all messages for Emacs-related lists mirrored at yhetil.org
 help / color / mirror / code / Atom feed
From: Ihor Radchenko <yantar92@posteo.net>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 62780@debbugs.gnu.org
Subject: bug#62780: 30.0.50; Redisplay gets slow when using Org tables + show-trailing-whitespace
Date: Thu, 13 Apr 2023 09:46:31 +0000	[thread overview]
Message-ID: <87bkjsf72g.fsf@localhost> (raw)
In-Reply-To: <83bkjt8t4l.fsf@gnu.org>

Eli Zaretskii <eliz@gnu.org> writes:

> See above: show-trailing-whitespace is not the main culprit here;
> these particular display properties are.  If you could produce a perf
> profile with this recipe, it might give ideas for speeding up the C
> code without any changes on the Lisp level.

Here are perf results when typing, using the same recipe.

Full summary:

    29.89%  emacs         emacs                       [.] lookup_char_property
    16.58%  emacs         emacs                       [.] next_interval
    13.99%  emacs         emacs                       [.] Fassq
     5.44%  emacs         emacs                       [.] find_interval
     5.17%  emacs         emacs                       [.] Fcdr
     3.97%  emacs         emacs                       [.] Fnext_single_property_change
     2.32%  emacs         emacs                       [.] composition_compute_stop_pos
     1.51%  emacs         emacs                       [.] validate_interval_range
     1.03%  emacs         emacs                       [.] get_char_property_and_overlay
     0.99%  emacs         emacs                       [.] textget
     0.79%  emacs         emacs                       [.] plist_get
     0.77%  emacs         emacs                       [.] produce_stretch_glyph
     0.76%  emacs         emacs                       [.] balance_an_interval
     0.54%  emacs         emacs                       [.] lface_hash

Call graph:

(next_interval is spread thin across the call graph, used all over the place)

99.10%--command_loop_1
 97.65%--read_key_sequence
  97.55%--read_char
   97.51%--redisplay redisplay_internal
    97.49%--redisplay_windows internal_condition_case_1 redisplay_window_0
     97.49%--redisplay_window
      |65.03%--try_window
      ||32.55%--display_line
      || 28.90%--get_next_display_element
      ||  28.83%--next_element_from_buffer
      ||   28.75%--handle_stop
      ||    23.87%--compute_stop_pos
      ||     23.52%--composition_compute_stop_pos
      ||      21.61%--find_composition
      ||       21.31%--Fnext_single_property_change
      ||        17.84%--textget
      ||         16.84%--lookup_char_property
      ||	  6.15%--builtin_lisp_symbol
      ||	   5.28%--make_lisp_symbol
      ||	  5.94%--Fassq
      || 32.47%--partial_line_height move_it_to
      |   31.11%--move_it_in_display_line_to
      |    28.95%--get_next_display_element
      |    28.86%--next_element_from_buffer
      |     28.80%--handle_stop
      |      ... 16.75%--lookup_char_property
      |32.42%--set_vertical_scroll_bar
        32.41%--move_it_to
	 31.05%--move_it_in_display_line_to
	  28.86%--get_next_display_element
	   ... 16.54%--lookup_char_property


-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>





  parent reply	other threads:[~2023-04-13  9:46 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-11 18:52 bug#62780: 30.0.50; Redisplay gets slow when using Org tables + show-trailing-whitespace Ihor Radchenko
2023-04-11 19:25 ` Eli Zaretskii
2023-04-11 19:41   ` Ihor Radchenko
2023-04-12  7:19     ` Eli Zaretskii
2023-04-12  7:39       ` Ihor Radchenko
2023-04-12  7:58         ` Eli Zaretskii
2023-04-13  9:46       ` Ihor Radchenko [this message]
2023-04-13 10:45         ` Eli Zaretskii
2023-04-13 11:15           ` Ihor Radchenko
2023-04-13 14:33             ` Eli Zaretskii
2023-04-14  9:20               ` Ihor Radchenko
2023-04-14 10:37                 ` Eli Zaretskii
2023-04-14 11:36                   ` Ihor Radchenko
2023-04-14 12:06                     ` Eli Zaretskii
2023-04-14 12:23                       ` Eli Zaretskii
2023-04-14 12:52                         ` Ihor Radchenko
2023-04-14 13:51                           ` Eli Zaretskii
2023-04-14 13:56                             ` Ihor Radchenko
2023-04-14 14:47                               ` Eli Zaretskii
2023-04-14 14:56                                 ` Ihor Radchenko
2023-04-14 15:06                                   ` Eli Zaretskii
2023-04-14 15:23                                     ` Ihor Radchenko
2023-04-14 12:28                       ` Ihor Radchenko
2023-04-29  8:57                         ` Eli Zaretskii
2023-04-29 18:03                           ` Ihor Radchenko

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87bkjsf72g.fsf@localhost \
    --to=yantar92@posteo.net \
    --cc=62780@debbugs.gnu.org \
    --cc=eliz@gnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this external index

	https://git.savannah.gnu.org/cgit/emacs.git
	https://git.savannah.gnu.org/cgit/emacs/org-mode.git

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.