Vinum - plex larger than volume

[Greg 'groggy' Lehey]

On Wednesday, 24 September 2003 at 14:38:06 +0200, Ingeborg Hellemo wrote:
> FreeBSD 5.1-RELEASE-p6
>
> I am trying to stripe two large (1.3 TB) disks into one vinum volume.
>
>
> vinum -> stripe -v /dev/twed0a /dev/twed1a
> drive vinumdrive0 device /dev/twed0a
> drive vinumdrive1 device /dev/twed1a
> volume vinum0
>   plex name vinum0.p0 org striped 279k
>     sd name vinum0.p0.s0 drive vinumdrive0 size 2734359125b
>     sd name vinum0.p0.s1 drive vinumdrive1 size 2734359125b
> Can't create /dev/vinum/vinum0: File exists
> Can't create /dev/vinum/vol/vinum0: No such file or directory
> Can't create /dev/vinum/vol/vinum0.plex: No such file or directory
> Can't create /dev/vinum/plex/vinum0.p0: File exists
> Can't create /dev/vinum/vol/vinum0.plex/vinum0.p0: No such file or directory
> Can't create /dev/vinum/vol/vinum0.plex/vinum0.p0.sd: No such file or directory
> Can't create /dev/vinum/sd/vinum0.p0.s0: File exists
> Can't create /dev/vinum/sd/vinum0.p0.s1: File exists
> V vinum0                State: up       Plexes:       1 Size:        559 GB
> P vinum0.p0           S State: up       Subdisks:     2 Size:       2607 GB
> S vinum0.p0.s0          State: up       D: vinumdrive0  Size:       1303 GB
> S vinum0.p0.s1          State: up       D: vinumdrive1  Size:       1303 GB
>
> Why all these "Can't create" errors?

Good question.  I'll need more information for that, like I ask for in
the man page or on the web site.

> But most important, why is the plex larger than the volume?

This looks like an overflow problem.  The difference is exactly 2 TB,
or 2**32 sectors.

At this stage, unfortunately, I don't have a solution for you.  I'm
hoping to return to this sort of issue in a week or two.  Prod me
again then if you don't hear anything.

Greg
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