Wangda Tan created YARN-2705:
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Summary: Changes of RM node label manager configuration
Key: YARN-2705
URL: https://issues.apache.org/jira/browse/YARN-2705
Project: Hadoop YARN
Issue Type: Sub-task
Reporter: Wangda Tan
Assignee: Wangda Tan
1) Add yarn.node-labels.manager-class, by default it's will not store anything
to file system
2) Use above at least in some places: RMNodeLabelsManager, RMAdminCLI. Convert
{{DummyNodeLabelsManager}} into a {{MemoryNodeLabelsManager}}
3) Document that RM configs and client configs for
yarn.node-labels.manager-class should match
4) fs-store.uri -> fs-store.root-dir
5) Similarly FS_NODE_LABELS_STORE_URI
6) For default value of fs-store.uri, put it in /tmp. But creaat
/tmp/hadoop-yarn-$\{user\}/node-labels
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