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https://issues.apache.org/jira/browse/HDFS-9906?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15181894#comment-15181894
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Elliott Clark commented on HDFS-9906:
-------------------------------------

+1

> Remove spammy log spew when a datanode is restarted
> ---------------------------------------------------
>
>                 Key: HDFS-9906
>                 URL: https://issues.apache.org/jira/browse/HDFS-9906
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 2.7.2
>            Reporter: Elliott Clark
>            Assignee: Brahma Reddy Battula
>         Attachments: HDFS-9906.patch
>
>
> {code}
> WARN BlockStateChange: BLOCK* addStoredBlock: Redundant addStoredBlock 
> request received for blk_1109897077_36157149 on node 192.168.1.1:50010 size 
> 268435456
> {code}
> This happens waaaay too much to add any useful information. We should either 
> move this to a different level or only warn once per machine.



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