Re: [zfs-discuss] How to remove [alternate] cylinders from slice 9?

2009-08-21 Thread Andrew Gabriel
You can remove them by using fmthard(1M) instead of format(1M). This allows full access to all 16 slices on x86. Actually, if you want an exact copy of the VToC, grab the output of prtvtoc(1M) from one disk, and send it into fmthard -s on the other disk. (I've not tried this where EFI labels a

Re: [zfs-discuss] How to remove [alternate] cylinders from slice 9?

2009-08-21 Thread Jeff Victor
Thanks Trevor. Good to hear from you. I needed to use '-e' to move forward. I think I was confused because these sources seem to disagree on SMI vs. EFI labels for ZFS: ZFS always uses EFI: * "ZFS formats the disk using an EFI label to contain a single, large slice" - no mention of any except

Re: [zfs-discuss] How to remove [alternate] cylinders from slice 9?

2009-08-20 Thread Trevor Pretty
Jeff old mate I assume you used format -e? Have you tried swapping the label back to SMI and then back to EFI? Trevor Jeff Victor wrote: I am trying to mirror an existing zpool on OpenSolaris 2009.06. I think I need to delete two alternate cylinders... The existing disk in the pool (c

[zfs-discuss] How to remove [alternate] cylinders from slice 9?

2009-08-20 Thread Jeff Victor
I am trying to mirror an existing zpool on OpenSolaris 2009.06. I think I need to delete two alternate cylinders... The existing disk in the pool (c7d0s0): Part TagFlag Cylinders SizeBlocks 0 rootwm 1 - 19453 149.02GB(19453/0/0) 3125124