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From "Vikas Vishwakarma (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-18633) Add more info to understand the source/scenario of large batch requests exceeding threshold
Date Wed, 30 Aug 2017 03:19:00 GMT

    [ https://issues.apache.org/jira/browse/HBASE-18633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16146527#comment-16146527
] 

Vikas Vishwakarma commented on HBASE-18633:
-------------------------------------------

[~apurtell] pushed it just now

> Add more info to understand the source/scenario of large batch requests exceeding threshold
> -------------------------------------------------------------------------------------------
>
>                 Key: HBASE-18633
>                 URL: https://issues.apache.org/jira/browse/HBASE-18633
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 3.0.0, 1.4.0, 1.3.1, 2.0.0-alpha-3
>            Reporter: Vikas Vishwakarma
>            Assignee: Vikas Vishwakarma
>             Fix For: 3.0.0, 1.4.0, 1.5.0, 2.0.0-alpha-3
>
>         Attachments: HBASE-18633.branch-1.001.patch, HBASE-18633.master.001.patch, HBASE-18633.master.001.patch
>
>
> In our controlled test env, we are seeing frequent Large batch operation detected warnings
(as implemented in HBASE-18023). 
> We are not running any client with large batch sizes on this test env, but we start seeing
these warnings after some runtime. Maybe it is caused due to some error / retry scenario.
Could also be related to Phoenix index updates based on surrounding activity in the logs.
Need to add more info like table/region name and anything else that will enable debugging
the source or the scenario in which these warnings occur. 
> 2017-08-12 03:40:33,919 WARN  [7,queue=0,port=16020] regionserver.RSRpcServices - Large
batch operation detected (greater than 5000) (HBASE-18023). Requested Number of Rows: 7108
Client: xxx
> 2017-08-12 03:40:34,476 WARN  [7,queue=0,port=16020] regionserver.RSRpcServices - Large
batch operation detected (greater than 5000) (HBASE-18023). Requested Number of Rows: 7096
Client: xxx
> 2017-08-12 03:40:34,483 WARN  [4,queue=0,port=16020] regionserver.RSRpcServices - Large
batch operation detected (greater than 5000) (HBASE-18023). Requested Number of Rows: 7091
Client: xxx
> 2017-08-12 03:40:35,728 WARN  [3,queue=0,port=16020] regionserver.RSRpcServices - Large
batch operation detected (greater than 5000) (HBASE-18023). Requested Number of Rows: 7102
Client: xxx



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