[jira] [Created] (AMBARI-21249) Empty precision query parameter throws a HTTP error while fetching metrics from AMS.

["Aravindan Vijayan (JIRA)" <ji...@apache.org>]

Aravindan Vijayan created AMBARI-21249:
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             Summary: Empty precision query parameter throws a HTTP error while fetching metrics from AMS.
                 Key: AMBARI-21249
                 URL: https://issues.apache.org/jira/browse/AMBARI-21249
             Project: Ambari
          Issue Type: Bug
          Components: ambari-metrics
    Affects Versions: 2.5.1
            Reporter: Aravindan Vijayan
            Assignee: Aravindan Vijayan
             Fix For: 2.5.2


GET request
http://c6401.ambari.apache.org:6188/ws/v1/timeline/metrics?metricNames=mem_free&hostname=c6401.ambari.apache.org&appId=HOST&*precision=*

Exception thrown
{code}
{
"exception": "BadRequestException",
"message": "java.lang.Exception: precision should be seconds, minutes or hours",
"javaClassName": "org.apache.hadoop.yarn.webapp.BadRequestException"
}
{code}



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