Re: Softraid Experimentation

2007-11-20 Thread Marco Peereboom
You cant write past the coerced size. The driver makes sure of that. On Fri, Nov 16, 2007 at 01:34:57PM -0500, Nick Guenther wrote: > On 11/16/07, Marco Peereboom <[EMAIL PROTECTED]> wrote: > > On Fri, Nov 16, 2007 at 11:01:13AM -0500, Nick Guenther wrote: > > > > > > Hijacking the thread a bit:

Re: Softraid Experimentation

2007-11-16 Thread Edd Barrett
On 16/11/2007, Marco Peereboom <[EMAIL PROTECTED]> wrote: > You did find a bug; that is removing the disk and rebooting it and then > reinserting it. I am not sure how you did it but it should have > complained that your raid set is only partially there. Can you > elaborate on you actual steps an

Re: Softraid Experimentation

2007-11-16 Thread Marco Peereboom
Oh I guess I should elaborate on that :-) What happens is that the larger disks gets coerced into a smaller size. So you lose the excess capacity at the end of the disk. I am actually working on a raid concat that you can use to claim all unused space and make it into a larger disk but my first p

Re: Softraid Experimentation

2007-11-16 Thread Nick Guenther
On 11/16/07, Marco Peereboom <[EMAIL PROTECTED]> wrote: > On Fri, Nov 16, 2007 at 11:01:13AM -0500, Nick Guenther wrote: > > > > Hijacking the thread a bit: Do all your disks need to be the same size > > to use softraid? softraid(4) and bioctl(8) do not mention anything > > about that. > > No you d

Re: Softraid Experimentation

2007-11-16 Thread Marco Peereboom
On Fri, Nov 16, 2007 at 04:45:04PM +, Edd Barrett wrote: > On 16/11/2007, Nick Guenther <[EMAIL PROTECTED]> wrote: > > Hijacking the thread a bit: > > I'll say :P > > > Do all your disks need to be the same size > > to use softraid? softraid(4) and bioctl(8) do not mention anything > > about

Re: Softraid Experimentation

2007-11-16 Thread Marco Peereboom
On Fri, Nov 16, 2007 at 10:42:11AM +, Edd Barrett wrote: > Hi there, > > I am playing with softraid. So far it seems very good. > > I have a 3 disk volume. If I remove one disk from the machine and > boot it up, this is the result: > > ---8<--- > # dmesg | grep softraid0 > softraid0 at root

Re: Softraid Experimentation

2007-11-16 Thread Marco Peereboom
On Fri, Nov 16, 2007 at 11:01:13AM -0500, Nick Guenther wrote: > On 11/16/07, Edd Barrett <[EMAIL PROTECTED]> wrote: > > Hi there, > > > > I am playing with softraid. So far it seems very good. > > > > Hijacking the thread a bit: Do all your disks need to be the same size > to use softraid? softra

Re: Softraid Experimentation

2007-11-16 Thread Edd Barrett
On 16/11/2007, Nick Guenther <[EMAIL PROTECTED]> wrote: > Hijacking the thread a bit: I'll say :P > Do all your disks need to be the same size > to use softraid? softraid(4) and bioctl(8) do not mention anything > about that. I assume so. I could not work out a way of rebuilding inconsistent vo

Re: Softraid Experimentation

2007-11-16 Thread Nick Guenther
On 11/16/07, Edd Barrett <[EMAIL PROTECTED]> wrote: > Hi there, > > I am playing with softraid. So far it seems very good. > Hijacking the thread a bit: Do all your disks need to be the same size to use softraid? softraid(4) and bioctl(8) do not mention anything about that. -Nick

Softraid Experimentation

2007-11-16 Thread Edd Barrett
Hi there, I am playing with softraid. So far it seems very good. I have a 3 disk volume. If I remove one disk from the machine and boot it up, this is the result: ---8<--- # dmesg | grep softraid0 softraid0 at root softraid0: not assembling partial disk that used to be volume 0 # bioctl softrai