Akira AJISAKA created HDFS-5778:
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Summary: Document new commands and parameters for improved rolling
upgrades
Key: HDFS-5778
URL: https://issues.apache.org/jira/browse/HDFS-5778
Project: Hadoop HDFS
Issue Type: Sub-task
Components: documentation
Affects Versions: HDFS-5535 (Rolling upgrades)
Reporter: Akira AJISAKA
"hdfs dfsadmin -rollingUpgrade" command was newly added in HDFS-5752, and some
other commands and parameters will be added in the future. They should be
documented before merging to trunk.
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