gmirror on a slice uncertainty

[Arne Wörner]

--- Pawel Jakub Dawidek <pjd at FreeBSD.org> wrote:
> On Fri, Jun 29, 2007 at 07:46:33AM -0700, Arne Wörner wrote:
> [...]
> > I wouldnt use a bsdlabel on the gmirror device
> 
> Why? It's perfectly safe and useful.
>
Because he wants to use the whole device for his "home" file system...
So he just introduces a 16 sectors offset...

> > I wouldnt share the same last sector for any GEOM entity (disk, slice,
> > partition, device)...
> 
> My GEOM classes knows how to deal with it. If configured properly, each
> provider has different size and this is enough for them to find the
> right one. For example ad0s1a is 16 sectors shorter than ad0s1, which i
> 63 sectors shorter than ad0 (when we have one slice covering entire disk
> and one partition covering entire slice).
> 
Cool...!

-Arne


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