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https://issues.apache.org/jira/browse/HADOOP-16108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16767075#comment-16767075
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Hudson commented on HADOOP-16108:
---------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #15946 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/15946/])
HADOOP-16108. Tail Follow Interval Should Allow To Specify The Sleep 
(vinayakumarb: rev 00c5ffaee2fb16eaef512a47054c7b9ee7ea2e50)
* (edit) hadoop-common-project/hadoop-common/src/test/resources/testConf.xml
* (add) 
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/shell/TestTail.java
* (edit) 
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/Tail.java


> Tail Follow Interval Should Allow To Specify The Sleep Interval To Save 
> Unnecessary RPC's 
> ------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-16108
>                 URL: https://issues.apache.org/jira/browse/HADOOP-16108
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Harshakiran Reddy
>            Assignee: Ayush Saxena
>            Priority: Major
>             Fix For: 3.3.0, 3.2.1, 3.1.3
>
>         Attachments: HADOOP-16108-01.patch, HDFS-14255-01.patch, 
> HDFS-14255-02.patch
>
>
> As of now tail -f follows every 5 seconds. We should allow a parameter to 
> specify this sleep interval. Linux has this configurable as in form of -s 
> parameter.



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