tools/appliance/definitions/systemvmtemplate/zerodisk.sh - cloudstack - Git at Google

 #clean up stuff copied in by veewee
 rm -f /root/*

 # Zero out the free space to save space in the final image:
 dd if=/dev/zero of=/EMPTY bs=1M
 rm -f /EMPTY
	#clean up stuff copied in by veewee
	rm -f /root/*

	# Zero out the free space to save space in the final image:
	dd if=/dev/zero of=/EMPTY bs=1M
	rm -f /EMPTY