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https://issues.apache.org/jira/browse/HDFS-13777?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ewan Higgs updated HDFS-13777:
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Resolution: Won't Do
Status: Resolved (was: Patch Available)
The intermediate step of putting the scheduler in the NN won't be done. The SPS
will handle the scheduling of tasks.
> [PROVIDED Phase 2] Scheduler in the NN for distributing DNA_BACKUP work.
> ------------------------------------------------------------------------
>
> Key: HDFS-13777
> URL: https://issues.apache.org/jira/browse/HDFS-13777
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Ewan Higgs
> Assignee: Ewan Higgs
> Priority: Major
> Attachments: HDFS-13777-HDFS-12090.001.patch,
> HDFS-13777-HDFS-12090.002.patch, HDFS-13777-HDFS-12090.003.patch,
> HDFS-13777-HDFS-12090.005.patch, HDFS-13777-HDFS-12090.006.patch,
> HDFS-13777-HDFS-12090.007.patch
>
>
> When the SyncService is running, it should periodically take snapshots, make
> a snapshotdiff, and then distribute DNA_BACKUP work to the Datanodes (See
> HDFS-13421). Upon completion of the work, the NN should update the AliasMap.
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