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Posted to hdfs-issues@hadoop.apache.org by "Hemanth Boyina (Jira)" <ji...@apache.org> on 2020/09/03 16:36:00 UTC
[jira] [Updated] (HDFS-13522) Support observer node from
Router-Based Federation
[ https://issues.apache.org/jira/browse/HDFS-13522?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hemanth Boyina updated HDFS-13522:
----------------------------------
Attachment: HDFS-13522_WIP.patch
> Support observer node from Router-Based Federation
> --------------------------------------------------
>
> Key: HDFS-13522
> URL: https://issues.apache.org/jira/browse/HDFS-13522
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: federation, namenode
> Reporter: Erik Krogen
> Assignee: Chao Sun
> Priority: Major
> Attachments: HDFS-13522.001.patch, HDFS-13522_WIP.patch, RBF_ Observer support.pdf, Router+Observer RPC clogging.png, ShortTerm-Routers+Observer.png
>
>
> Changes will need to occur to the router to support the new observer node.
> One such change will be to make the router understand the observer state, e.g. {{FederationNamenodeServiceState}}.
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