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From "DENG FEI (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HADOOP-13949) Hadoop could provide IP instead of hostname to represent the node, which can reduce the DNS hostname resolution consumption
Date Wed, 04 Jan 2017 10:48:58 GMT
DENG FEI created HADOOP-13949:
---------------------------------

             Summary: Hadoop could provide IP instead of hostname to represent the node, which
can reduce the DNS hostname resolution consumption
                 Key: HADOOP-13949
                 URL: https://issues.apache.org/jira/browse/HADOOP-13949
             Project: Hadoop Common
          Issue Type: Improvement
          Components: common
            Reporter: DENG FEI


Normally,Hadoop use hostname represent the node,such as datanode,nodemanager,will lookup nameserver
at rack resolve or connnect rpc.
May be could provide a chance use ip walk around dns resolution.




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