On Tue, Apr 01, 2008 at 04:58:22AM -0500, bennett@xxxxxxxxxx wrote 4.5K bytes in 68 lines about: : hellas # sysctl machdep.hyperthreading_allowed=0 : machdep.hyperthreading_allowed: 1 -> 0 Just for a test, have you tried disabling HT in the bios? I'll setup a fbsd-7-stable sytem with 0.2.0.23-rc on an HT system to see if I can replicate. -- Andrew