Wei Yan created YARN-1126:
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Summary: Add validation of users input nodes-states options to
nodes CLI
Key: YARN-1126
URL: https://issues.apache.org/jira/browse/YARN-1126
Project: Hadoop YARN
Issue Type: Improvement
Reporter: Wei Yan
Assignee: Wei Yan
Follow the discussion in YARN-905.
(1) case-insensitive checks for "all".
(2) validation of users input, exit with non-zero code and print all valid
states when user gives an invalid state.
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