Wei-Chiu Chuang created HADOOP-13986:
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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.
{code:title=UserGroupInformation.java}
metrics.renewalFailuresTotal.incr();
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);
{code}
The output of the code is like the following:
{quote}
2017-01-12 12:23:14,062 WARN security.UserGroupInformation
(UserGroupInformation.java:run(1012)) - Exception encountered while running the
renewal command for f...@example.com. (TGT end time:1484252600000,
renewalFailures:
org.apache.hadoop.metrics2.lib.MutableGaugeInt@323aa7f9,renewalFailuresTotal:
org.apache.hadoop.metrics2.lib.MutableGaugeLong@c8af058)
ExitCodeException exitCode=1: kinit: krb5_cc_get_principal: No credentials
cache file found
{quote}
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