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Posted to hdfs-dev@hadoop.apache.org by "Arpit Agarwal (JIRA)" <ji...@apache.org> on 2014/08/23 20:44:11 UTC

[jira] [Created] (HDFS-6925) DataNode should attempt to place replicas on transient storage first if lazyPersist flag is received

Arpit Agarwal created HDFS-6925:
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             Summary: DataNode should attempt to place replicas on transient storage first if lazyPersist flag is received
                 Key: HDFS-6925
                 URL: https://issues.apache.org/jira/browse/HDFS-6925
             Project: Hadoop HDFS
          Issue Type: Sub-task
         Environment: If the LazyPersist flag is received via DataTransferProtocol then DN should attempt to place the files on RAM disk first, and failing that on regular disk.

Support for lazily moving replicas from RAM disk to persistent storage will be added later.
            Reporter: Arpit Agarwal
            Assignee: Arpit Agarwal






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