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https://issues.apache.org/jira/browse/HDFS-6933?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14141304#comment-14141304
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Arpit Agarwal commented on HDFS-6933:
-------------------------------------

We'll make this and HDFS-6934 optional via configuration. Thanks.

> Skip checksum verification when reading from memory
> ---------------------------------------------------
>
>                 Key: HDFS-6933
>                 URL: https://issues.apache.org/jira/browse/HDFS-6933
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>    Affects Versions: HDFS-6581
>            Reporter: Arpit Agarwal
>
> Checksum verification can be skipped when reading from replicas on local RAM 
> disk.



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