Allow HDFS DataNodes and NameNode to have different build versions ------------------------------------------------------------------
Key: HDFS-1129 URL: https://issues.apache.org/jira/browse/HDFS-1129 Project: Hadoop HDFS Issue Type: Improvement Reporter: dhruba borthakur There are times when we want to deploy fixes to the NameNode without restarting the DataNodes. This reduces the restart time of the entire cluster. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.