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https://issues.apache.org/jira/browse/HAMA-440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13225945#comment-13225945
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Suraj Menon commented on HAMA-440:
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Isn't HDFS already ensuring integrity of data? Does this mean we have to
compute checksum of all the messages (or each message) before we checkpoint and
then verify while reading them back?
> Integrity of checkpointed data
> ------------------------------
>
> Key: HAMA-440
> URL: https://issues.apache.org/jira/browse/HAMA-440
> Project: Hama
> Issue Type: Sub-task
> Components: bsp
> Reporter: ChiaHung Lin
> Assignee: ChiaHung Lin
>
> Data must be consistent, so we may check it for integrity before rolling back
> in a superstep.
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