Jungtaek Lim created AMBARI-22633:
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             Summary: MapDate provides the date incorrectly when Filter is 
cloned and used in multi-threads
                 Key: AMBARI-22633
                 URL: https://issues.apache.org/jira/browse/AMBARI-22633
             Project: Ambari
          Issue Type: Bug
          Components: logsearch
    Affects Versions: 2.6.1
            Reporter: Jungtaek Lim
            Assignee: Jungtaek Lim
            Priority: Critical


In AMBARI-22600, we cloned the Filter instance to assign the instance per child 
thread, which also clones the map of Mapper. Other Mapper implements only have 
String(s) type of fields hence thread-safe, but MapperDate has SimpleDateFormat 
type of fields which is known as non thread-safe, so cloning the Filter which 
has one or more MapperDate and using them concurrently makes multi-threads 
issue.

For example I'm seeing the logdate improperly stored.



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