On 6/18/2014 9:32 AM, Alessandro Baggi wrote: > Ok, fencing is a requirement for a cluster for hardware failure. > I've another question about this arg, but for software failure. > Supposing to have a cluster of httpd installation on 6 virtualized > hosts, each one on a different server. Suppose also that a guest (named > host6) has a problem and can't start apache. With this scenario, the > ipmi, ups are unnecessary. How to work fencing in this way? How to make > fencing node? thats not a high availability cluster, thats just 6 different servers. I totally don't understand your statement that IPMI and UPS are unnecessary, unless you mean for external reasons, such as none of this being important. -- john r pierce 37N 122W somewhere on the middle of the left coast