GNU bug report logs - #3198
Bug report: Hight CPU loading on scrolling

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Package: emacs;

Reported by: Chong Yidong <cyd <at> stupidchicken.com>

Date: Sun, 3 May 2009 14:55:13 UTC

Severity: normal

Merged with 1089

Done: Chong Yidong <cyd <at> stupidchicken.com>

Bug is archived. No further changes may be made.

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Report stored :
bug#3198; Package emacs. (Sun, 03 May 2009 14:55:13 GMT) Full text and rfc822 format available.
Acknowledgement sent to Chong Yidong <cyd <at> stupidchicken.com>:
New bug report received and filed, but not forwarded. (Sun, 03 May 2009 14:55:13 GMT) Full text and rfc822 format available.

Message #5 received at quiet <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Chong Yidong <cyd <at> stupidchicken.com>
To: quiet <at> debbugs.gnu.org
Subject: Re: Bug report: Hight CPU loading on scrolling
Date: Sun, 03 May 2009 10:54:47 -0400

close 1089
thanks

> If we set scroll 'by line' like this
> (setq scroll-step 1)
>
> we can open rather long file (like emacs tutorial)
> and press down buton for a some peiod of time.
> After some smooth scroll period CPU loading increase,
> so 'glitches' or scroll interrupts take place.

This is basically GC occurring.  Scrolling was causing frequent GCs due
to a bug in the GTK toolbar.  I fixed this a few months ago, but forgot
to reference this bug.
bug closed, send any further explanations to Chong Yidong <cyd <at> stupidchicken.com> Request was from Chong Yidong <cyd <at> stupidchicken.com> to control <at> emacsbugs.donarmstrong.com. (Mon, 04 May 2009 23:40:04 GMT) Full text and rfc822 format available.
bug archived. Request was from Debbugs Internal Request <help-debbugs <at> gnu.org> to internal_control <at> emacsbugs.donarmstrong.com. (Tue, 02 Jun 2009 14:24:10 GMT) Full text and rfc822 format available.
bug unarchived. Request was from Glenn Morris <rgm <at> gnu.org> to control <at> debbugs.gnu.org. (Tue, 26 Jan 2010 02:21:02 GMT) Full text and rfc822 format available.
Forcibly Merged 1089 3198. Request was from Glenn Morris <rgm <at> gnu.org> to control <at> debbugs.gnu.org. (Tue, 26 Jan 2010 02:21:02 GMT) Full text and rfc822 format available.
bug archived. Request was from Debbugs Internal Request <bug-gnu-emacs <at> gnu.org> to internal_control <at> debbugs.gnu.org. (Tue, 23 Feb 2010 12:24:04 GMT) Full text and rfc822 format available.
This bug report was last modified 15 years and 180 days ago.

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