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https://issues.apache.org/jira/browse/HDFS-14849?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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HuangTao updated HDFS-14849:
----------------------------
Description:
When the datanode keeping in DECOMMISSION_INPROGRESS status, the EC block in
that datanode will be replicated infinitely.
// added 2019/09/19
I reproduced this scenario in a 165 nodes cluster with decommission 100 nodes
simultaneously.
!scheduleReconstruction.png!
!fsck-file.png!
was:
When the datanode keeping in DECOMMISSION_INPROGRESS status, the EC block in
that datanode will be replicated infinitely.
> Erasure Coding: replicate block infinitely when datanode being decommissioning
> ------------------------------------------------------------------------------
>
> Key: HDFS-14849
> URL: https://issues.apache.org/jira/browse/HDFS-14849
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 3.3.0
> Reporter: HuangTao
> Assignee: HuangTao
> Priority: Major
> Labels: EC, HDFS, NameNode
> Attachments: HDFS-14849.001.patch, fsck-file.png,
> scheduleReconstruction.png
>
>
> When the datanode keeping in DECOMMISSION_INPROGRESS status, the EC block in
> that datanode will be replicated infinitely.
> // added 2019/09/19
> I reproduced this scenario in a 165 nodes cluster with decommission 100 nodes
> simultaneously.
>
> !scheduleReconstruction.png!
> !fsck-file.png!
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