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https://issues.apache.org/jira/browse/HDFS-11194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15796899#comment-15796899
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Xiaoyu Yao commented on HDFS-11194:
-----------------------------------
TestHeartbeatHandling.java
Line 60: is the 300_000 a typo or special usage of timeout rule?
{code}
public Timeout testTimeout = new Timeout(300_000);
{code}
TestSlowPeerTracker.java
Line 54: same as above.
> Maintain aggregated peer performance metrics on NameNode
> --------------------------------------------------------
>
> Key: HDFS-11194
> URL: https://issues.apache.org/jira/browse/HDFS-11194
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Affects Versions: 2.8.0
> Reporter: Xiaobing Zhou
> Assignee: Arpit Agarwal
> Attachments: HDFS-11194.01.patch, HDFS-11194.02.patch,
> HDFS-11194.03.patch
>
>
> The metrics collected in HDFS-10917 should be reported to and aggregated on
> NameNode as part of heart beat messages. This will make is easy to expose it
> through JMX to users who are interested in them.
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