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