Solaris wrote: > I considered this as well, but that's the beauty of marrying ZFS with > a hotplug SATA backplane :) > > I chose the to use the 5-in-3 hot-swap chassis in order to give me a > way to upgrade capacity in place, though the 4-in-3 would be as easy, > though with higher risk. > > 1. hot-plug a new 500GB SATA disk into the 5th spot in the backplane. > > 2. zpool replace mypool c1t3d0 c1t4d0 > where c1t[0-3]d0 are my currently active 250GB drives > > 3. wait for resilver to complete. > > 4. hot-pull c1t3d0 and pull the drive from the chassis, replace with > new 500GB drive, hot-plug back into backplane. > > 5. zpool replace mypool c1t0d0 c1t3d0 > > 6. wait for resilver to complete, rinse and repeat. > > As soon as all disks have been replaced, my zpool will be 1TB, not 500GB. >
Sure, that's the same process I have in mind, it's just that you have to replace all the disks in the vdev at once to get the new capacity, so I felt that sticking to mirrors (meaning only two disks in the vdev) was more suitable for my expected future history. -- David Dyer-Bennet, [EMAIL PROTECTED]; http://dd-b.net/ Snapshots: http://dd-b.net/dd-b/SnapshotAlbum/ Photos: http://dd-b.net/photography/gallery/ Dragaera: http://dragaera.info _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss