unofficial mirror of guile-devel@gnu.org 
 help / color / mirror / Atom feed
From: "Ludovic Courtès" <ludo@gnu.org>
To: "Aleix Conchillo Flaqué" <aconchillo@gmail.com>
Cc: guile-user@gnu.org, guile-devel@gnu.org
Subject: Re: Guile's time execution issues
Date: Sun, 26 Apr 2020 19:16:29 +0200	[thread overview]
Message-ID: <87d07u182a.fsf@gnu.org> (raw)
In-Reply-To: <CA+XASoXVOZav2F3goYroXXU_9XfuJbL7yxYkYkTTZqcwzo_5PA@mail.gmail.com> ("Aleix Conchillo \=\?utf-8\?Q\?Flaqu\=C3\=A9\=22's\?\= message of "Tue, 21 Apr 2020 15:03:21 -0700")

Bon dia!

Aleix Conchillo Flaqué <aconchillo@gmail.com> skribis:

> I was trying to get some guile-json performance times loading large JSON
> file. However, I'm getting increasing numbers at each run, so I'm wondering
> if I'm doing something wrong. Below you can see how the first run took
> 19.95s and then running the same command kept increasing.
>
> I'm running Guile 2.2.7 on macOS Catalina 10.15.3.
>
> scheme@(guile-user)> (use-modules (json))
> scheme@(guile-user)> ,t (define a (call-with-input-file
> "/Users/aleix/Downloads/large-file.json" (lambda (port) (json->scm port))))
> ;; 19.956429s real time, 87.100982s run time.  75.270202s spent in GC.
> ;; 26.173179s real time, 143.645265s run time.  131.022631s spent in GC.
> ;; 28.193926s real time, 154.758375s run time.  141.697236s spent in GC.
> ;; 29.044218s real time, 160.745984s run time.  147.449073s spent in GC.
> ;; 30.480873s real time, 170.855527s run time.  157.332793s spent in GC.
> ;; 30.555700s real time, 172.938278s run time.  159.468737s spent in GC.
> ;; 32.190478s real time, 172.807551s run time.  158.905645s spent in GC.

Could this have to do with <https://issues.guix.gnu.org/issue/40194>?

Could you check if that happens with 3.0.2?  (Or suggest a
‘large-file.json’ to use.  :-))

Thanks in advance!

Ludo’.



  parent reply	other threads:[~2020-04-26 17:16 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-21 22:03 Guile's time execution issues Aleix Conchillo Flaqué
2020-04-22 13:47 ` Linus Björnstam
2020-04-26 17:16 ` Ludovic Courtès [this message]
2020-04-26 23:14   ` Aleix Conchillo Flaqué
2020-05-02 14:11     ` Ludovic Courtès
2020-05-04  0:32       ` Aleix Conchillo Flaqué
2020-05-04  9:36         ` Ludovic Courtès
2020-05-04 11:19           ` Linus Björnstam
2020-05-04 20:09             ` Ludovic Courtès
2020-05-04 20:50               ` Linus Björnstam
2020-05-08 11:31                 ` Linus Björnstam
2020-05-04 18:47           ` Linus Björnstam

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

  List information: https://www.gnu.org/software/guile/

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

  git send-email \
    --in-reply-to=87d07u182a.fsf@gnu.org \
    --to=ludo@gnu.org \
    --cc=aconchillo@gmail.com \
    --cc=guile-devel@gnu.org \
    --cc=guile-user@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. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).