GNU bug report logs - #15079
24.3.50; emacs using 100% cpu if frame closes after workspace change

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From: Stefan Kangas <stefan <at> marxist.se>
To: Robert Marshall <robert <at> capuchin.co.uk>
Cc: 15079 <at> debbugs.gnu.org
Subject: bug#15079: 24.3.50; emacs using 100% cpu if frame closes after workspace change
Date: Mon, 30 Sep 2019 16:54:31 +0200

Robert Marshall <robert <at> capuchin.co.uk> writes:

> If I start emacs -Q and evaluate the following code
> (make-frame-command)
> (sleep-for 6)
> (delete-frame)
>
> and while the sleep is happening I move to a different workspace (I'm
> using kde/plasma as a desktop environment) then emacs starts using 100%
> of the cpu and on changing back to the original workspace Ctrl-G fails
> to get back control.
>
> Aside from this artificial example I'm using vm to handle email which
> opens a new frame when preparing an email and closes the frame when
> sending the email - the negotiation with the email server takes a little
> time and if I - having sent the email but before the frame is closed -
> move away to another workspace I'm consistently seeing emacs lock up.

That was 6 years ago.  Are you still seeing this on a more recent
version of Emacs?

Best regards,
Stefan Kangas

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