Nathan Roberts created HDFS-5535:
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Summary: Umbrella jira for improved HDFS rolling upgrades
Key: HDFS-5535
URL: https://issues.apache.org/jira/browse/HDFS-5535
Project: Hadoop HDFS
Issue Type: New Feature
Components: datanode, ha, hdfs-client, namenode
Affects Versions: 2.2.0, 3.0.0
Reporter: Nathan Roberts
In order to roll a new HDFS release through a large cluster quickly and safely,
a few enhancements are needed in HDFS. An initial High level design document
will be attached to this jira, and sub-jiras will itemize the individual tasks.
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