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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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Description:
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.
was:YARN-5947 add LeveldbConfigurationStore using Leveldb as backing store,
but it does not support Yarn RM HA. HDFSSchedulerConfigurationStore store conf
file in HDFS, when RM failover, new active RM can load scheduler configuration
from HDFS.
> 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-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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