Rocks shutdown, reinstall

To shutdown all the compute nodes:

cluster-fork “shutdown -h now”
or
rocks run host “shutdown -h now”

To shutdown frontend:

shutdown -h now

To reboot after shutdown

rocks run host compute “/sbin/shutdown -r now”

reinstall nodes, how?
On a particular node (not on frontend)

/boot/kickstart/cluster-kickstart-pxe

On the frontend

rocks set host boot action=install compute-0-0