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https://issues.apache.org/jira/browse/TEZ-1701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14186000#comment-14186000
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Gopal V commented on TEZ-1701:
------------------------------

Event counts add up with this patch.

Within the ATS level DB, significant pauses were noticed during the GC delete 
passes.

> ATS fixes to flush all history events and also using batching
> -------------------------------------------------------------
>
>                 Key: TEZ-1701
>                 URL: https://issues.apache.org/jira/browse/TEZ-1701
>             Project: Apache Tez
>          Issue Type: Bug
>            Reporter: Hitesh Shah
>            Assignee: Hitesh Shah
>         Attachments: TEZ-1701.1.patch
>
>
> There are cases when the timeline server can get backlogged. To address this, 
> the AM should wait for a longer period to send events to it. Also, sending 
> events in batches will reduce the load. 



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