Re: Argument list too long.

[Dag Wieers <dag wieers com>]

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.

Thanks !
--   dag wieers,  dag wieers com,  http://dag.wieers.com/   --
[Any errors in spelling, tact or fact are transmission errors]