Kernel forces machdep.hlt_cpus, how to change?

2006-01-05 Thread Walter Hop
Hello all, I'm testing out FreeBSD 6.0R on a Dual Xeon. I want to do some benchmarking of hyperthreading before I put this machine into use, so I am trying to turn off the HLTing of logical cpu's. A stock SMP kernel without any options gives the following sysctl's on this machine:

Re: Kernel forces machdep.hlt_cpus, how to change?

2006-01-05 Thread Colin Percival
Walter Hop wrote: I'm testing out FreeBSD 6.0R on a Dual Xeon. I want to do some benchmarking of hyperthreading before I put this machine into use, so I am trying to turn off the HLTing of logical cpu's. Read FreeBSD-SA-05:09.htt :