Follow below steps for doing SM Master failover.
1. Verify that SM is enabled with correct SM settings on two or more IB Gateway Leaf Switches (depending on the configuration you have). For validating if SM is running following command can be executed on all the IB Switches.
4. Verify that the SM master has moved to different Switch by running "getmaster" command on one of the IB Switches.
5. Enabled back the SM again on the Switch which was running the SM master before (identified in above step 2). For this run below command.
Products to which Article Applies
Infiniband Switches
1. Verify that SM is enabled with correct SM settings on two or more IB Gateway Leaf Switches (depending on the configuration you have). For validating if SM is running following command can be executed on all the IB Switches.
service opensmd status
For validating the current SM settings following command can be executed.
setsmpriority list
2. Identify the Switch running the SM Master. For this run below command on any of the IB Switches.
getmaster
3. Login to IB Switch running SM Master (identified in above step 1) and disable SM using below command.
disablesm
After running above command SM Master will move to one of the other Switches which has SM enabled.4. Verify that the SM master has moved to different Switch by running "getmaster" command on one of the IB Switches.
5. Enabled back the SM again on the Switch which was running the SM master before (identified in above step 2). For this run below command.
enablesm
Products to which Article Applies
Infiniband Switches
Article Author: Tarun Boyella
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