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https://issues.apache.org/jira/browse/HBASE-16566?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-16566:
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Component/s: backup&restore
> Add nonce support to TableBackupProcedure
> -----------------------------------------
>
> Key: HBASE-16566
> URL: https://issues.apache.org/jira/browse/HBASE-16566
> Project: HBase
> Issue Type: Sub-task
> Components: backup&restore
> Reporter: Ted Yu
> Assignee: Ted Yu
> Priority: Major
> Labels: backup
> Fix For: 2.0.0
>
> Attachments: 16566.v2.txt
>
>
> We should pass in nonce to avoid duplicate table backup RPC (the same RPC
> sent to server multiple times).
> The duplicate table backup RPC may happen due to master failover.
> If there is no nonce, same procedure may be executed more than once.
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