MapR 5.0 Documentation : volume container switchmaster

Switches the master replica for a specified container to another replica in the replica chain. This command fails if there is only one up-to-date replica for the container.

Only the root and the MAPR_USER (user name under which MapR services runs) user have permissions to run this command. 

Syntax

CLI

maprcli volume container switchmaster
[ -cluster cluster_name ]
-cid cid

RESThttp[s]://<host>:<port>/rest/volume/container/switchmaster?cid=<cid>

Parameters

ParameterDescription
clusterThe cluster on which to run the command. If this parameter is omitted, the command is run on the same cluster where it is issued. In multi-cluster contexts, you can use this parameter to specify a different cluster on which to run the command.
cidThe unique ID number for the container that you want to run the command on.

Example

Switches the master container for a specified container:

CLImaprcli volume container switchmaster -cid 2049
RESThttps://<host>:<port>/rest/volume/container/switchmaster?cid=2049