GEOM causes kernel panic

Joshua Bell josh at oplink.net
Wed Oct 12 15:08:41 PDT 2005


I have 3 spindles, which have 3 partitions. (1 swap, 1 `/` backup, and the reset is for the raid).  

Config file:

drive d1 device /dev/ad4s1d
drive d2 device /dev/ad6s1e
drive d3 device /dev/ad8s1e
drive d4 device /dev/ad10s1e
volume raid
  plex org raid5 433k
    sd length 512m drive d1
    sd length 512m drive d2
    sd length 512m drive d3
    sd length 512m drive d4

`gvinum list`

4 drives:
D d1                    State: up       /dev/ad4s1d     A: 0/232328 MB (0%)
D d2                    State: up       /dev/ad6s1e     A: 0/232328 MB (0%)
D d3                    State: up       /dev/ad8s1e     A: 0/232328 MB (0%)
D d4                    State: up       /dev/ad10s1e    A: 0/232328 MB (0%)

1 volume:
V raid                  State: up       Plexes:       1 Size:        680 GB

1 plex:
P raid.p0            R5 State: up       Subdisks:     4 Size:        680 GB

4 subdisks:
S raid.p0.s0            State: up       D: d1           Size:        226 GB
S raid.p0.s1            State: up       D: d2           Size:        226 GB
S raid.p0.s2            State: up       D: d3           Size:        226 GB
S raid.p0.s3            State: up       D: d4           Size:        226 GB


>From this state, if I do anything like `gvinum start` it panics and reboots.  If I am at console, I can see an errors, but unable to 'catch' all of it.



On Wed, 12 Oct 2005 23:21:06 +0200
Lukas Ertl <le at FreeBSD.org> wrote:

> On Wed, 12 Oct 2005, Joshua Bell wrote:
> 
> >  When ever I try to transfer large filesets to the raid after getting it 
> > setup and mounted, the server panics and reboots.  Once the server is 
> > back online, the raid is set in `stale` and the kernel panics if I try 
> > to start the raid up.
> 
> I suppose you're talking about a geom_vinum RAID.  How does your setup 
> look like?
> 
> cheers,
> le
> 
> -- 
> Lukas Ertl                         http://homepage.univie.ac.at/l.ertl/
> le at FreeBSD.org                     http://people.freebsd.org/~le/
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