When is it worth enabling hyperthreading?

2009-10-09 Thread Scott Bennett
On Wed, 07 Oct 2009 23:24:48 -0400 Pierre-Luc Drouin pldro...@pldrouin.net wrote: Could someone explain me in which cases it is useful to enable hyperthreading on a machine running FreeBSD 8.0 and in which other cases it is not a good idea? Is that possible that hyperthreading is

Re: When is it worth enabling hyperthreading?

2009-10-08 Thread Bill Moran
Pierre-Luc Drouin pldro...@pldrouin.net wrote: Hi, Could someone explain me in which cases it is useful to enable hyperthreading on a machine running FreeBSD 8.0 and in which other cases it is not a good idea? Is that possible that hyperthreading is disadvantageous unless the number of

When is it worth enabling hyperthreading?

2009-10-07 Thread Pierre-Luc Drouin
Hi, Could someone explain me in which cases it is useful to enable hyperthreading on a machine running FreeBSD 8.0 and in which other cases it is not a good idea? Is that possible that hyperthreading is disadvantageous unless the number of active (non-sleeping) threads is really high? For