> Date: Wed, 25 Sep 1996 08:33:11 +0300 (EET DST)
> From: Linus Torvalds <torvalds@cs.helsinki.fi>
> To: "Greg R. Roelofs" <roelofs@nas.nasa.gov>
> Cc: linux-alpha@vger.rutgers.edu
> Subject: Re: UDB speed comparison
>
>
>
> On Tue, 24 Sep 1996, Greg R. Roelofs wrote:
> >
> > "Tracy R. Reed" <treed@straylight.connectnet.com> wrote:
> >
> > > host CPU Time
> > >
> > > redhat-udb 166Mhz 21066 0:10.01
> > > straylight 66Mhz 486 1:24.43
> > > sd 90Mhz Pentium 0:43.55
> > > rohan SS1000E 1cpu 0:09.17
> > > voyager 133Mhz Pentium 0:15.58
> > > helios SS20 0:10.71
> > >
> > > So the UDB came up with 2,400 digits of pi in 10.01 seconds. Not bad. :)
> > > It's the second fastest machine I have access to, but just barely. I wish
> > > I still had that old account on the Cray II at Kirtland AFB. :)
> >
> > Here's the C90 result (Cray cc, not gcc; not vectorized/parallelized/etc.):
> >
> > time ./pihex > /dev/null
> > 5.7767u 0.0361s 0:05 97%
> >
> > Presumably you're counting user+system time, so 5.81 seconds.
> >
> > (Do I win? :-) )
>
> No.
>
> [torvalds@ev5 torvalds]$ time a.out > /dev/null
> Command had non-zero exit status 13
> 3.97user 0.00system 0:04.02elapsed 98%CPU (0avgtext+0avgdata 0maxresident)k
> 0inputs+0outputs (71major+18minor)pagefaults 0swaps
> (ev5/333, and I don't expect to win this either, but I enjoy beating cray's
> with my home machine ;)
Did you beat the cray? Looks like you got a quick error there...
Unless it was supposed to come back with a non-zero error code.
--Dan