GNU bug report logs - #66669
30.0.50; [EGLOT] Emacs freezes when server sends a ton of progress notifications

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Message #14 received at 66669 <at> debbugs.gnu.org (full text, mbox):

From: João Távora <joaotavora <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Yuan Fu <casouri <at> gmail.com>, 66669 <at> debbugs.gnu.org
Subject: Re: bug#66669: 30.0.50; [EGLOT] Emacs freezes when server sends a ton
 of progress notifications
Date: Sun, 22 Oct 2023 15:52:49 +0100

On Sun, Oct 22, 2023 at 5:50 AM Eli Zaretskii <eliz <at> gnu.org> wrote:
>
> > Cc: joaotavora <at> gmail.com
> > From: Yuan Fu <casouri <at> gmail.com>
> > Date: Sat, 21 Oct 2023 12:10:49 -0700
> >
> > I use rust’s language server (rust-analyzer) with eglot. And whenever I turn eglot on for a project, Emacs freezes for a good 30 seconds, busy updating the eglot progress indicator, before I can do anything. I think the reason is that the rust language server sends a ton of progress notifications, which completely blocks Emacs before it’s done.
> >
> > Setting eglot-report-progress to nil doesn’t help me, presumably because eglot still needs to process the notifications.
>
> Can't this information be processed in chunks, not in one go?

Maybe, depending on what that means. I think it's important to
get to the bottom of Yuan's "presumably" first, preferably by
reproducing his problem.

João

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