Re: [zfs-discuss] What would happen with a zpool if you 'mirrored' a disk...

2010-02-04 Thread Robert Milkowski
On 04/02/2010 13:45, Karl Pielorz wrote: --On 04 February 2010 11:31 + Karl Pielorz wrote: What would happen when I tried to 'online' ad2 again? A reply to my own post... I tried this out, when you make 'ad2' online again, ZFS immediately logs a 'vdev corrupt' failure, and marks 'ad2

Re: [zfs-discuss] What would happen with a zpool if you 'mirrored' a disk...

2010-02-04 Thread Karl Pielorz
--On 04 February 2010 08:58 -0500 Jacob Ritorto wrote: Seems your controller is actually doing only harm here, or am I missing something? The RAID controller presents the drives as both a mirrored pair, and JBOD - *at the same time*... The machine boots off the partition on the 'mirrore

Re: [zfs-discuss] What would happen with a zpool if you 'mirrored' a disk...

2010-02-04 Thread Mark J Musante
On Thu, 4 Feb 2010, Karl Pielorz wrote: The reason for testing this is because of a weird RAID setup I have where if 'ad2' fails, and gets replaced - the RAID controller is going to mirror 'ad1' over to 'ad2' - and cannot be stopped. Does the raid controller not support a JBOD mode? Regards

Re: [zfs-discuss] What would happen with a zpool if you 'mirrored' a disk...

2010-02-04 Thread Jacob Ritorto
Seems your controller is actually doing only harm here, or am I missing something? On Feb 4, 2010 8:46 AM, "Karl Pielorz" wrote: --On 04 February 2010 11:31 + Karl Pielorz wrote: > What would happen... A reply to my own post... I tried this out, when you make 'ad2' online again, ZFS immed

Re: [zfs-discuss] What would happen with a zpool if you 'mirrored' a disk...

2010-02-04 Thread Karl Pielorz
--On 04 February 2010 11:31 + Karl Pielorz wrote: What would happen when I tried to 'online' ad2 again? A reply to my own post... I tried this out, when you make 'ad2' online again, ZFS immediately logs a 'vdev corrupt' failure, and marks 'ad2' (which at this point is a byte-for-byte

[zfs-discuss] What would happen with a zpool if you 'mirrored' a disk...

2010-02-04 Thread Karl Pielorz
Hi All, I've been using ZFS for a while now - and everything's been going well. I use it under FreeBSD - but this question almost certainly should be the same answer, whether it's FreeBSD or Solaris (I think/hope :)... Imagine if I have a zpool with 2 disks in it, that are mirrored: " NAME