You can display the nodes in your GPFS nodesets by issuing the mmlsnode command. For example, to display the nodes in all of the nodesets in the GPFS cluster, enter:
mmlsnode -a
The system displays information similar to:
Nodeset Node list
------------- -----------------------------------
set1 k145n29,k145n30,k145n31,k145n32
set2 k145n33,k145n34,k145n35,k145n36,k145n37,k145n38,k145n39,k145n40,k14sn41,
k145n42,k145n43,k145n44,k145n45,k145n46