/clusters/{clusterName}/services/{serviceName}/roleCommands/refresh
Mount Point: /api/v10/clusters/{clusterName}/services/{serviceName}/roleCommands/refresh
POST
Refresh a role's data.
For MapReduce services, this command should be executed on JobTracker roles. It refreshes the role's queue and node information.
For HDFS services, this command should be executed on NameNode or DataNode roles. For NameNodes, it refreshes the role's node list. For DataNodes, it refreshes the role's data directory list.
For YARN services, this command should be executed on ResourceManager roles. It refreshes the role's queue and node information.
Available since API v1. DataNode data directories refresh available since API v10.
Parameters
name | description | type | default |
---|---|---|---|
serviceName | (no documentation provided) | path | |
clusterName | (no documentation provided) | path |
Request Body
element: | roleNames |
The names of the roles.
Response Body
element: | bulkCommandList |
A list of submitted commands.