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From "Jing Zhao (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-9371) Code cleanup for DatanodeManager
Date Wed, 04 Nov 2015 01:01:34 GMT
Jing Zhao created HDFS-9371:
-------------------------------

             Summary: Code cleanup for DatanodeManager
                 Key: HDFS-9371
                 URL: https://issues.apache.org/jira/browse/HDFS-9371
             Project: Hadoop HDFS
          Issue Type: Sub-task
            Reporter: Jing Zhao
            Assignee: Jing Zhao


Some code cleanup for DatanodeManager. The main changes include:
# make the synchronization of {{datanodeMap}} and {{datanodesSoftwareVersions}} consistent
# remove unnecessary lock in {{handleHeartbeat}}



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