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* Opening (for the first time) a 10-line Org doc takes 4 seconds
@ 2012-12-18 22:48 Sebastien Vauban
  2012-12-18 23:33 ` Bastien
  0 siblings, 1 reply; 13+ messages in thread
From: Sebastien Vauban @ 2012-12-18 22:48 UTC (permalink / raw)
  To: emacs-orgmode-mXXj517/zsQ

Hello,

Looking at how to improve my Org config, regarding speed, I notice that it
takes 4.22 s to open a simple 10-line Org file *for the first time* (when Org
wasn't loaded yet). The reason is that it requires a big amount of packages,
those requiring themselves many others, and so on.

Do you find such a time normal, or too much?

How to redo the test:

    emacs -q -l .emacs-minimal.el

where `.emacs-minimal.el' is:

--8<---------------cut here---------------start------------->8---
(message "Loading Minimal Emacs...")

(defconst em/emacs-load-time-start (float-time))

;; change the pathnames appropriately!
(add-to-list 'load-path (expand-file-name "~/src/org-mode/lisp"))
(add-to-list 'load-path (expand-file-name "~/src/org-mode/contrib/lisp"))

(add-to-list 'auto-mode-alist '("\\.\\(org\\|org_archive\\|txt\\)$" . org-mode))
(if (locate-library "org-loaddefs")
    (require 'org-loaddefs)
  (require 'org-install))

(defadvice require (around require-around)
  "Leave a trace of packages being loaded."
  (let* ((feature (ad-get-arg 0))
         (require-depth (or (and (boundp 'require-depth) require-depth)
                            0))
         (prefix (concat (make-string (* 2 require-depth) ? ) "")))
    (cond ((featurep feature)
           (message "%s%s -> %s... Done" ;; already loaded
                    prefix
                    (if load-file-name
                        (file-name-base load-file-name)
                      "nil?")
                    feature)
           (setq ad-return-value feature))
          (t
           (let ((lvn/time-start))
             (message "%s%s -> %s..."
                      prefix
                      (if load-file-name
                          (file-name-base load-file-name)
                        "nil?")
                      feature)
             (setq lvn/time-start (float-time))
             (let ((require-depth (1+ require-depth)))
               ad-do-it))))))

(ad-activate 'require)

(find-file "TODO.org")

(message "Loading Minimal Emacs... Done (in %.2f s)"
         (- (float-time) em/emacs-load-time-start))
--8<---------------cut here---------------end--------------->8---

and `TODO.org' is some simple Org file such as:

--8<---------------cut here---------------start------------->8---
#+TITLE:     Simple Org file
#+LANGUAGE:  en-us

* Emacs

** TODO Improve performance

Check out how to improve overall perf by putting chunks of code inside
(eval-after-load) forms.
--8<---------------cut here---------------end--------------->8---

That results in all the following packages to be loaded:

