On 30.10.2010 15:46, Jussi Hirvi wrote: > I have a xen system with four guest OS's, (see list below). When I > reboot the host, other guests autostart normally, but mail2 does not. I > have found no explanation for this. > > The host and all guests are CentOS 5.5. Have you checked relevant log files: - dmesg - /var/log/xen/* Usually if one of the guests doesn't start without explanation it should give something out. Brute force fix would be to delete the guest and recreate it. -vpk