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Re: Emacs bzr memory footprint

From: Carsten Mattner
Subject: Re: Emacs bzr memory footprint
Date: Sat, 22 Oct 2011 09:34:35 +0200

On Fri, Oct 21, 2011 at 8:00 PM, Stefan Monnier
<address@hidden> wrote:
> > This creates two-level fragmentation: the whole heap is fragmented as seen
> > by malloc(), and allocated space is fragmented too, as seen by Emacs. Since
> Yes.
> > solid workload will consume 100M of the heap, the most of this 90M will be 
> > re-used -
> Exactly: so this fragmentation is not a serious problem in the sense
> that this free memory can be (re)used by Emacs.
> > but it will never freed.
> Right, so it's a problem in the sense that this memory will not be
> available to other processes.
> While this is not perfect, I don't consider it to be a serious problem.
> E.g. when people complain about Emacs using a lot of memory it's always
> (until now and I think in Nix's case as well) a case of too much memory
> being used because of something like a leak, and not just "Emacs doesn't
> return its free memory to the OS".

It is a problem for everybody like me who doesn't have
gigs of free RAM. Sorry.

I'll remember to --disable-gnutls and not use Gnus for my
own safety, for the moment. That's a good catch and seems
to help.

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