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https://issues.apache.org/jira/browse/HADOOP-12985?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15251375#comment-15251375
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Hudson commented on HADOOP-12985:
---------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #9641 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/9641/])
HADOOP-12985. Support MetricsSource interface for DecayRpcScheduler (xyao: rev
5bd7b592e5fbe4d448fd127c15d29f3121b8a833)
*
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/DecayRpcScheduler.java
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/top/window/RollingWindowManager.java
*
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics/MetricsUtil.java
*
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/Metrics2Util.java
*
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRPC.java
> Support MetricsSource interface for DecayRpcScheduler Metrics
> -------------------------------------------------------------
>
> Key: HADOOP-12985
> URL: https://issues.apache.org/jira/browse/HADOOP-12985
> Project: Hadoop Common
> Issue Type: Improvement
> Reporter: Xiaoyu Yao
> Assignee: Xiaoyu Yao
> Fix For: 2.8.0
>
> Attachments: HADOOP-12985.00.patch, HADOOP-12985.02.patch,
> HADOOP-12985.03.patch, HADOOP-12985.04.patch, HADOOP-12985.05.patch,
> HADOOP-12985.06.patch
>
>
> This allows metrics collector such as AMS to collect it with MetricsSink. The
> per user RPC call counts, schedule decisions and per priority response time
> will be useful to detect and trouble shoot Hadoop RPC server such as Namenode
> overload issues.
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