From: Eli Zaretskii <eliz@gnu.org>
To: Alan Mackenzie <acm@muc.de>
Cc: 22090@debbugs.gnu.org
Subject: bug#22090: Isearch is sluggish and eventually refuses further service with "[Too many words]".
Date: Fri, 04 Dec 2015 11:23:43 +0200 [thread overview]
Message-ID: <834mfyin34.fsf@gnu.org> (raw)
In-Reply-To: <20151204042052.GA1965@acm.fritz.box>
> Date: Fri, 4 Dec 2015 04:20:52 +0000
> From: Alan Mackenzie <acm@muc.de>
>
> With a recent emacs-25 (last update
> eaa1fd6dbff8346eb38485de5ebf0fbfacf374d9 from Thursday 2015-12-03):
>
> emacs -Q
> C-c C-f src/xdisp.c
> Move point to L30 (paragraph beginning "Updating the display is triggered
> by the Lisp interpreter ...")
>
> C-s
> C-w repeatedly, to yank words onto the search string.
>
> After ~29 words have been yanked, the response becomes sluggish, pausing
> for between 0.5s and 1s before highlighting the "for" at the end of L31.
>
> Carrying on with C-w, some words are taking 2 or 3 seconds to be
> registered by Isearch. This is Bad.
Here's a profile for this part:
- command-execute 1762 99%
- call-interactively 1762 99%
- funcall-interactively 1762 99%
- isearch-yank-word-or-char 1760 99%
- isearch-yank-internal 1760 99%
- isearch-yank-string 1760 99%
- isearch-process-search-string 1760 99%
- isearch-search-and-update 1760 99%
- isearch-update 1760 99%
- if 1760 99%
- progn 1760 99%
- while 1757 99%
- let 1757 99%
- isearch-lazy-highlight-search 1757 99%
- condition-case 1757 99%
- let 1757 99%
- while 1757 99%
- setq 1757 99%
- isearch-search-string 1757 99%
- let* 1757 99%
- save-excursion 1757 99%
- funcall 1757 99%
- #<lambda 0x2f020ea27a40> 1757 99%
- let 1757 99%
- condition-case 1757 99%
- funcall 1757 99%
- cond 7 0%
- let 7 0%
- if 7 0%
- funcall 7 0%
character-fold-to-regexp 7 0%
- isearch-lazy-highlight-new-loop 2 0%
- if 2 0%
- and 2 0%
- sit-for 2 0%
redisplay 2 0%
- if 1 0%
- if 1 0%
- isearch-message 1 0%
- let 1 0%
- if 1 0%
let 1 0%
- isearch-forward 1 0%
- isearch-mode 1 0%
- isearch-update 1 0%
- if 1 0%
- progn 1 0%
- isearch-lazy-highlight-new-loop 1 0%
- if 1 0%
- and 1 0%
- sit-for 1 0%
- redisplay 1 0%
- redisplay_internal (C function) 1 0%
- find-image 1 0%
image-search-load-path 1 0%
- execute-extended-command 1 0%
- command-execute 1 0%
- call-interactively 1 0%
- funcall-interactively 1 0%
- profiler-report 1 0%
- profiler-report-cpu 1 0%
profiler-cpu-profile 1 0%
- ... 5 0%
Automatic GC 5 0%
next prev parent reply other threads:[~2015-12-04 9:23 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-04 4:20 bug#22090: Isearch is sluggish and eventually refuses further service with "[Too many words]" Alan Mackenzie
2015-12-04 9:23 ` Eli Zaretskii [this message]
2015-12-04 15:16 ` Artur Malabarba
2015-12-04 15:23 ` Eli Zaretskii
2015-12-04 16:06 ` Artur Malabarba
2015-12-04 16:27 ` Eli Zaretskii
2015-12-04 16:37 ` Artur Malabarba
2015-12-04 18:48 ` Eli Zaretskii
2015-12-04 19:59 ` Artur Malabarba
2015-12-05 9:19 ` Eli Zaretskii
2015-12-04 15:49 ` Random832
2015-12-04 16:21 ` Artur Malabarba
2015-12-04 16:37 ` Random832
2015-12-04 16:51 ` Artur Malabarba
2015-12-04 18:24 ` Eli Zaretskii
[not found] ` <mailman.1363.1449242229.31583.bug-gnu-emacs@gnu.org>
2015-12-04 17:01 ` Alan Mackenzie
2015-12-04 19:21 ` Alan Mackenzie
2015-12-04 20:08 ` Eli Zaretskii
2015-12-04 20:49 ` Artur Malabarba
2015-12-04 23:00 ` Alan Mackenzie
2015-12-05 17:23 ` Artur Malabarba
2015-12-05 17:32 ` Eli Zaretskii
2015-12-05 18:12 ` Artur Malabarba
2015-12-05 18:34 ` Eli Zaretskii
2015-12-05 18:52 ` Alan Mackenzie
2015-12-06 12:50 ` Artur Malabarba
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