GNU bug report logs - #46881
28.0.50; pdumper dumping causes way too many syscalls

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Package: emacs;

Reported by: Pip Cet <pipcet <at> gmail.com>

Date: Tue, 2 Mar 2021 20:35:01 UTC

Severity: normal

Found in version 28.0.50

Done: Mattias Engdegård <mattiase <at> acm.org>

Bug is archived. No further changes may be made.

Full log

Message #65 received at 46881 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 46881 <at> debbugs.gnu.org, eggert <at> cs.ucla.edu, Pip Cet <pipcet <at> gmail.com>
Subject: Re: bug#46881: 28.0.50; pdumper dumping causes way too many syscalls
Date: Fri, 05 Mar 2021 13:49:42 +0100

Eli Zaretskii <eliz <at> gnu.org> writes:

> 30% slowdown and 1.5 sec absolute time difference doesn't sound bad
> enough to me to justify a homemade solution.  I say let's go with
> stdio.

Seems significant to me -- we're building Emacs a lot, and this bit
can't be parallelised.  And the savings in electricity alone should make
us go for the most efficient solution.

There doesn't seem to be any significant drawbacks to doing it the
efficient way, either.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no
This bug report was last modified 4 years and 36 days ago.

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