Gerrit Holl wrote: > I recently bought a Hyperthreading Intel Pentium 4 processor. I compiled > Linux kernel 2.6.5 with hyperthreading. Unfortunately, it hangs > irreproducably on boot; sometimes on 'starting Postfix', sometimes on > 'starting console mouse services', etc. What kernel options do I need to > configure in order to get hyperthreading working? I figured it myself. I was searching for 'Hyperthreading' and thus didn't find the kernel docs about 'Hyper Threading' ;-). For the archive readers: in grub.conf, add "acpi=ht" to the kernel commandline. A precompiled kernel does so self, but I compiled my own kernel. Gerrit. -- Weather in Twenthe, Netherlands 14/04 16:25: 14.0°C Scattered clouds partly cloudy wind 2.2 m/s N (57 m above NAP) -- Experiences with Asperger's Syndrome: EN http://topjaklont.student.utwente.nl/english/ NL http://topjaklont.student.utwente.nl/