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Hello,

On Jan 5, 2008, at 12:58, Rafal Boni wrote:

> Michael Lorenz wrote:
>> Hello,
>> On Jan 5, 2008, at 03:11, Rafal Boni wrote:
>>> I just rebooted my trusty Netra T1 with a shiny new 4.99.48  
>>> kernel and
>>> thought I'd kick off a userland build.  Things seemed to go  
>>> swimmingly
>>> for a few minutes, then the machine ground to an un-usable state --
>>> userland seems to be mostly non-responsive, though the machine is
>>> pingable, answers a ^T at a tty (well, it seems to be wedged harder
>>> now.. it did for a while after the apparent lockup), and the disk  
>>> sounds
>>> like progress is being made on the build.
>>> But, I can't get any echo from a tty anymore, and god forbid I  
>>> should
>>> want to log in ;)
>>> Anyone seeing anything similar?  Should I go back to the last- 
>>> known-good
>>> kernel for a while? ;)
>> Are you using lfs? I see something similar on a dual G4 Mac with  
>> OBJ and TOOLS on an lfs partition, a userland build reliably  
>> triggers it, processes hang solid when accessing stuff on lfs,  
>> can't be killed and the fs can't be unmounted.
>
> No lfs here, just bog-standard ffs w/out softdep.  But I did have  
> the same issue of unkillable processes (killing them from DDB,  
> since I couldn't get userland response), and when I finally  
> rebooted (again, from DDB) the system hung unmounting the  
> filesystems as well. Good thing the LOM can still kick the box and  
> reboot it ;)

Ok, different problem then. In my case userland remains responsive,  
ffs filesystems work just fine, only lfs acts up but processes  
getting stuck are apparently waiting passively so it looks like a  
locking problem to me.

have fun
Michael
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