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https://issues.apache.org/jira/browse/HDDS-629?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16649301#comment-16649301
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Shashikant Banerjee commented on HDDS-629:
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Patch v3 removes the truncate option while opening the chunk file to write and
hence the TODO item as well. This is not required.
It also fixes the failed test cases.
> 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
> Attachments: HDDS-629.000.patch, HDDS-629.001.patch,
> HDDS-629.002.patch, HDDS-629.003.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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