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https://issues.apache.org/jira/browse/HDFS-13347?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wangda Tan updated HDFS-13347:
------------------------------
Fix Version/s: (was: 3.1.1)
Doing 3.1.0 RC1 now, moved all 3.1.1 (branch-3.1) fixes to 3.1.0 (branch-3.1.0)
> RBF: Cache datanode reports
> ---------------------------
>
> Key: HDFS-13347
> URL: https://issues.apache.org/jira/browse/HDFS-13347
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Affects Versions: 3.0.0
> Reporter: Íñigo Goiri
> Assignee: Íñigo Goiri
> Priority: Minor
> Fix For: 3.1.0, 2.10.0, 2.9.1, 3.0.2, 3.2.0
>
> Attachments: HDFS-13347-branch-2.000.patch, HDFS-13347.000.patch,
> HDFS-13347.001.patch, HDFS-13347.002.patch, HDFS-13347.003.patch,
> HDFS-13347.004.patch, HDFS-13347.005.patch, HDFS-13347.006.patch
>
>
> Getting the datanode reports is an expensive operation and can be executed
> very frequently by the UI and watchdogs. We should cache this information.
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