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https://issues.apache.org/jira/browse/HDFS-17044?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17731889#comment-17731889
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ASF GitHub Bot commented on HDFS-17044:
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hfutatzhanghb commented on PR #5735:
URL: https://github.com/apache/hadoop/pull/5735#issuecomment-1588580362
> @hfutatzhanghb Hi, bro thanks for your comment. yeah, modification is
similar to what method BlockManager#removeBlock does. If the block is no
included in the BlocksMap, when DN processed invalidating blocks , should not
need to notify the Namenode.
>
> I will add UT try to illustrate this case.
@haiyang1987 Thanks bro for replying. Got it~
> Process reported block toInvalidate logic should set the block size to NO_ACK
> -----------------------------------------------------------------------------
>
> Key: HDFS-17044
> URL: https://issues.apache.org/jira/browse/HDFS-17044
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Haiyang Hu
> Assignee: Haiyang Hu
> Priority: Major
> Labels: pull-request-available
>
> When NameNode processes DataNode increment or full block report, if block is
> not in the blocks map, it will be added to invalidate and the replica should
> be removed from the data-node, and the block size should be to set NO_ACK,
> should be reduce some useless DataNode block reports.
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