On Mar 4, 2011, at 11:19 AM, Eric D. Mudama wrote: > On Fri, Mar 4 at 9:22, Robert Hartzell wrote: >> In 2007 I bought 6 WD1600JS 160GB sata disks and used 4 to create a raidz >> storage pool and then shelved the other two for spares. One of the disks >> failed last night so I shut down the server and replaced it with a spare. >> When I tried to zpool replace the disk I get: >> >> zpool replace tank c10t0d0 >> cannot replace c10t0d0 with c10t0d0: device is too small >> >> The 4 original disk partition tables look like this: >> >> Current partition table (original): >> Total disk sectors available: 312560317 + 16384 (reserved sectors) >> >> Part Tag Flag First Sector Size Last Sector >> 0 usr wm 34 149.04GB 312560350 >> 1 unassigned wm 0 0 0 >> 2 unassigned wm 0 0 0 >> 3 unassigned wm 0 0 0 >> 4 unassigned wm 0 0 0 >> 5 unassigned wm 0 0 0 >> 6 unassigned wm 0 0 0 >> 8 reserved wm 312560351 8.00MB 312576734 >> >> Spare disk partition table looks like this: >> >> Current partition table (original): >> Total disk sectors available: 312483549 + 16384 (reserved sectors) >> >> Part Tag Flag First Sector Size Last Sector >> 0 usr wm 34 149.00GB 312483582 >> 1 unassigned wm 0 0 0 >> 2 unassigned wm 0 0 0 >> 3 unassigned wm 0 0 0 >> 4 unassigned wm 0 0 0 >> 5 unassigned wm 0 0 0 >> 6 unassigned wm 0 0 0 >> 8 reserved wm 312483583 8.00MB 312499966 >> >> So it seems that two of the disks are slightly different models and are >> about 40mb smaller then the original disks. > > > One comment: The IDEMA LBA01 spec size of a 160GB device is > 312,581,808 sectors. > > Instead of those WD models, where neither the old nor new drives > follow the IDEMA recommendation, consider buying a drive that reports > that many sectors. Almost all models these days should be following > the IDEMA recommendations due to all the troubles people have had. > > --eric > > -- > Eric D. Mudama > edmud...@bounceswoosh.org >
Thats encouraging, if I have to I would rather buy one new disk then 4. Thanks, Robert -- Robert Hartzell b...@rwhartzell.net RwHartzell.Net, Inc. _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss