GNU bug report logs - #45200
Wishlist: There should be a `malloc-trim' function

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Message #265 received at 45200 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: fweimer <at> redhat.com, dj <at> redhat.com, carlos <at> redhat.com,
 Konstantin Kharlamov <Hi-Angel <at> yandex.ru>, Eli Zaretskii <eliz <at> gnu.org>,
 45200 <at> debbugs.gnu.org
Subject: Re: bug#45200: Memory leaks: (garbage-collect) fails to reclaim memory
Date: Sun, 05 Dec 2021 01:23:50 -0500

>> Thanks, but is it really a good idea to call malloc_trim each time we
>> free some chunk of memory?
> Skimming this very long thread, I think the conclusion was that we
> shouldn't do anything in Emacs on this point.  Does that sound correct?

For me the conclusion was that I'd be happy to see someone add a
`malloc-trim` primitive to ELisp, so that users can experiment with it,
e.g. by adding it to `post-gc-hook`.


        Stefan

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