Novell SUSE LINUX ENTERPRISE SERVER 10 SP2 HEARTBEAT Manual page 107

sociated with the old UUID value. Do not change the UUID unless you
changed all references to it as well.
--read, -r
Read the UUID value and print it to stdout.
See Also
/var/lib/heartbeat/hb_uuid
Author
crm_uuid was written by Andrew Beekhof.
Managing a Cluster 99