mdiag -n command provides detailed information about the state of nodes
Moab or MAUi is currently tracking
Name State Procs Memory Disk Swap Speed Opsys Arch Par Load Res Classes Network Features Node-c00 Idle 8:8 32161:32161 1:1 62862:64158 2.10 linux [NONE] DEF 0.00 000 [rambutan_8:8][queue_8:8][lemo [DEFAULT] ..... ..... Node-c03 Busy 0:8 32161:32161 1:1 62735:64158 2.10 linux [NONE] DEF 8.00 001 [rambutan_8:8][queue_0:8][queue [DEFAULT] ..... .....
Interesting Columns that I would find especially useful is the STATE, Procs (Available Core), Swap and Load
You can further refine the search
# mdiag -n |grep Busy # mdiag -n |grep Idle