[zfs-discuss] ZFS Failing Drive procedure (mirrored pairs) - did I mess this up?

2008-09-08 Thread Karl Pielorz
Hi All, I run ZFS (a version 6 pool) under FreeBSD. Whilst I realise this changes a *whole heap* of things - I'm more interested in if I did 'anything wrong' when I had a recent drive failure... On of a mirrored pair of drives on the system started failing, badly (confirmed by 'hard' read

Re: [zfs-discuss] ZFS Failing Drive procedure (mirrored pairs) - did I mess this up?

2008-09-08 Thread Richard Elling
Karl Pielorz wrote: Hi All, I run ZFS (a version 6 pool) under FreeBSD. Whilst I realise this changes a *whole heap* of things - I'm more interested in if I did 'anything wrong' when I had a recent drive failure... On of a mirrored pair of drives on the system started failing, badly

Re: [zfs-discuss] ZFS Failing Drive procedure (mirrored pairs) - did I mess this up?

2008-09-08 Thread Miles Nordin
kp == Karl Pielorz [EMAIL PROTECTED] writes: kp Thinking about it - perhaps I should have detached ad4 (the kp failing drive) before attaching another device? no, I think ZFS should be fixed. 1. the procedure you used is how hot spares are used, so anyone who says it's wrong for any

Re: [zfs-discuss] ZFS Failing Drive procedure (mirrored pairs) - did I mess this up?

2008-09-08 Thread Bob Friesenhahn
On Mon, 8 Sep 2008, Miles Nordin wrote: no, I think ZFS should be fixed. 1. the procedure you used is how hot spares are used, so anyone who says it's wrong for any reason is using hindsight bias. 2. Being able to pull data off a failing-but-not-fully-gone drive is something a good

Re: [zfs-discuss] ZFS Failing Drive procedure (mirrored pairs) - did I mess this up?

2008-09-08 Thread Karl Pielorz
--On 08 September 2008 07:30 -0700 Richard Elling [EMAIL PROTECTED] wrote: This seems like a reasonable process to follow, I would have done much the same. [caveat: I've not examined the FreeBSD ZFS port, the following presumes the FreeBSD port is similar to the Solaris port] ZFS does

Re: [zfs-discuss] ZFS Failing Drive procedure (mirrored pairs) - did I mess this up?

2008-09-08 Thread Richard Elling
Karl Pielorz wrote: --On 08 September 2008 07:30 -0700 Richard Elling [EMAIL PROTECTED] wrote: This seems like a reasonable process to follow, I would have done much the same. [caveat: I've not examined the FreeBSD ZFS port, the following presumes the FreeBSD port is similar to the