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https://issues.apache.org/jira/browse/HDFS-13286?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chao Sun updated HDFS-13286:
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Attachment: HDFS-13286-HDFS-12943.005.patch
> Add haadmin commands to transition between standby and observer
> ---------------------------------------------------------------
>
> Key: HDFS-13286
> URL: https://issues.apache.org/jira/browse/HDFS-13286
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Chao Sun
> Assignee: Chao Sun
> Priority: Major
> Attachments: HDFS-13286-HDFS-12943.000.patch,
> HDFS-13286-HDFS-12943.001.patch, HDFS-13286-HDFS-12943.002.patch,
> HDFS-13286-HDFS-12943.003.patch, HDFS-13286-HDFS-12943.004.patch,
> HDFS-13286-HDFS-12943.005.patch
>
>
> As discussed in HDFS-12975, we should allow explicit transition between
> standby and observer through haadmin command, such as:
> {code}
> haadmin -transitionToObserver
> {code}
> Initially we should support transition from observer to standby, and standby
> to observer.
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