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https://issues.apache.org/jira/browse/HDFS-10687?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16807969#comment-16807969
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Íñigo Goiri commented on HDFS-10687:
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[~fengnanli], you are correct, that's the approach.
Do you see a need to have an updater?
> Federation Membership State Store internal API
> ----------------------------------------------
>
> Key: HDFS-10687
> URL: https://issues.apache.org/jira/browse/HDFS-10687
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: hdfs
> Reporter: Íñigo Goiri
> Assignee: Jason Kace
> Priority: Major
> Fix For: 2.9.0, 3.0.0
>
> Attachments: HDFS-10467-HDFS-10687-001.patch,
> HDFS-10687-HDFS-10467-002.patch, HDFS-10687-HDFS-10467-003.patch,
> HDFS-10687-HDFS-10467-004.patch, HDFS-10687-HDFS-10467-005.patch,
> HDFS-10687-HDFS-10467-006.patch, HDFS-10687-HDFS-10467-007.patch,
> HDFS-10687-HDFS-10467-008.patch
>
>
> The Federation Membership State encapsulates the information about the
> Namenodes of each sub-cluster that are participating in Federation. The
> information includes addresses for RPC, Web. This information is stored in
> the State Store and later used by the Router to find data in the federation.
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