GNU bug report logs - #18522
occasional slow performance in some Gnus code

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Packages: emacs, gnus;

Reported by: Peter Münster <pmlists <at> free.fr>

Date: Mon, 22 Sep 2014 10:38:02 UTC

Severity: normal

Tags: fixed

Found in version 24.4.50

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

Full log


Message #78 received at 18522 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: pmlists <at> free.fr, 18522 <at> debbugs.gnu.org
Subject: Re: bug#18522: 24.4.50; mapcar is very slow
Date: Sat, 20 Feb 2016 09:46:23 +1100
Eli Zaretskii <eliz <at> gnu.org> writes:

>   (let ((gc-cons-threshold most-positive-fixnum))
>     (benchmark-run 1
>       (dotimes (i 10000)
> 	(parse-time-string "Fri, 13 Feb 2015 14:40:02 +0000"))))
>
> FWIW, this takes 1.2 sec in a fresh "emacs -Q", and 2.0 sec in a
> full-blown session running for 5 days.  That's clearly different from
> the data presented by Peter (but I don't use Gnus).

Well, it's almost twice as slow in a five day old Emacs...  doesn't that
show that something weird is going on somewhere?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no




This bug report was last modified 8 years and 170 days ago.

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