From: Eli Zaretskii <eliz@gnu.org>
To: Sean Whitton <spwhitton@spwhitton.name>
Cc: 72826@debbugs.gnu.org
Subject: bug#72826: 30.0.90; icomplete-in-buffer becomes unusably slow in large Eshell
Date: Tue, 27 Aug 2024 15:43:28 +0300 [thread overview]
Message-ID: <86r0aai1an.fsf@gnu.org> (raw)
In-Reply-To: <87seuqjuk4.fsf@melete.silentflame.com> (message from Sean Whitton on Tue, 27 Aug 2024 15:26:03 +0800)
> From: Sean Whitton <spwhitton@spwhitton.name>
> Date: Tue, 27 Aug 2024 15:26:03 +0800
>
> Hello,
>
> 1. emacs -q
> 2. (setopt icomplete-in-buffer t)
> 3. M-x icomplete-mode
> 4. M-x eshell
> 5. cat very_large_file.txt # I'm using an 80k line log file
> 6. ls <TAB>
> 7. Try to use C-, and C-. to cycle through the completions.
> => Emacs basically locks up.
>
> The buffer being large should surely not affect icomplete-in-buffer in
> this way. It shouldn't need to care about all the rest of the buffer.
Strangely enough, I can only reproduce this on GNU/Linux, but not on
MS-Windows.
Profiling seems to indicate most of the time is spent in
completion-all-sorted-completions and in GC.
prev parent reply other threads:[~2024-08-27 12:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-27 7:26 bug#72826: 30.0.90; icomplete-in-buffer becomes unusably slow in large Eshell Sean Whitton
2024-08-27 12:43 ` Eli Zaretskii [this message]
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