PERFORCE change 121535 for review

[Pawel Jakub Dawidek]

On Tue, Jun 12, 2007 at 08:57:20PM +0000, Ulf Lilleengen wrote:
> http://perforce.freebsd.org/chv.cgi?CH=121535
> 
> Change 121535 by lulf at lulf_carrot on 2007/06/12 20:57:13
> 
> 	- Allow subdisks to be added to raid5 plexes again.
> 	- Add detach to userland gvinum tool
> 	- Add gv_detach general request handler for detaching
> 	- Add gv_detach_sd and gv_detach_plex to detach a subdisk and a plex.
> 	- Make gv_sd_to_plex use the standard plex-size calculation.
> 	- Add a sddetached-variable to gv_plex do be able to detect wether a
> 	  plex misses a subdisk or not. This variable is increased when a
> 	  subdisk is detached, and increased when a subdisk is attached.
> 	- Remove weird offset-check with a correct one.
> 	- Hook it up in the event system.
> 	- Looks like handling a crashed drive, and replacing it is working so
> 	  far!  

What do you use to test this? If you're not using it now, you should try
gnop(8). You can simulate disk removal and I/O errors. It proved to be
very handy for me in the past.

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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