[plt-dev] JFYI editor performance note

From: Carl Eastlund (carl.eastlund at gmail.com)
Date: Fri Apr 17 16:56:36 EDT 2009

You mean, things got slower after Matthew ported a lot of MrEd from
C++ to Scheme?  Perhaps you forgot about that change.  :)

On Fri, Apr 17, 2009 at 4:48 PM, John Clements
<clements at brinckerhoff.org> wrote:
> On my ancient PPC G5 cheese-grater, svn head editors are very very slow
> relative to 4.1.4. I note the following things:
> 1) I can get *way* ahead of the keystroke buffer.  In particular, if I type
> 160 characters quickly, it takes svn head 15 seconds to get them all onto
> the screen.  In 4.1.4, on the other hand, DrScheme takes them as fast as I
> personally can type them, in this case 154 chars in 5 seconds.  So, this is
> at least 3 times as fast, possibly much more.
> 2) Pasting text from one buffer into another is a particular problem, often
> taking many seconds.
> Perhaps this is a PPC-specific issue?
> John

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