--8<---------------cut here---------------start------------->8---
Loading Minimal Emacs...
.emacs-minimal -> help-fns... Done [2 times]
org -> cl...
  cl -> cl-lib... Done
  cl -> macroexp... Done
org -> gnus-sum...
  gnus-sum -> gnus...
    gnus -> wid-edit...
    gnus -> mm-util...
      mm-util -> mail-prsvr...
      mm-util -> timer... Done
    gnus -> nnheader...
      nnheader -> mail-utils...
      nnheader -> mm-util... Done
      nnheader -> gnus-util...
        gnus-util -> time-date... Done
    gnus -> gnus-util... Done
    gnus -> nnheader... Done
    gnus -> gnus-ems...
  gnus-sum -> gnus-group...
    gnus-group -> gnus... Done
    gnus-group -> gnus-start...
      gnus-start -> gnus... Done
      gnus-start -> gnus-win...
        gnus-win -> gnus... Done
        gnus-win -> gnus-util... Done
      gnus-start -> gnus-int...
        gnus-int -> gnus... Done
        gnus-int -> message...
          message -> mailheader...
          message -> gmm-utils...
          message -> mail-utils... Done
          message -> mailabbrev...
          message -> mail-parse...
            mail-parse -> mail-prsvr... Done
            mail-parse -> ietf-drums...
              ietf-drums -> mm-util... Done
            mail-parse -> rfc2231...
              rfc2231 -> ietf-drums... Done
              rfc2231 -> rfc2047...
                rfc2047 -> mm-util... Done
                rfc2047 -> ietf-drums... Done
                rfc2047 -> mail-prsvr... Done
                rfc2047 -> rfc2045...
                  rfc2045 -> ietf-drums... Done
            mail-parse -> rfc2047... Done
            mail-parse -> rfc2045... Done
          message -> mml...
            mml -> mm-util... Done
            mml -> mm-bodies...
              mm-bodies -> mm-util... Done
              mm-bodies -> rfc2047... Done
              mm-bodies -> mm-encode...
                mm-encode -> mail-parse... Done
            mml -> mm-encode... Done
            mml -> mm-decode...
              mm-decode -> mail-parse... Done
              mm-decode -> mm-bodies... Done
            mml -> mml-sec...
          message -> rfc822...
          message -> format-spec...
          cl-macs -> cl-lib... Done
          cl-macs -> macroexp... Done
          cl-macs -> gv...
            gv -> macroexp... Done
          message -> idna...
        gnus-int -> gnus-range...
      gnus-start -> gnus-spec...
        gnus-spec -> gnus... Done
      gnus-start -> gnus-range... Done
      gnus-start -> gnus-util... Done
    gnus-group -> nnmail...
      nnmail -> gnus... Done
      nnmail -> nnheader... Done
      nnmail -> message... Done
      nnmail -> gnus-util... Done
      nnmail -> mail-source...
        mail-source -> format-spec... Done
        mail-source -> mm-util... Done
        mail-source -> message... Done
      nnmail -> mm-util... Done
      nnmail -> gnus-int... Done
    gnus-group -> gnus-spec... Done
    gnus-group -> gnus-int... Done
    gnus-group -> gnus-range... Done
    gnus-group -> gnus-win... Done
    gnus-group -> gnus-undo...
      gnus-undo -> gnus-util... Done
      gnus-undo -> gnus... Done
    gnus-group -> gmm-utils... Done
    gnus-group -> time-date... Done
    gnus-group -> gnus-ems... Done
  gnus-sum -> gnus-spec... Done
  gnus-sum -> gnus-range... Done
  gnus-sum -> gnus-int... Done
  gnus-sum -> gnus-undo... Done
  gnus-sum -> gnus-util... Done
  gnus-sum -> gmm-utils... Done
  gnus-sum -> mm-decode... Done
  gnus-sum -> nnoo...
    nnoo -> nnheader... Done
org -> calendar...
  calendar -> cal-menu...
    cal-menu -> calendar... Done
org -> find-func...
org -> format-spec... Done
Loading d:/home/sva/src/org-mode/lisp/org-loaddefs.el (source)...done
org -> ob-emacs-lisp...
  ob-emacs-lisp -> ob...
    ob -> cl... Done
    ob -> ob-eval...
      ob-eval -> cl... Done
    ob -> org-macs...
    ob -> org-compat...
      org-compat -> cl... Done
      org-compat -> org-macs... Done
  ob-emacs-lisp -> ob-comint...
    ob-comint -> ob... Done
    ob-comint -> org-compat... Done
    ob-comint -> comint...
      comint -> ring...
      comint -> ansi-color...
      comint -> regexp-opt... Done
    ob-comint -> cl... Done
org -> org-compat... Done
org -> org-version...
org -> outline...
