Stefan Bethke <s...@lassitu.de> writes: > Am 16.09.2010 um 11:05 schrieb Michael Sperber: > >> I just upgraded my desktop system from 7.3 to 8.1, and the main hard >> drive, which was /dev/ad6 before is now /dev/ad10. Consequently, the >> initial boot failed when trying to mount the root file system from ad6. >> >> The desktop system is now fixed, but I also have a rented server with >> only a serial console, and I worry that the upgrade is going to leave me >> with a dead machine. Is there any way to predict how the drive number >> changes? (Why does it change at all?) If so, what's the proper way to >> tell the system the initial root device *before* rebooting? > > If you have a serial console, you can always enter the root device at > the prompt, so you can recover there.
I know. But given the serial-console problems recently reported here, I was a bit reluctant to take the risk. > Long-term, the best option is to label your filesystems or partitions, > and use the label entries in fstab instead of the device names. I > don't remember what 7.3 offers in terms of labels, but glabel should > be available. Check tunefs if it offers the -L volname option, that's > even better. That sounds like a good idea. Thanks! -- Regards, Mike _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"