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https://issues.apache.org/jira/browse/HDFS-15768?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17261182#comment-17261182
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Janus Chow commented on HDFS-15768:
-----------------------------------
Can try to use
[Observer|https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/ObserverNameNode.html].
> Make the incremental blockreport interval can be bigger than heartbeat
> interval
> -------------------------------------------------------------------------------
>
> Key: HDFS-15768
> URL: https://issues.apache.org/jira/browse/HDFS-15768
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Yang Yun
> Assignee: Yang Yun
> Priority: Minor
> Attachments: HDFS-15768.001.patch
>
>
> Currently, if we can set incremental blockreport interval bigger than
> heartbeat interval, it will use heartbeat interval. But in some case, we want
> to reduce the pressure of incremental blockreport to namenode and send the
> incremental block changes in more big batch.
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