Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+ (fwd)

[Russell Cattelan <cattelan@xxxxxxxxxxx>]

Andi Kleen wrote:

> On Mon, Jan 22, 2001 at 12:53:33PM -0600, Russell Cattelan wrote:
> > Steve Lord wrote:
> >
> >
> > Also Note: all of XFS's meta data writes when using LVM or MD devices
> > should be in 512byte chunks.
> > The switching sizes messeages is a bit weird as no size should be
> > anything
> > but 512 (meta data) or 4096 (file data)
>
> Just a random side comment... nothing really important.
>
> This means that XFS won't work on Linux/s390 because it has devices
> that do not physically support 512 byte blocks. We had fun fixing LVM there
> which used to rely on 512byte writes too.

Ouch that one would be really hard to fix. This would require a bunch of
XFS work. :-(


>
>
> -Andi

--
Russell Cattelan
--
Digital Elves inc. -- Currently on loan to SGI
Linux XFS core developer.