Subject: Re: MP AS4100 hanging
To: Havard Eidnes <he@netbsd.org>
From: Greg Oster <oster@cs.usask.ca>
List: port-alpha
Date: 01/02/2003 07:56:19
Havard Eidnes writes:
> FWIW, I also have a CS20 which I've been running -current (currently
> 1.6K) on for a while, and I've been running it in MP mode with no
> observable major problems (OK, I'll admit that I've managed to wedge
> it once to the point of it requiring a power-cycle to recover; I think
> the problem involved ktrace, but I did not pursue this further).
> 
> Are you trying to use any particular functionality in the NetBSD
> kernel?  Raidframe, perhaps?  I'm not using raidframe, and if I recall
> correctly, there have been locking issues in the raidframe code which
> have not yet been fully resolved(?), and it's not inconceivable that
> these problems could cause more severe problems on MP systems.

I am not aware of any remaining locking issues in RAIDframe.  However: I've 
not tested it on a MP alpha box (I have tested it on a MP i386 box).

In any case, if there are locking issues left, I want to hear about them...

Later...

Greg Oster