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https://issues.apache.org/jira/browse/HDFS-11211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15726212#comment-15726212
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Hudson commented on HDFS-11211:
-------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #10950 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/10950/])
HDFS-11211. Add a time unit to the DataNode client trace format. (liuml07: rev
43cb1678cc000b1fbf8b813ee14ecef19b86a55c)
* (edit)
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
> Add a time unit to the DataNode client trace format
> ----------------------------------------------------
>
> Key: HDFS-11211
> URL: https://issues.apache.org/jira/browse/HDFS-11211
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Reporter: Akira Ajisaka
> Assignee: Jagadesh Kiran N
> Priority: Minor
> Labels: newbie, supportability
> Fix For: 2.9.0, 3.0.0-alpha2
>
> Attachments: HDFS-11211_00.patch
>
>
> {code:title=DataNode.java}
> public static final String DN_CLIENTTRACE_FORMAT =
> "src: %s" + // src IP
> ", dest: %s" + // dst IP
> ", bytes: %s" + // byte count
> ", op: %s" + // operation
> ", cliID: %s" + // DFSClient id
> ", offset: %s" + // offset
> ", srvID: %s" + // DatanodeRegistration
> ", blockid: %s" + // block id
> ", duration: %s"; // duration time
> {code}
> The time unit of the duration is nanosecond, but it is not documented.
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