On Wed, Jun 11, 2014 at 7:43 PM, Natxo Asenjo <natxo.ase...@gmail.com> wrote:
> > On Wed, Jun 11, 2014 at 7:32 PM, Dale Ghent <da...@omniti.com> wrote: > >> >> On Jun 11, 2014, at 1:01 PM, Natxo Asenjo <natxo.ase...@gmail.com> wrote: >> >> > # zpool attach -f rpool c4t13d1s0 c4t14d1s0 >> > cannot attach c4t14d1s0 to c4t13d1s0: devices have different sector >> alignment >> > >> > Any ideas? Yes, I am aware of the fact both disks are different in >> size, but provided I am formatting the 2nd one and copying the disklabel >> from the smaller one it should be ok, shouldn't it? >> >> So let’s look at the two drives you’re trying to work with: >> >> WD1600BJKT (c4t13d1, your boot disk) >> WD2500BPVT (c4t14d1, the mirror you want to add) >> >> Looking up those drives (WD Scorpio Blue and Scorpio Black models, >> respectively) shows that the WD2500BPVT has WD’s “Advanced Format” on it - >> ie, sector size is larger than the traditional 512n which which what the >> WD1600BJKT has. The Advanced Format is denoted in the drive model number >> with the “PVT” suffix. >> >> Because of this, zfs will refuse to try to meld the drives together into >> a mirror. You will need to replace the WD2500BPVT with a WD1600BJKT to >> match your existing one, or at the least make sure the drive is formatted >> with 512k sectors and not something larger. >> > > ok, clear, but the question remains: how do I achieve that (so I do not > have a WD1600BJKT, and want to format it with 512k sectors) in omnios? Is > it possible or do I just need to reinstall (I do have 2 WD2500BPVT disks, > so that is possible; a pain, but possible). > > using parted both disks seem to start at the same place: # parted /dev/rdsk/c4t13d1p0 unit s print Model: Generic Ide (ide) Disk /dev/rdsk/c4t13d1p0: 312581808s Sector size (logical/physical): 512B/512B Partition Table: msdos Number Start End Size Type File system Flags 1 16065s 312576704s 312560640s primary solaris boot # parted /dev/rdsk/c4t14d1p0 unit s print Model: Generic Ide (ide) Disk /dev/rdsk/c4t14d1p0: 488397168s Sector size (logical/physical): 512B/512B Partition Table: msdos Number Start End Size Type File system Flags 1 16065s 488392064s 488376000s primary solaris boot
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