Regression 7.0R -> 7-stable?

[Edwin Groothuis]

On Thu, Aug 07, 2008 at 01:29:47PM +0200, Gerrit K?hn wrote:
> Hi folks,
> 
> I have a rather new FujitsuSiemens Esprimo here with an AMD Phenom X3
> processor (triple core is somehow strange :-) and a lot of NVidia stuff
> onboard. I installed 7.0-R, which ran quite well except for the bge driver
> and snd_hda which both complained.
> After putting in an extra networking card I was able to install some more
> software and all appeared to be nice. Then I cvsupped to the recent
> 7-stable as of today. My hope was that maybe the bge or the sound card
> would improve from this. However, the new kernel I compiled does not run
> at all. It boots up to CPU#1 and CPU#2 lauchned messages and then sits
> there and does nothing anymore. I have verified this behaviour with amd64
> snapshot images from July and August to make sure I did not compile a bad
> kernel. Both show the same behaviour.
> Are there any ideas what has changed from 7.0-R to recent 7.0-stable that
> could cause this? What can I do to debug/fix this?

Make sure you have this in your /etc/sysctl.conf:

    [~] edwin at k7>grep hyper /etc/sysctl.conf 
    machdep.hyperthreading_allowed=1

Then with top you can see the CPUs in use ----------v

  PID USERNAME    THR PRI NICE   SIZE    RES STATE  C   TIME   WCPU COMMAND
69200 edwin         9  44    0   236M   130M ucond  0  33:37  5.76% seamonkey-b
 3317 edwin         1  71    0 38404K 33572K select 1   3:51  0.10% mutt
 3015 edwin         1  45    0   403M 81672K select 0 101:52  0.00% Xorg


Edwin
-- 
Edwin Groothuis      |            Personal website: http://www.mavetju.org
edwin at mavetju.org    |              Weblog: http://www.mavetju.org/weblog/