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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KYLIN-3562) TS conflict when kylin update metadata in HBase
Date Sun, 28 Oct 2018 07:09:00 GMT

    [ https://issues.apache.org/jira/browse/KYLIN-3562?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16666308#comment-16666308
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ASF GitHub Bot commented on KYLIN-3562:
---------------------------------------

Aaaaaaron commented on issue #317: KYLIN-3562, optimization the logic that updating the user
when user logged in.
URL: https://github.com/apache/kylin/pull/317#issuecomment-433681900
 
 
   Hi Shaofeng, I see this patch has been merged into branch 2.4/2.5, should we merge this
into mater?

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> TS conflict when kylin update metadata in HBase
> -----------------------------------------------
>
>                 Key: KYLIN-3562
>                 URL: https://issues.apache.org/jira/browse/KYLIN-3562
>             Project: Kylin
>          Issue Type: Bug
>    Affects Versions: v2.4.0
>            Reporter: Lingang Deng
>            Assignee: jiatao.tao
>            Priority: Major
>             Fix For: v2.4.2, v2.5.1
>
>         Attachments: image-2018-09-17-16-40-56-212.png, image-2018-09-25-15-03-51-009.png,
image-2018-09-25-16-43-50-277.png
>
>
> Error log was as follows,
> {code:java}
> org.apache.kylin.common.persistence.WriteConflictException: Overwriting conflict /user/admin,
expect old TS 1536928877043, but it is 1536928907207
>          at org.apache.kylin.storage.hbase.HBaseResourceStore.checkAndPutResourceImpl(HBaseResourceStore.java:325)
>          at org.apache.kylin.common.persistence.ResourceStore.checkAndPutResourceCheckpoint(ResourceStore.java:318)
>          at org.apache.kylin.common.persistence.ResourceStore.putResource(ResourceStore.java:303)
>          at org.apache.kylin.common.persistence.ResourceStore.putResource(ResourceStore.java:282)
>          at org.apache.kylin.metadata.cachesync.CachedCrudAssist.save(CachedCrudAssist.java:192){code}
>  
> what disturbs me the most was that the error was happened several hours,  then my all
build job and query job failed.



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