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https://issues.apache.org/jira/browse/YARN-7497?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jiandan Yang updated YARN-7497:
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Attachment: YARN-7497.004.patch
fix findbug error
> Add HDFSSchedulerConfigurationStore for RM HA
> ---------------------------------------------
>
> Key: YARN-7497
> URL: https://issues.apache.org/jira/browse/YARN-7497
> Project: Hadoop YARN
> Issue Type: New Feature
> Components: yarn
> Reporter: Jiandan Yang
> Attachments: YARN-7497.001.patch, YARN-7497.002.patch,
> YARN-7497.003.patch, YARN-7497.004.patch
>
>
> YARN-5947 add LeveldbConfigurationStore using Leveldb as backing store, but
> it does not support Yarn RM HA.
> YARN-6840 supports RM HA, but too many scheduler configurations may exceed
> znode limit, for example 10 thousand queues.
> HDFSSchedulerConfigurationStore store conf file in HDFS, when RM failover,
> new active RM can load scheduler configuration from HDFS.
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