org -> noutline... Done
org -> time-date... Done
org -> easymenu... Done
org -> overlay... Done
org -> org-macs... Done
org -> org-entities...
  org-entities -> org-macs... Done
  org-entities -> cl... Done
org -> org-faces...
  org-faces -> org-macs... Done
  org-faces -> org-compat... Done
org -> org-list...
  org-list -> cl... Done
  org-list -> org-macs... Done
  org-list -> org-compat... Done
org -> org-pcomplete...
  org-pcomplete -> cl... Done
  org-pcomplete -> org-macs... Done
  org-pcomplete -> org-compat... Done
  org-pcomplete -> pcomplete...
    pcomplete -> comint... Done
org -> org-src...
  org-src -> org-macs... Done
  org-src -> org-compat... Done
  org-src -> ob-keys...
    ob-keys -> ob... Done
  org-src -> ob-comint... Done
  org-src -> cl... Done
org -> org-footnote...
  org-footnote -> cl... Done
  org-footnote -> org-macs... Done
  org-footnote -> org-compat... Done
org -> ob... Done
org -> ob-table...
  ob-table -> ob... Done
org -> ob-lob...
  ob-lob -> cl... Done
  ob-lob -> ob... Done
  ob-lob -> ob-table... Done
org -> ob-ref...
  ob-ref -> ob... Done
  ob-ref -> cl... Done
org -> ob-tangle...
  ob-tangle -> ob... Done
  ob-tangle -> org-src... Done
  ob-tangle -> cl... Done
org -> ob-comint... Done
org -> ob-keys... Done
org -> font-lock... Done
org -> macroexp... Done [2 times]
org -> help-fns... Done [2 times]
org -> bytecomp...
  bytecomp -> backquote... Done
  bytecomp -> macroexp... Done
  bytecomp -> cconv...
org -> warnings...
byte-opt -> bytecomp... Done
byte-opt -> macroexp... Done
org -> help-fns... Done [2 times]
org -> macroexp... Done [2 times]
.emacs-minimal -> org-bbdb...
  org-bbdb -> org... Done
  org-bbdb -> cl... Done
.emacs-minimal -> org-bibtex...
  org-bibtex -> org... Done
  org-bibtex -> bibtex...
    bibtex -> button... Done
  org-bibtex -> cl... Done
  org-bibtex -> org-compat... Done
.emacs-minimal -> org-docview...
  org-docview -> org... Done
.emacs-minimal -> org-gnus...
  org-gnus -> org... Done
  org-gnus -> gnus-util... Done
  org-gnus -> gnus-sum... Done
.emacs-minimal -> org-info...
  org-info -> org... Done
.emacs-minimal -> org-jsinfo...
  org-jsinfo -> org-exp...
    org-exp -> org... Done
    org-exp -> org-macs... Done
    org-exp -> org-agenda...
      org-agenda -> org... Done
      org-agenda -> org-macs... Done
      org-agenda -> cl... Done
      org-agenda -> macroexp... Done
    org-exp -> ob-exp...
      ob-exp -> ob... Done
      ob-exp -> cl... Done
    org-exp -> org-src... Done
    org-exp -> cl... Done
    org-exp -> macroexp... Done [2 times]
  org-jsinfo -> org-html...
    org-html -> org-exp... Done
    org-html -> format-spec... Done
    org-html -> cl... Done
.emacs-minimal -> org-irc...
  org-irc -> org... Done
.emacs-minimal -> org-mew...
  org-mew -> org... Done
.emacs-minimal -> org-mhe...
  org-mhe -> org... Done
.emacs-minimal -> org-rmail...
  org-rmail -> org... Done
.emacs-minimal -> org-vm...
  org-vm -> org... Done
.emacs-minimal -> org-w3m...
  org-w3m -> org... Done
.emacs-minimal -> org-wl...
  org-wl -> org... Done
OVERVIEW
Loading vc-svn...done
Loading vc-git...done
.emacs-minimal -> vc-git... Done [2 times]
Loading Minimal Emacs... Done (in 4.22 s)
--8<---------------cut here---------------end--------------->8---

what takes 4.22 seconds on my machine.

If all of the above packages are somehow always required, then, yes, that's
normal I guess.

Best regards,
  Seb

-- 
Sebastien Vauban

^ permalink raw reply	[flat|nested] 13+ messages in thread

end of thread, other threads:[~2013-01-16 17:05 UTC | newest]

Thread overview: 13+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-12-18 22:48 Opening (for the first time) a 10-line Org doc takes 4 seconds Sebastien Vauban
2012-12-18 23:33 ` Bastien
2012-12-19  9:05   ` Sebastien Vauban
2012-12-23  8:52     ` Bastien
2012-12-19 15:09   ` Achim Gratz
2013-01-05 11:39     ` Bastien
2013-01-05 12:01       ` Achim Gratz
2013-01-05 12:37         ` Bastien
2013-01-05 13:23           ` Achim Gratz
2013-01-05 13:37             ` Bastien
2013-01-16  1:49               ` Bernt Hansen
2013-01-16 17:04                 ` Achim Gratz
2013-01-05 12:39         ` Bastien

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