My computer score was:
./pi 100000 2
Process: 0.013584 secs.
Thread 0: 0.012288 secs.
Thread 1: 0.012190 secs.
Estimation of pi is 3.141593
I'm running kernel 2.0.36 with SMP on a dual 266 MHz Pentium II
Asus P2L97-DS,
Marco
Peter Rivera Jr wrote:
> How ya doing I tried out the program
> heres what i got
>
> [root@escobar6000 c++]# ./pi 100000 2
> Process: 0.010566 secs.
> Thread 0: 0.009242 secs.
> Thread 1: 0.009218 secs.
> Estimation of pi is 3.141593
> [root@escobar6000 c++]#
>
> Im running 2.037
> with SMP
> on a dual 350mhz Tyan tiger 100BX
>
> Hope this helps
>
> Pete,
>
> On Mon, 3 May 1999 [EMAIL PROTECTED] wrote:
>
> >
> >
> >
> > Hi,
> >
> > I just joined this group. For the record, I built a 2.2.4 kernel with SMP
> > enabled and it started fine
> > on my dual PPro box [TYAN S1668 motherboard, 440FX PCI-ISA]. Since there
> > are no "official" benchmarks
> > to verify dual processor speed, I wrote the following applet based on the
> > "Parallel programming mini-howto".
> > This applet calculates the value of PI given the number of interations (say
> > 100000) and the number of threads.
> > It would be interesting for others to build and run this, then report some
> > results for comparison. In particular, I'm interested in BX chipsets and
> > how shared memory configurations differ. Building the applet:
> >
> > gcc -O pi.c -o pi -D_REENTRANT -lpthread -lm
> > ./pi 100000 2 // times 2 threads calculating PI using 100000
> > iterations
> >
> > Source code:
> >
> > (See attached file: pi.c)
> >
> >
> > Here are my timings: (dual PPRO 150 MHz)
> >
> > Process: 0.029640 secs.
> > Thread 0: 0.028207 secs.
> > Thread 1: 0.028114 secs
> > Estimation of pi is 3.141593
> >
> > The total process took 29.6 ms. which consists of 2 threads running in
> > parallel (thread 0 = 28.2 ms, thread 1 = 28.1 ms).
> >
> > On another note, I am building a dual Celeron PCI card (custom design) and
> > would like to combine Real-time Linux with SMP into an embedded, bootable
> > kernel. Anyone ever work on this?
> >
> > Regards,
> >
> > Terry Arden
> >
>
> -
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--
Marco A. Montero "No deje drivers al alcance
Ing. Civil Electr�nico de los ni�os".
Universidad de Concepci�n M.M.
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