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Posted to hdfs-issues@hadoop.apache.org by "Zhe Zhang (JIRA)" <ji...@apache.org> on 2016/09/30 20:19:20 UTC
[jira] [Updated] (HDFS-7642) NameNode should periodically log
DataNode decommissioning progress
[ https://issues.apache.org/jira/browse/HDFS-7642?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Zhe Zhang updated HDFS-7642:
----------------------------
Assignee: (was: Zhe Zhang)
> NameNode should periodically log DataNode decommissioning progress
> ------------------------------------------------------------------
>
> Key: HDFS-7642
> URL: https://issues.apache.org/jira/browse/HDFS-7642
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Zhe Zhang
> Priority: Minor
>
> We've see a case where the decommissioning was stuck due to some files have more replicas then DNs. HDFS-5662 fixes this particular issue but there are other use cases where the decommissioning process might get stuck or slow down. Some monitoring / logging will help debugging those issues.
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