Re: Org mode and Emacs

[Eli Zaretskii]

> From: Ihor Radchenko <yantar92@gmail.com>
> Cc: Eli Zaretskii <eliz@gnu.org>,  theophilusx@gmail.com,  rms@gnu.org,
>   monnier@iro.umontreal.ca,  acm@muc.de,  emacs-devel@gnu.org
> Date: Wed, 15 Jun 2022 15:36:16 +0800
> 
> On my system, using Emacs 28 and latest Org, exporting org-manual +
> org-guide takes 18.8 sec. This time includes genering the .texi files
> and running texinfo. From that 18.8 sec, texinfo takes 3.4 sec to run.
> 
> org export takes: 15.4 sec, which is 4.5 x texinfo time.
> Considering that Org export is more sofisticated compared to texinfo and
> that Org export is written in Elisp, I see this performance as
> acceptable for a documentation system.

I don't know about "acceptable", sorry.  It is definitely "endurable",
but 18.8 seconds is annoyingly long for an optimized build of Emacs to
do anything this simple.

Can you find any other single command that's part of building Emacs
which takes a comparable amount of time in an optimized build?