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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-5167) Add metrics about the NameNode retry cache
Date Thu, 06 Mar 2014 12:16:58 GMT

    [ https://issues.apache.org/jira/browse/HDFS-5167?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13922398#comment-13922398
] 

Hudson commented on HDFS-5167:
------------------------------

SUCCESS: Integrated in Hadoop-Yarn-trunk #501 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/501/])
HDFS-5167. Add metrics about the NameNode retry cache. Contributed by Tsuyoshi OZAWA. (jing9:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1574603)
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RetryCache.java
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/metrics/RetryCacheMetrics.java
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRetryCacheMetrics.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeRetryCacheMetrics.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestRetryCacheWithHA.java


> Add metrics about the NameNode retry cache
> ------------------------------------------
>
>                 Key: HDFS-5167
>                 URL: https://issues.apache.org/jira/browse/HDFS-5167
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: ha, namenode
>    Affects Versions: 3.0.0, 2.3.0, 2.4.0
>            Reporter: Jing Zhao
>            Assignee: Tsuyoshi OZAWA
>            Priority: Minor
>             Fix For: 2.4.0
>
>         Attachments: HDFS-5167.1.patch, HDFS-5167.10.patch, HDFS-5167.11.patch, HDFS-5167.12.patch,
HDFS-5167.2.patch, HDFS-5167.3.patch, HDFS-5167.4.patch, HDFS-5167.5.patch, HDFS-5167.6.patch,
HDFS-5167.6.patch, HDFS-5167.7.patch, HDFS-5167.8.patch, HDFS-5167.9-2.patch, HDFS-5167.9.patch
>
>
> It will be helpful to have metrics in NameNode about the retry cache, such as the retry
count etc.



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