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Re: Emacs 23.0 is much slower starting than Emacs 22.3
From: |
Alan Mackenzie |
Subject: |
Re: Emacs 23.0 is much slower starting than Emacs 22.3 |
Date: |
Fri, 24 Oct 2008 19:28:46 +0000 |
User-agent: |
Mutt/1.5.9i |
Hi, David!
On Fri, Oct 24, 2008 at 03:32:30PM +0100, David De La Harpe Golden wrote:
> Alan Mackenzie wrote:
[ .... ]
> >c-neutralize-syntax-in-CPP isn't the problem.
> Probably not, or at least not the slowdown you're seeing i.e. your
> relative emacs22/23 problem. N.B. It wasn't intended as a slight - I
> do appreciate C is a relative pain to parse, syntax-highlight and deal
> with in general, .....
Thanks!
> ...., I'm_ not_ saying c-mode's apparently associated overhead is
> necessarily unreasonable, but it may explain why stuff I was generally
> doing in emacs day-to-day seemed to load a little bit faster than this
> particular test case (if you recall, I was surprised at the result) - I
> relatively seldom edit c files! But c-mode as a whole _does_ account
> for a significant chunk of the startup time on the 180 .c files I was
> testing with:
Good!
> time emacs -l fftest.el -f kill-emacs
> with in .emacs a sneaky
> (setq auto-mode-alist (cons (cons "\\.c\\'" 'text-mode) auto-mode-alist))
> emacs c-mode realtime
> 22 on 4.951
> 23 on 7.388
> 22 off 2.830
> 23 off 4.089
That's something like I would expect.
By the way, did you see my other post in this thread (Subject: expanded a
bit), where I did a test creating 10,000,000 conses, and Emacs 23 was
appreciably slower than Emacs 22? I suspect the garbage collector.
--
Alan Mackenzie (Nuremberg, Germany).
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, (continued)
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/23
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Lennart Borgman, 2008/10/23
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/23
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/23
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Eli Zaretskii, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Alan Mackenzie, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3,
Alan Mackenzie <=
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Stefan Monnier, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Stefan Monnier, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Stefan Monnier, 2008/10/25
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, David De La Harpe Golden, 2008/10/25
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Eli Zaretskii, 2008/10/24
- Re: Emacs 23.0 is much slower starting than Emacs 22.3, Eli Zaretskii, 2008/10/24