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https://issues.apache.org/jira/browse/HADOOP-15110?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16683793#comment-16683793
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Hudson commented on HADOOP-15110:
---------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #15406 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/15406/])
HADOOP-15110. Gauges are getting logged in exceptions from (stevel: rev 
3c9d97b8f7d6eb75f08fc6d37cee37c22760bb86)
* (edit) 
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableGaugeFloat.java
* (edit) 
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableGaugeInt.java
* (edit) 
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableGaugeLong.java


> Gauges are getting logged in exceptions from AutoRenewalThreadForUserCreds
> --------------------------------------------------------------------------
>
>                 Key: HADOOP-15110
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15110
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: metrics, security
>    Affects Versions: 2.8.0, 3.0.0-alpha2
>            Reporter: Harshakiran Reddy
>            Assignee: LiXin Ge
>            Priority: Minor
>             Fix For: 3.1.2
>
>         Attachments: HADOOP-15110.001.patch
>
>
> *scenario*:
> -----------------
> While Running the renewal command for principal it's printing the direct 
> objects for *renewalFailures *and *renewalFailuresTotal*
> {noformat}
> bin> ./hdfs dfs -ls /
> 2017-12-12 12:31:50,910 WARN util.NativeCodeLoader: Unable to load 
> native-hadoop library for your platform... using builtin-java classes where 
> applicable
> 2017-12-12 12:31:52,312 WARN security.UserGroupInformation: Exception 
> encountered while running the renewal command for principal_name. (TGT end 
> time:1513070122000, renewalFailures: 
> org.apache.hadoop.metrics2.lib.MutableGaugeInt@1bbb43eb,renewalFailuresTotal: 
> org.apache.hadoop.metrics2.lib.MutableGaugeLong@424a0549)
> ExitCodeException exitCode=1: kinit: KDC can't fulfill requested option while 
> renewing credentials
>         at org.apache.hadoop.util.Shell.runCommand(Shell.java:994)
>         at org.apache.hadoop.util.Shell.run(Shell.java:887)
>         at 
> org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:1212)
>         at org.apache.hadoop.util.Shell.execCommand(Shell.java:1306)
>         at org.apache.hadoop.util.Shell.execCommand(Shell.java:1288)
>         at 
> org.apache.hadoop.security.UserGroupInformation$1.run(UserGroupInformation.java:1067)
>         at java.lang.Thread.run(Thread.java:745)
> {noformat}
> *Expected Result*:
> it's should be user understandable value.



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