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https://issues.apache.org/jira/browse/SPARK-18188?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15668908#comment-15668908
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Apache Spark commented on SPARK-18188:
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User 'davies' has created a pull request for this issue:
https://github.com/apache/spark/pull/15894
> Add checksum for block in Spark
> -------------------------------
>
> Key: SPARK-18188
> URL: https://issues.apache.org/jira/browse/SPARK-18188
> Project: Spark
> Issue Type: Improvement
> Reporter: Davies Liu
> Assignee: Davies Liu
>
> There is an understanding issue for a long time:
> https://issues.apache.org/jira/browse/SPARK-4105, without any checksum for
> the blocks, it's very hard for us to identify where is the bug came from.
> We should have a way the check a block from remote node or disk that is
> correct or not.
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