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Re: X-windows performance over slow connections.

From: Eli Zaretskii
Subject: Re: X-windows performance over slow connections.
Date: Fri, 19 Jan 2007 12:49:03 +0200

> From: Bill Zaumen <zaumen@pacbell.net>
> Date: Thu, 18 Jan 2007 15:35:54 -0800
> When I run ssh -C -X to connect to my home system over an ADSL
> connection (unfortunately, in the 'slow' direction), it takes
> well over a minute to start emacs.  I suspect this is due to the
> menu, toolbar, scrollbars, and other X-windows features it uses.
> Compression helps slightly, but is not quite enough.  I tried
> to fix the problem by defining an environment variable named
> EMACS_NET_PROFILE which, if defined, has the value "slow", "medium"
> or "fast" to denote the speed of one's connection.  For slower
> connections, it then turns off scroll bars, tool tips, menus, and
> the tool bar based on the value of this variable.  Functionally,
> this works as one would expect, however over a slow connection, I
> can see the tool bar appear and then eventually go away: it seems
> that the tool bar is created before my .emacs file is read, so
> emacs takes about as long as before to get started.

Did you try the advice in etc/PROBLEMS?  Look for "Improving
performance with slow X connections".

As for turning off various decorations, I think if you disable them in
your X resources, they will never come up.

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