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https://issues.apache.org/jira/browse/HDFS-14849?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16933412#comment-16933412
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Hadoop QA commented on HDFS-14849:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m  
0s{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red}  0m  9s{color} 
| {color:red} HDFS-14849 does not apply to trunk. Rebase required? Wrong 
Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} |
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|| Subsystem || Report/Notes ||
| JIRA Issue | HDFS-14849 |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/27910/console |
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> 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, HDFS-14849.002.patch, 
> fsck-file.png, liveBlockIndices.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 163 nodes cluster with decommission 100 nodes 
> simultaneously. 
>  !scheduleReconstruction.png! 
>  !fsck-file.png! 



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