Re: Threads FAQ entry incomplete

2001-06-20 Thread Charles Cazabon
J.D. Bakker <[EMAIL PROTECTED]> wrote: > At 13:42 -0600 20-06-2001, Charles Cazabon wrote: > >Rodrigo Ventura <[EMAIL PROTECTED]> wrote: > > > BTW, I have a question: Can the availability of dual-CPU boards for > > > intel and amd processors, rather then tri- or quadra-CPU boards, be > > > explain

Re: Threads FAQ entry incomplete

2001-06-20 Thread D. Stimits
"J.D. Bakker" wrote: > > At 13:42 -0600 20-06-2001, Charles Cazabon wrote: > >Rodrigo Ventura <[EMAIL PROTECTED]> wrote: > > > BTW, I have a question: Can the availability of dual-CPU boards for intel > >> and amd processors, rather then tri- or quadra-CPU boards, be explained with > >> the fa

Re: Threads FAQ entry incomplete

2001-06-20 Thread J.D. Bakker
At 13:42 -0600 20-06-2001, Charles Cazabon wrote: >Rodrigo Ventura <[EMAIL PROTECTED]> wrote: > > BTW, I have a question: Can the availability of dual-CPU boards for intel >> and amd processors, rather then tri- or quadra-CPU boards, be explained with >> the fact that the performance degrades s

Re: Threads FAQ entry incomplete

2001-06-20 Thread Charles Cazabon
Rodrigo Ventura <[EMAIL PROTECTED]> wrote: > > BTW, I have a question: Can the availability of dual-CPU boards for intel > and amd processors, rather then tri- or quadra-CPU boards, be explained with > the fact that the performance degrades significantly for three or more CPUs? > Or is there a te

Re: Threads FAQ entry incomplete

2001-06-20 Thread Rodrigo Ventura
> "Mike" == Mike Kravetz <[EMAIL PROTECTED]> writes: Mike> Note that in the 2 and 4 CPU cases, the run queue length is Mike> aprox 2x the number of CPUs and the scheduler seems to Mike> perform reasonably well with respect to locking. In the 8 Mike> CPU case, the number of ta

Re: Threads FAQ entry incomplete

2001-06-20 Thread Mike Kravetz
I would take exception with the following statements in the FAQ: "However, the Linux scheduler is designed to work well with a small number of running threads. Best results are obtained when the number of running theads equals the number of processors." I agree that the Linux scheduler is design

Threads FAQ entry incomplete (was: Alan Cox quote?)

2001-06-20 Thread Stephen Satchell
At 03:12 PM 6/19/01 -0600, Richard Gooch wrote: >New FAQ entry: http://www.tux.org/lkml/#s7-21 > >Yeah, it's probably a bit harsh :-) It's also incomplete, in my view, to the point of being misleading. Part of the reason I'm reacting so harshly to this FAQ entry is that it flies in the face of