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Posted to commits@cassandra.apache.org by "Vijay (JIRA)" <ji...@apache.org> on 2012/06/28 04:46:44 UTC

[jira] [Updated] (CASSANDRA-4388) Use MMap for CompressedSegmentFile with Native Checksum

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

Vijay updated CASSANDRA-4388:
-----------------------------

    Description: Use MMap for CompressedSegmentFile (Something similar to CASSANDRA-3623) and use Native Checksum (HDFS-2080) to avoid memcpy and be faster in its calculations.  (was: Use MMap for CompressedSegmentFile (Something similar to Cassandra-3623) and use Native Checksum (HDFS-2080) to avoid memcpy and be faster in its calculations.)
    
> 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
>
> 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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