ZanderXu created HDFS-17412:
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Summary: [FGL] Client RPCs involving maintenance supports
fine-grained lock
Key: HDFS-17412
URL: https://issues.apache.org/jira/browse/HDFS-17412
Project: Hadoop HDFS
Issue Type: Sub-task
Reporter: ZanderXu
Assignee: ZanderXu
There are multiple client RPCs that used for admin to maintain cluster.
This ticket is used to make these RPCs supporting fine-grained lock.
* getDatanodeReport
* getDatanodeStorageReport
* setSafeMode
* saveNamespace
* metaSave
* rollEdits
* restoreFailedStorage
* refreshNodes
* finalizeUpgrade
* upgradeStatus
* rollingUpgrade
* setBalancerBandwidth
* getCurrentEditLogTxid
* getEditsFromTxid
* getHAServiceState
* getSlowDatanodeReport
* getEnclosingRoot
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