On Sun, Feb 1, 2009 at 1:56 PM, Richard Scobie <richard@xxxxxxxxxxx> wrote: > Troy Cauble wrote: >> >> I want to replace both disks in a RAID-1 with larger ones using the >> instructions here: >> >> http://linux-raid.osdl.org/index.php/Growing#Extending_an_existing_RAID_array >> >> It looks straightforward: mdadm -f, mdmadm -r, swap a drive, etc., etc. >> >> Except if I -f & -r a drive, I won't know which physical drive to pull. >> (And I have no spare SATA ports.) > > smartctl -a -d ata /dev/sdx > > will tell you the serial number of the drive, which then lets you shutdown, > identify and remove the correct one. > > Regards, > > Richard Thanks, Since my original post, I found out about getting the serial number via smartctl or hdparm. But before I start failing and removing drives, I'd like to understand why my set up didn't handle a physically removed drive. Because if that happens after the -f & -r, then I'm really stuck. Thanks, -troy -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html