at
> org.apache.hadoop.util.concurrent.ExecutorHelper.logThrowableFromAfterExecute(ExecutorHelper.java:48)
> at
> org.apache.hadoop.util.concurrent.HadoopThreadPoolExecutor.afterExecute(HadoopThreadPoolExecutor.java:90)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1157)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {noformat}
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