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From "SammiChen (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-12399) Handle erasure coding codec change after name node restart
Date Wed, 06 Sep 2017 08:37:00 GMT
SammiChen created HDFS-12399:
--------------------------------

             Summary: Handle erasure coding codec change after name node restart
                 Key: HDFS-12399
                 URL: https://issues.apache.org/jira/browse/HDFS-12399
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: erasure-coding
    Affects Versions: 3.0.0-alpha3
            Reporter: SammiChen
            Assignee: SammiChen


Handle corner cases like erasure coding codec change after name node restart, cluster migration,
cluster downgrade or upgrade.



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