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From "Todd Lipcon (Created) (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-2465) Add HDFS support for fadvise readahead and drop-behind
Date Tue, 18 Oct 2011 02:38:11 GMT
Add HDFS support for fadvise readahead and drop-behind

                 Key: HDFS-2465
                 URL: https://issues.apache.org/jira/browse/HDFS-2465
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: data-node
    Affects Versions: 0.23.0
            Reporter: Todd Lipcon
            Assignee: Todd Lipcon

This is the HDFS side of HADOOP-7714. The initial implementation is heuristic based and should
be considered experimental, as discussed in the parent JIRA. It should be off by default until
better heuristics, APIs, and tuning experience is developed.

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