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From "Jonathan Ellis (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-4388) Use MMap for CompressedSegmentFile with Native Checksum
Date Mon, 09 Jul 2012 05:58:34 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-4388?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jonathan Ellis updated CASSANDRA-4388:
--------------------------------------

    Reviewer: xedin
    
> Use MMap for CompressedSegmentFile with Native Checksum
> -------------------------------------------------------
>
>                 Key: CASSANDRA-4388
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-4388
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Core
>    Affects Versions: 1.2
>            Reporter: Vijay
>            Assignee: Vijay
>         Attachments: 0001-CASSANDRA-4388.patch
>
>
> Use MMap for CompressedSegmentFile (Something similar to CASSANDRA-3623) and use Native
Checksum (HDFS-2080) to avoid memcpy and be faster in its calculations.

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