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Re: New screen features available

From: Michael Schroeder
Subject: Re: New screen features available
Date: Mon, 5 Mar 2007 12:29:58 +0100
User-agent: Mutt/

On Tue, Feb 20, 2007 at 05:32:14PM -0800, Jonathan Daugherty wrote:
> # Here are the new features:
> # 
> # - vertical split, complete with resizing
> *Thank you* for this feature.  I've wanted this ever since I learned
> about horizontal splitting.  I really like it.
> I did notice one odd thing, however.  If I open screen in an xterm,
> say, and run "ps aux," the output is very fast: basically
> instantaneous.  If I then run ^a| and run the same command in a
> narrower window, my CPU usage goes to 100% and there is a great deal
> of flickering in the terminal.  In addition, it takes a noticeably
> longer time to run "ps aux."  As a control, running "ps aux" in a
> plain screen window (not split) or a plain xterm of comparable width
> results in the faster behavior, so I'm lead to think that screen is
> involved.

Yes, currently a vertical split is expensive. As screen doesn't use
any special "region-scrolling" functions of the terminals it has
to do lots of refreshes. I hope to fix that soon (at least for


Michael Schroeder           address@hidden

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