Checking the ResourceManager State
About this task
Procedure
To check the state of a ResourceManager, run the following command with the
serviceID:
yarn rmadmin -getServiceState <serviceID>
The command returns
active
or standby
based on the
state of the ResourceManager associated with the serviceID that you provide.
NOTE: Tip To determine the serviceIDs associated with the ResourceManagers in the cluster,
run
hadoop conf | grep yarn.resourcemanager.ha.rm-ids