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https://issues.apache.org/jira/browse/CASSANDRA-1714?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pavel Yaskevich updated CASSANDRA-1714:
---------------------------------------

    Attachment: CASSANDRA-1714-0.7.patch

the latest commit 28394978ca72a8d1f88422cb7858fa200fc470d5, branch 
cassandra-0.7 (merge from 0.6)

> zero-copy reads
> ---------------
>
>                 Key: CASSANDRA-1714
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1714
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Core
>            Reporter: Jonathan Ellis
>            Assignee: Pavel Yaskevich
>             Fix For: 0.7.1
>
>         Attachments: CASSANDRA-1714-0.7.patch, CASSANDRA-1714-v2.patch, 
> CASSANDRA-1714-v3.patch, CASSANDRA-1714-v4-trunk.patch, CASSANDRA-1714.patch, 
> zerocopy.txt
>
>   Original Estimate: 32h
>  Remaining Estimate: 32h
>
> Since we are already using mmap'd ByteBuffers in MappedFileDataInput we 
> should be able to do zero-copy reads (via buffer.slice()), which would give 
> us better performance than CASSANDRA-1651 without having to worry about 
> buffer management.

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