From: pjb@informatimago.com (Pascal J. Bourguignon)
To: help-gnu-emacs@gnu.org
Subject: Re: Why is Emacs so slow when used remotely?
Date: Wed, 22 Sep 2010 15:41:29 +0200 [thread overview]
Message-ID: <87mxr9yjxy.fsf@kuiper.lan.informatimago.com> (raw)
In-Reply-To: 87lj6trjuc.fsf@lola.goethe.zz
David Kastrup <dak@gnu.org> writes:
> pjb@informatimago.com (Pascal J. Bourguignon) writes:
>
>> David Kastrup <dak@gnu.org> writes:
>>
>>> pjb@informatimago.com (Pascal J. Bourguignon) writes:
>>>
>>>> Tim X <timx@nospam.dev.null> writes:
>>>>
>>>>> A few things to try ...
>>>>>
>>>>> 1. turn off tooltip mode
>>>>
>>>> Yes. Anything graphic.
>>>>
>>>>
>>>>> 2. Try running with -nw to turn off X and only have a terminal UI
>>>>> and see what the performance is like. this will let you know if
>>>>> the problem is basic emacs or the X protocol stuff
>>>>
>>>> This is not useful, if you only work with text. The X protocol is
>>>> not significantly worse than any other terminal protocol to send
>>>> over text.
>>>
>>> Font rendering/antialiasing/composition nowadays happens mostly at
>>> the client side if I am not mistaken. That makes the X protocol
>>> much worse even with text.
>>
>> That's not what I observe. It's possible for an application to deal
>> with characters itself and send bitmaps but normally, and it looks
>> like it's what emacs does, it sends only the strings and the font
>> rendering is done in the X server.
>
> For bitmap fonts. I don't think the X protocol channels antialiased
> fonts yet. Usually xfs (the font server) runs on the client side of
> the connection.
Let's get specific. IIRC, antialiased fonts appeared on emacs 23. So
there would be a risk of slow text mode with emacs >=23, but we'd be
assured to get a fast text mode with emacs <=22. Right?
--
__Pascal Bourguignon__ http://www.informatimago.com/
next prev parent reply other threads:[~2010-09-22 13:41 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-20 23:20 Why is Emacs so slow when used remotely? Russ P.
2010-09-21 1:40 ` despen
2010-09-21 18:29 ` Russ P.
2010-09-21 18:53 ` Thorsten Bonow
2010-09-21 21:19 ` despen
2010-09-21 21:23 ` despen
2010-09-21 22:12 ` Tim X
2010-09-21 22:31 ` Pascal J. Bourguignon
2010-09-22 6:54 ` David Kastrup
2010-09-22 13:05 ` Pascal J. Bourguignon
2010-09-22 13:25 ` David Kastrup
2010-09-22 13:41 ` Pascal J. Bourguignon [this message]
2010-09-22 22:33 ` Tim X
2010-09-23 22:50 ` Stefan Monnier
2010-09-21 22:19 ` David Kastrup
2010-09-22 21:56 ` Andrea Venturoli
2010-09-23 22:54 ` Stefan Monnier
2010-09-24 15:48 ` Giacomo Boffi
2010-09-24 18:01 ` despen
2010-09-23 22:44 ` Stefan Monnier
2010-09-24 2:29 ` despen
2013-11-15 15:47 ` mgrojo
2013-11-15 22:24 ` Bob Proulx
2013-11-15 22:58 ` Drew Adams
2013-11-15 23:30 ` Bob Proulx
2013-11-21 20:13 ` Manuel Gómez
2013-11-21 21:39 ` Bob Proulx
2013-11-27 17:58 ` Ken Goldman
2013-11-27 23:16 ` Peter Dyballa
2013-11-28 2:34 ` Bob Proulx
2013-11-28 11:35 ` Peter Dyballa
2013-11-28 19:48 ` Bob Proulx
2013-11-28 21:53 ` Peter Dyballa
2013-11-29 18:56 ` Bob Proulx
2013-11-30 15:23 ` Perry Smith
2013-11-30 23:03 ` Peter Dyballa
2013-12-01 15:41 ` Perry Smith
2013-11-28 4:11 ` Stefan Monnier
[not found] ` <mailman.6780.1385064830.10748.help-gnu-emacs@gnu.org>
2013-11-24 16:17 ` Kenneth Jacker
2013-11-24 20:02 ` Manuel Gómez
[not found] ` <mailman.6297.1384554313.10748.help-gnu-emacs@gnu.org>
2013-11-16 2:13 ` Dan Espen
2010-09-22 10:44 ` Uday Reddy
[not found] ` <306c0aac-97e2-47b4-bf63-afe247dea2b3@u13g2000vbo.googlegroups.com>
2010-09-23 22:06 ` Tim X
2010-09-24 15:45 ` Giacomo Boffi
2010-09-24 22:32 ` Russ P.
2010-09-25 0:39 ` Tim X
2010-09-27 13:30 ` Giacomo Boffi
2010-09-27 21:11 ` Stefan Monnier
2010-09-27 21:16 ` Giacomo Boffi
2010-09-27 23:01 ` Stefan Monnier
-- strict thread matches above, loose matches on Subject: below --
2010-09-21 22:32 Russ P.
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