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https://issues.apache.org/jira/browse/HDFS-12084?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brahma Reddy Battula updated HDFS-12084:
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Description:
When small files creation && deletion happens so frequently and DN's did not
report blocks to NN before deletion, then scheduled count will keep on
increment and which will not deleted as blocks are deleted.
*Note*: Every 20 mins,this can be rolled, but with in 20 mins, count can be
more as so many operations.
when batchIBR enabled with committed allowed=1 this will be observed more.
was:
When small files creation && deletion happens so frequently and DN's did not
report blocks to NN before deletion, then scheduled size will keep on increment
and which will not deleted as blocks are deleted.
Note: Every 20 mins,this can be rolled, but with in 20 mins, size can be more
as so many operations.
when batchIBR enabled with committed allowed=1 this will be observed more.
> Scheduled will not decrement when file is deleted before all IBR's received
> ---------------------------------------------------------------------------
>
> Key: HDFS-12084
> URL: https://issues.apache.org/jira/browse/HDFS-12084
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Reporter: Brahma Reddy Battula
> Assignee: Brahma Reddy Battula
> Attachments: HDFS-12084-001.patch
>
>
> When small files creation && deletion happens so frequently and DN's did not
> report blocks to NN before deletion, then scheduled count will keep on
> increment and which will not deleted as blocks are deleted.
> *Note*: Every 20 mins,this can be rolled, but with in 20 mins, count can be
> more as so many operations.
> when batchIBR enabled with committed allowed=1 this will be observed more.
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