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From "Brandon Williams (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-3611) Make checksum on a compressed blocks optional
Date Sun, 11 Dec 2011 18:58:39 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-3611?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13167172#comment-13167172
] 

Brandon Williams commented on CASSANDRA-3611:
---------------------------------------------

bq. This may already have been implied, but on reads it might make sense to support a percentage
checking chance similarly to read-repair 

+1
                
> Make checksum on a compressed blocks optional
> ---------------------------------------------
>
>                 Key: CASSANDRA-3611
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3611
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Core
>    Affects Versions: 1.1
>            Reporter: Vijay
>            Assignee: Vijay
>            Priority: Minor
>             Fix For: 1.1
>
>
> Currently every uncompressed block is run against checksum algo, there is cpu overhead
in doing same... We might want to make it configurable/optional for some use cases which might
not require checksum all the time.

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