Memory usage i686 vs. x86_64

[Liam]

I assumed as much, but thought it worthwhile to mention it.

Best/Liam

On Mon, Sep 8, 2014 at 9:32 PM, Josh Boyer <jwboyer at fedoraproject.org>
wrote:

>
> On Sep 8, 2014 9:05 PM, "Liam" <liam.bulkley at gmail.com> wrote:
> >
> >
> > On Sep 8, 2014 8:56 AM, "Owen Taylor" <otaylor at redhat.com> wrote:
> > >
> > > On Fri, 2014-09-05 at 17:52 -0500, Michael Cronenworth wrote:
> > > > On 09/05/2014 05:49 PM, Michael Cronenworth wrote:
> > > > >
> > > > > Yes, but you're getting that memory back "free" by the extra
> address space
> > > > > opened up on x86_64. Look at your free space numbers. You're
> given, albeit
> > > > > small, more free memory on x86_64.
> > > >
> > > > Well I just realized you're talking about 2GB here, but with low RAM
> prices and
> > > > systems coming with 4GB standard I don't think 2GB is a fair
> starting point.
> > >
> > > We decided in the last workstation WG IRC meeting that we're going to
> > > list the RAM requirements as "2GB or more". Yes, 4GB (or more) is the
> > > reasonable configuration for our target users, in these days of $10/GB
> > > memory, but:
> > >
> > >  * Allocating more than 2GB to a VM on a 4GB system is difficult.
> > >
> > >  * There are some people who have old systems that, for whatever
> reason,
> > >    would be hard to increase the memory on.
> > >
> > >  * Listing our memory requirements as 4GB sounds like Fedora is much
> > >    more memory intensive than competitors, and it isn't.
> > >
> > > So, given that, the question I was trying to answer is whether if
> > > someone is trying to use Fedora Workstation on an actual 2GB system,
> > > whether using i686 is an advantage. The answer seems to be that if you
> > > are actually using Fedora day-to-day on such a system (not doing a
> quick
> > > test in a VM), then you would be better off using i686.
> > >
> > Since no one mentioned this, perhaps for good reason, I thought I'd
> bring up the possibility of supporting x32 instead of i686.
> > IMHO, however, RAM isn't going to be a concern for the majority of the
> target audience.
>
> That requires a secondary arch effort.  It's not in scope for F21 or F22
> and really it isn't worth the effort.
>
> josh
>
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