[mdlug] Dual Core with Hyper Threading

Ingles, Raymond Raymond.Ingles at compuware.com
Wed May 9 10:19:38 EDT 2007


> From: David Lane

> The other thing is that an OS might "see" 2 or 4 cpu's and use them but
> slow down while waiting for a responce from a shadow of a CPU "thinking"
> that it is a fully functionaly CPU.  

 http://kniggit.net/wwol26.html

 Nope, the 2.6 kernel understands the difference between 'real' cores and
'virtual' (hyperthreading) cores.

 http://www.2cpu.com/articles/ht_linux/

 Sincerely,

 Ray Ingles                                          (313) 227-2317

 "[R]eading and critical thinking are dangerous, indeed subversive,
   in an unjust society." - Carl Sagan, "The Demon-Haunted World"

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