is there a way to do it "via software" ? (attach remove add detach)....
if not else, it would help me quite a lot to understand the underlying zfs mechanism ... thanks ;) tom On Sun, Jul 6, 2008 at 10:27 AM, Jeff Bonwick <[EMAIL PROTECTED]> wrote: > I would just swap the physical locations of the drives, so that the > second half of the mirror is in the right location to be bootable. > ZFS won't mind -- it tracks the disks by content, not by pathname. > Note that SATA is not hotplug-happy, so you're probably best off > doing this while the box is powered off. Upon reboot, ZFS should > figure out what happened, update the device paths, and... that's it. > > Jeff > > On Sun, Jul 06, 2008 at 08:47:25AM +0200, Tommaso Boccali wrote: >> > >> > As Edna and Robert mentioned, zpool attach will add the mirror. >> > But note that the X4500 has only two possible boot devices: >> > c5t0d0 and c5t4d0. This is a BIOS limitation. So you will want >> > to mirror with c5t4d0 and configure the disks for boot. See the >> > docs on ZFS boot for details on how to configure the boot sectors >> > and grub. >> > -- richard >> > >> >> uhm, bad. >> >> I did not know this, so now the root is >> bash-3.2# zpool status rpool >> pool: rpool >> state: ONLINE >> scrub: resilver completed after 0h8m with 0 errors on Wed Jul 2 16:09:14 >> 2008 >> config: >> >> NAME STATE READ WRITE CKSUM >> rpool ONLINE 0 0 0 >> mirror ONLINE 0 0 0 >> c5t0d0s0 ONLINE 0 0 0 >> c1t7d0 ONLINE 0 0 0 >> spares >> c0t7d0 AVAIL >> c1t6d0 AVAIL >> >> >> while c5t4d0 belongs to a raiz pool: >> >> ... >> raidz1 ONLINE 0 0 0 >> c0t4d0 ONLINE 0 0 0 >> c1t4d0 ONLINE 0 0 0 >> c5t4d0 ONLINE 0 0 0 >> c6t7d0 ONLINE 0 0 0 >> c5t5d0 ONLINE 0 0 0 >> c5t6d0 ONLINE 0 0 0 >> c5t7d0 ONLINE 0 0 0 >> c1t5d0 ONLINE 0 0 0 >> ... >> >> is it possible to restore the good behavior? >> something like >> - detach c1t7d0 from rpool >> - detach c5t4d0 from the other pool (the pool still survives since it is >> raidz) >> - reattach in reverse order? (and so reform mirror and raidz?) >> >> thanks a lot again!!!! >> >> tommaso >> > >> >> >> >> -- >> Tommaso Boccali >> INFN Pisa >> _______________________________________________ >> zfs-discuss mailing list >> zfs-discuss@opensolaris.org >> http://mail.opensolaris.org/mailman/listinfo/zfs-discuss > -- Tommaso Boccali INFN Pisa _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss