Subject: bug#79182: 30.1; emacs becomes progressively less responsive up to become unusable

From: Michael Albinus <[email-masked]>
Date: Wed, 06 Aug 2025 18:13:51 +0200

Francesco Potortì <[email-masked]> writes:

Hi Francesco,

> Largest Buffers
>
>    3.1 GiB  *debug tramp/scp evaalapi-as*
>    549 MiB  *debug tramp/scp fencepost.gnu.org*
>    321 MiB  *debug tramp/scp casapot*
>    312 MiB  *debug tramp/scp aaloa*
>    287 MiB   *message-viewer RMAIL*
>    181 MiB  *debug tramp/scp rootevaal*
>    125 MiB  *debug tramp/scp evaalapi-eu*
>
> After deleting all the *debug tramp buffers, the problem seems to have
> disappeared.  I have used Emacs for some minutes after that, and it
> behaves normally.  The huge *debug tramp/scp evaalapi-as* buffer was
> relative to a file that was modified, on a shaky Internet connection.
> So that is the first suspect.  All the other *debug tramp buffers were
> relative to unmodified files or deleted buffers.

I recommend to lower tramp-verbose. At least down to 6, this is
sufficient unless you hunt for Tramp bugs.

If you are not interested in Tramp internal commands, keep tramp-verbose
with its default value 3.

Best regards, Michael.