Re: freezes with reiser4 in a raid1 with 2.6.11-rc5-mm1

[Brad Campbell]

Florian Engelhardt wrote:
> I activated the raid (/dev/md0), then mounted it, and after
> that i was starting nfs. I was able to mount the share
> on my desktop, creating direcrotys was no problem, but
> as soon as i was copying a file to the share, the server
> freezed.
> Creating files localy (while loged in via ssh) is leading
> to the process is staying in state D.
> Sometimes, when i start nfsd, the system reboots immediately,
> sometimes not.
> At the momment, most of the processes are in state D, reboot
> does not work, and i am not at home, so i am unable to reboot
> the machine manualy.

Neat trick which I only discovered in desparation last week when battling a RAID lockup on the 
-rc4-mm1 kernel on a remote box.

I was also having hard lockup issues, but reseating all my PCI cards appear to have rectified that one.

As root. echo b > /proc/sysrq-trigger

Of course only if you have alt-sysrq built in.

Brad
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