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From "Jitendra Nath Pandey (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDDS-629) Make ApplyTransaction calls in ContainerStateMachine idempotent
Date Mon, 15 Oct 2018 20:46:00 GMT

    [ https://issues.apache.org/jira/browse/HDDS-629?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16650767#comment-16650767
] 

Jitendra Nath Pandey commented on HDDS-629:
-------------------------------------------

I have committed this to ozone-0.3 as well.

The acceptance results are at 

https://builds.apache.org/job/Hadoop-trunk-ozone-acceptance/208/

> Make ApplyTransaction calls in ContainerStateMachine idempotent
> ---------------------------------------------------------------
>
>                 Key: HDDS-629
>                 URL: https://issues.apache.org/jira/browse/HDDS-629
>             Project: Hadoop Distributed Data Store
>          Issue Type: Bug
>            Reporter: Shashikant Banerjee
>            Assignee: Shashikant Banerjee
>            Priority: Major
>             Fix For: 0.3.0, 0.4.0
>
>         Attachments: HDDS-629.000.patch, HDDS-629.001.patch, HDDS-629.002.patch, HDDS-629.003.patch,
HDDS-629.004.patch, HDDS-629.005.patch, HDDS-629.006.patch
>
>
> When a Datanode restarts, it may lead up to a case where it can reapply already applied
Transactions when it joins the pipeline again . For this requirement, all ApplyTransaction
calls in Ratis need to be made idempotent



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