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https://issues.apache.org/jira/browse/HDFS-10373?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15273810#comment-15273810
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zhangyubiao commented on HDFS-10373:
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And I find the RpcQueue and RpcAvgTime is very normal.
> HDFS ZKFC HealthMonitor Throw a Exception Cause AutoFailOver
> ------------------------------------------------------------
>
> Key: HDFS-10373
> URL: https://issues.apache.org/jira/browse/HDFS-10373
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: auto-failover
> Affects Versions: 2.2.0
> Environment: CentOS
> Reporter: zhangyubiao
>
> HDFS ZKFC HealthMonitor Throw a Exception
> 2016-05-05 02:00:59,475 WARN org.apache.hadoop.ha.HealthMonitor:
> Transport-level exception trying to monitor health of NameNode at
> XXX-XXX-XXX-hadoop.jd.local/172.22.17
> 1.XX:8021: Failed on local exception: java.io.IOException: Connection reset
> by peer; Host Details : local host is:
> "XXX-XXX-XXX-hadoop.jd.local/172.22.171.XX"; destinat
> ion host is: XXX-XXX-XXX-hadoop.jd.local":8021;
> Cause HA AutoFailOver
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