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SubjectRe: Performance Comparision
On Thu, 29 Apr 1999, Alan Cox wrote:

> > > Thats not a meaningful test btw. The glibc headers take longer to compile
> > > because of all the extensive standards features and optimisations.
> > >
> > > A valid compile test would be to build say the BSD ones with a BSD
> > > target compiler on BSD and Linux.
> > >
> > > Alan
> >
> > Well, this are the facts with the same hardware different OS.
>
> You could equally say "bash compiles faster on Linux than XFree86 on BSD"
>
> Meaningful benchmarking is quite an art. The Hint values themselves Im sure
> are good benchmark info for some things. The 'it compiles at a different speed'
> benchmark is not unless you use the same compilers headers, linkers and final
> target
>

While that is true for "scientific" analysis, a user who picks up BSD will
see the performance difference, and not care whather it was a result of
compilers, linker, etc.

--Phil

Digital/Compaq: HPSD/Benchmark Performance Engineering
Phillip.Ezolt@compaq.com ezolt@perf.zko.dec.com


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