gvinum raid5 newfs problem

[jason]

Steffen Hetzel wrote:

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>Hi,
>
>i'd like to set up a FreeBSD Server (for 3 Clients). I'll use vinun for
>/tmp/usr/var /home and /trash - partition. (/trash is for old stuff)
>
>I use gvinum Raid0 for /tmp ; Raid1 for /usr, /var & /home without any
>problems.
>
>My /trash - Partition is a Raid5 Array with 4x80GB IDE Discs attached
>on a Promise Ultra100TX2 Controller. It's no problem to set up the array
>and init it. But when i try to make "newfs-U /dev/gvinum/trash" the
>system stop ...
>
>feuer# newfs -U /dev/gvinum/trash
>/dev/gvinum/trash: 235585.1MB (482478336 sectors) block size 16384,
>fragment size 2048        using 1282 cylinder groups of 183.77MB, 11761
>blks, 23552 inodes.        with soft updates
>super-block backups (for fsck -b #) at:
> 160, 376512, 752864, 1129216, 1505568, 1881920, 2258272, 2634624,
>3010976, 3387328, 3763680, 4140032, 4516384, 4892736, 5269088, 5645440,
>6021792,
>
>and gives the following error message:
>
>feuer kernel: stray irq7
>
>and furher it crashed, so that i can't log in or something else. I have
>tryed it with my own Kernel
>
>feuer# uname -a
>FreeBSD feuer.***.** 5.3-STABLE FreeBSD 5.3-STABLE #0: Tue Oct
>26 19:03:09 UTC 2004    
>hazelnut at feuer.***.**:/usr/obj/usr/src/sys/SERVER  i386 
>
>and with the 5.3beta6 GENERIC Kernel. No difference. 
>
>I get the same error-message when i try to "newfs" using vinum, but the
>system don't crash.
>
>Furthermore i can't find any device on irq7. So i'm helpless and fear,
>that there is a hardware problem. I've posted the problem to the german
>mailing list, and found someone (michael) with the same problem - but no
>one who can help.
>
>I attach my dmesg & my vinum.conf - maybe it helps you.
>
>Thanks in advance
>
>Steffen
>
>
>  
>
sounds like irq flooding or other troulbe from acpi.  Try vmstat -i to 
see what irq 17 is doing.  There is alot of info on this on the lists 
and if a update does not fix this be sure to send a pr.