[teiid-issues] [JBoss JIRA] (TEIID-3404) Teiid DatabaseAppender JPA perisist Command log consume high CPU

[Kylin Soong (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-3404?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kylin Soong reassigned TEIID-3404:
----------------------------------

    Assignee: Kylin Soong  (was: Steven Hawkins)


> Teiid DatabaseAppender JPA perisist Command log consume high CPU
> ----------------------------------------------------------------
>
>                 Key: TEIID-3404
>                 URL: https://issues.jboss.org/browse/TEIID-3404
>             Project: Teiid
>          Issue Type: Bug
>          Components: Tools
>    Affects Versions: 8.7.1
>         Environment: * DV 6.1
> * dynamicvdb-datafederation quickstart
>            Reporter: Kylin Soong
>            Assignee: Kylin Soong
>
> I have 4 - 5 concurrent client query to Portfolio VDB, this cause  log  DatabaseAppender JPA perisist Command log thread consume high CPU. In my test, one log threads always swallow high CPU, if the concurrent client query more than 10, it swallow 100% cpu.
> [1] have detailed reproduce steps, including thread dumps.
> [1] https://github.com/kylinsoong/teiid-samples/tree/master/command-logging-highcpu



--
This message was sent by Atlassian JIRA
(v6.3.11#6341)