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Re: Raising minimum CPU requirement for i386 kernel



Le lundi 25 mai 2009 à 15:03 +0200, Goswin von Brederlow a écrit :
> "J.A. Bezemer" <costar@wormhole.robuust.nl> writes:
> 
> > On Sun, 24 May 2009, Bastian Blank wrote:
> >
> >> Hi folks
> >> 
> >> I would like to raise the minimum CPU requirement for the shipped Linux
> >> kernels in the i386 port to i686 (with cmov).
> > [..]
> >
> > Popcon gives us some rough numbers to think about:
> >
> > linux-image-2.6-686            49518
> > linux-image-2.6-486             6191
> >
> > Given that the installer's automatic kernel choice tends to be accurate,
> > we've got quite some non-cmov users. Actually, i386 has got many more
> > non-cmov users than any non-i386/amd64 architecture has _in total_:
> >
> > linux-image-2.6-ixp4xx           772   (=arm/armel)
> > linux-image-2.6-powerpc          551
> > linux-image-2.6-sparc64          192
> > linux-image-2.6-orion5x          106   (=arm/armel)
> > (rest <100)
> >
> > #include <popcon-accuracy-disclaimer.h>
> >
> > So, the good work you're doing to keep supporting arm/powerpc/sparc/etc.
> > will actually benefit much less users than the number you'll be annoying
> > when you drop i386 non-cmov ...
> >
> >
> > Best regards,
> >
> > Anne Bezemer
> 
> And how many people with such low power systems do run popcon? How
> many use a custom kernel?

You're right, most of them don't. This just means that the stat is not
representative, but just a lower bound. I personally have an i486,
without popcon.

In addition, think about poor countries in Africa or Asia, you will
probably find a large market of old hardware. So please keep this
support.

Cheers,
Mazen,

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