Argument list too long.
Sean Estabrooks
seanlkml at rogers.com
Thu Sep 11 22:33:20 UTC 2003
On Fri, 12 Sep 2003 00:13:07 +0200 (CEST)
Dag Wieers <dag at wieers.com> wrote:
> On Thu, 11 Sep 2003, Bill Rugolsky Jr. wrote:
>
> > On Thu, Sep 11, 2003 at 11:01:20PM +0200, Dag Wieers wrote:
> > > It's not that I'm forcing anyone to use the whole argument space. And it's
> > > not that I'm arguing to make it 1Gb either.
>
> Read this again.
>
>
> > > I don't see why processing 1Gb arguments would be slower than processing
> > > 10 times 100Kb arguments. I'd even wildly guess the latter case is slower
> > > than the first.
> >
> > Wrong question. The question is whether adding support for very large,
> > or arbitrarily large (hence swappable) arglist+environment makes the
> > common case (i.e., 1 page) significantly slower, or otherwise negatively
> > impacts the kernel (e.g., resource starvation). We won't know until someone
> > implements it. If you are interested in pursuing this, and seeing
> > it done the "right" way, see this post by Jamie Lokier from Mar 2000,
> > along with the surrounding thread:
> >
> > http://www.ussg.iu.edu/hypermail/linux/kernel/0003.0/0887.html
>
> Well, 1Gb is something very different than I would propose. Replace 1Gb by
> 256Kb and '10 times 100Kb' by '4 times 64Kb' and you're closer to home.
>
> But if Jamie Lokier doesn't see any reason to have a limit (!), I rest
> my case.
>
Maybe Jamie has had a change of heart since he hasn't implemented it
in the three and a half years since that was written ;o)
Cheers,
Sean
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