GNU bug report logs - #28695
26.0.60; Rendering lag spikes caused by double-buffering on Linux

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Package: emacs;

Reported by: Bryan Gilbert <bryan <at> bryan.sh>

Date: Wed, 4 Oct 2017 06:20:02 UTC

Severity: normal

Tags: moreinfo

Found in version 26.0.60

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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From: martin rudalics <rudalics <at> gmx.at>
To: Bryan Gilbert <bryan <at> bryan.sh>, 28695 <at> debbugs.gnu.org
Subject: bug#28695: 26.0.60; Rendering lag spikes caused by double-buffering on Linux
Date: Wed, 04 Oct 2017 11:04:49 +0200

> I was able to verify that reverting to the previous commit before
> double-buffering was added completely removed the problem. I've made two
> short screencasts, one before the double-buffer commit and the other
> after.

Unless this problem (and that of Bug#28652) get fixed, we should either
disable double buffering by default or add some special warning so users
do not have to spend their time investigating this issue.

martin
This bug report was last modified 3 years and 5 days ago.

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