노드 재설치

1.1. Re-install a Compute-0-0

# ssh-agent $SHELL

# shoot-node compute-0-0

1.2. Forcing a Re-install at Next PXE Boot(compute-0-0)

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

# rocks list host boot

HOST         ACTION 

isc:            -------

compute-0-0: install

compute-0-1: os

# ssh compute-0-0 "sync;shutdown -r now"

2.1 Re-install All Compute Nodes

# rocks run host /boot/kickstart/cluster-kickstart

2.2 Forcing a Re-install at Next PXE Boot(All Compute Nodes)

# rocks set host boot compute action=install

# rocks list host boot

HOST         ACTION 

icluster:       -------

compute-0-1: install

compute-0-0: install

# rocks run host "sync;shutdown -r now"

2.3 스크립트

#! /bin/bash 

for node in `rocks list host | grep compute | cut -f 1 -d :` 

   do 

        rocks set host boot $node action=install 

        rocks run host $node "sync;shutdown -r now"

   done 

exit