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From "Wei-Chiu Chuang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HADOOP-13986) UGI.UgiMetrics.renewalFailureTotal is not printable
Date Fri, 13 Jan 2017 17:22:26 GMT
Wei-Chiu Chuang created HADOOP-13986:

             Summary: UGI.UgiMetrics.renewalFailureTotal is not printable
                 Key: HADOOP-13986
                 URL: https://issues.apache.org/jira/browse/HADOOP-13986
             Project: Hadoop Common
          Issue Type: Bug
          Components: security
    Affects Versions: 2.8.0, 3.0.0-alpha2
            Reporter: Wei-Chiu Chuang
            Priority: Minor

The metrics (renewalFailures and renewalFailuresTotal) in the  following code snippet are
not printable.
final long tgtEndTime = tgt.getEndTime().getTime();
LOG.warn("Exception encountered while running the renewal "
        + "command for {}. (TGT end time:{}, renewalFailures: {},"
        + "renewalFailuresTotal: {})", getUserName(), tgtEndTime,
    metrics.renewalFailures, metrics.renewalFailuresTotal, ie);
The output of the code is like the following:
2017-01-12 12:23:14,062 WARN  security.UserGroupInformation (UserGroupInformation.java:run(1012))
- Exception encountered while running the renewal command for foo@EXAMPLE.COM. (TGT end time:1484252600000,
renewalFailures: org.apache.hadoop.metrics2.lib.MutableGaugeInt@323aa7f9,renewalFailuresTotal:
ExitCodeException exitCode=1: kinit: krb5_cc_get_principal: No credentials cache file found

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