the motherboard is M3N-HD/HDMI and the disks are old 320 gb Western Digital (WDCWD3200AAKS)
On Mon, Mar 18, 2013 at 2:59 PM, Hans J Albertsson < [email protected]> wrote: > > What motherboard and what disk types were involved? > > > > Skickat från min Samsung Mobil > > -------- Originalmeddelande -------- > Från: Pablo Oddera <[email protected]> > Datum: > Till: Discussion list for OpenIndiana <[email protected] > > > Rubrik: Re: [OpenIndiana-discuss] How do I swiych from IDE to AHCI mode for > my SATA disks, please vet my procedure! > > When i did it (and it was long ago), i just changed the > mode on the motherboard. Nothing else. The existing pools worked out of the > box. Also it change back (bios reset) and it still work on a IDE mode but > throwing a lot of errors on the logs. Then change it back and everything > come back to normal. > > > On Mon, Mar 18, 2013 at 2:14 PM, Hans J. Albertsson < > [email protected]> wrote: > > > > > Status: I have a server with two SATA disks carrying a root pool 2 way > > mirror. > > > > The motherboard is in IDE mode for SATA. > > > > This must now change, since I need to be able to accomodate disks of the > > 512e ilk, i e disks that lie about their blocksize, which really is 4k. > > > > I think I should do the following: > > > > On the running host, I make sure either disk can be booted, by doing the > > installgrub things. > > > > Then I reboot the machine on a live DVD. On the way up, I set the Bios to > > use AHCI mode for the SATA disks, and boot the Live DVD. > > > > From the live cd I do, I hope this is correct! Please vet! > > > > > > ------- > > zpool import -f rpool > > > > ( The -f is because I didn't export it on the running system, because I > > couldn't, but I know it isn't active, I'm running off a DVD, see. But how > > does "zpool" find rpool???) > > > > touch /a > > > > zfs set -o canmount=on,mountpoint=/a root/ROOT/OI-151a7 > > > > zfs mount rpool/ROOT/OI-151a7 > > > > devfsadm -r /a -Cv > > > > bootadm update-archive -R /a > > > > zpool export rpool > > > > reboot > > -------- > > > > > > > > After the reboot, if everything is OK I'm fine, but what can I do to > > recover in IDE mode if all this breaks for some dumb mistake or error?? > > > > I'd like to ensure that disk number two remains unchanged until I know > > AHCI mode works, so that I can either attach and resilver disk 2 if all > is > > OK or else reboot the Live DVD and recreate the IDE rpool from disk 2. > > > > An alternative to devfsadm would be to erase the dev and devices trees > > embedded in the rpool and copy the Live DVD /dev and /devices in. > > > > And I suppose a new installgrub would have to be performed somewhere > after > > the dev/devices revamp and and before the bootadm > > > > > > > > > > > > > > > > > > ______________________________**_________________ > > OpenIndiana-discuss mailing list > > OpenIndiana-discuss@**openindiana.org< > [email protected]> > > http://openindiana.org/**mailman/listinfo/openindiana-**discuss< > http://openindiana.org/mailman/listinfo/openindiana-discuss> > > > _______________________________________________ > OpenIndiana-discuss mailing list > [email protected] > http://openindiana.org/mailman/listinfo/openindiana-discuss > _______________________________________________ > OpenIndiana-discuss mailing list > [email protected] > http://openindiana.org/mailman/listinfo/openindiana-discuss > _______________________________________________ OpenIndiana-discuss mailing list [email protected] http://openindiana.org/mailman/listinfo/openindiana-discuss
