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Posted to issues@kylin.apache.org by "hongbin ma (JIRA)" <ji...@apache.org> on 2016/09/04 13:18:21 UTC

[jira] [Resolved] (KYLIN-1992) Clear ThreadLocal Contexts when query failed before scaning HBase

     [ https://issues.apache.org/jira/browse/KYLIN-1992?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

hongbin ma resolved KYLIN-1992.
-------------------------------
    Resolution: Fixed

> Clear ThreadLocal Contexts when query failed before scaning HBase
> -----------------------------------------------------------------
>
>                 Key: KYLIN-1992
>                 URL: https://issues.apache.org/jira/browse/KYLIN-1992
>             Project: Kylin
>          Issue Type: Bug
>            Reporter: kangkaisen
>            Assignee: kangkaisen
>            Priority: Minor
>             Fix For: v1.5.4
>
>         Attachments: KYLIN-1992.patch
>
>
> currently, we call `OLAPContext.clearThreadLocalContexts()` function before scaning HBase.
> if query failed before scaning HBase, we would get wrong `realization` of the query in the log possibly.
> Because the thread pool of Tomcat multiplexed the thread and didn't clear ThreadLocal variable.



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