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Posted to common-dev@hadoop.apache.org by "Liang Xie (JIRA)" <ji...@apache.org> on 2014/03/18 08:09:44 UTC

[jira] [Created] (HADOOP-10410) Support ioprio_set in NativeIO

Liang Xie created HADOOP-10410:
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             Summary: Support ioprio_set in NativeIO
                 Key: HADOOP-10410
                 URL: https://issues.apache.org/jira/browse/HADOOP-10410
             Project: Hadoop Common
          Issue Type: New Feature
          Components: native
    Affects Versions: 3.0.0, 2.4.0
            Reporter: Liang Xie
            Assignee: Liang Xie


It would be better to HBase application if HDFS layer provide a fine-grained IO request priority. Most of modern kernel should support ioprio_set system call now.



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