From: Lars-Dominik Braun <ldb@leibniz-psychology.org>
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: 41702@debbugs.gnu.org
Subject: bug#41702: `guix environment` performance issues
Date: Wed, 1 Jul 2020 13:24:53 +0200 [thread overview]
Message-ID: <20200701112453.GB25179@zpidnp36> (raw)
In-Reply-To: <87y2o3zf00.fsf@gnu.org>
[-- Attachment #1: Type: text/plain, Size: 845 bytes --]
Hey,
> What we need is Guile-SSH bindings for ‘ssh_get_fd’, which would allow
> us to get at the actual file descriptor after the connection has been
> opened, and to set TCP_NODELAY there:
>
> http://api.libssh.org/stable/group__libssh__session.html#gafe509fcea47714b5cd277d1e35e83276
>
> It’s not 100% clear though if it returns that “right” FD when there’s a
> proxy command.
wouldn’t it be easier to add the SSH_OPTIONS_NODELAY option (see [1]) to
guile-ssh (should be trivial[2]) and let guile-ssh handle all the connection
stuff without touching the socket? Or do we need the raw socket elsewhere?
Cheers,
Lars
[1] http://api.libssh.org/stable/group__libssh__session.html#ga7a801b85800baa3f4e16f5b47db0a73d
[2] https://github.com/artyom-poptsov/guile-ssh/blob/master/libguile-ssh/session-func.c#L52
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 659 bytes --]
next prev parent reply other threads:[~2020-07-01 11:26 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-04 8:23 bug#41702: `guix environment` performance issues Lars-Dominik Braun
2020-06-06 16:08 ` Ludovic Courtès
2020-06-06 21:40 ` Ludovic Courtès
2020-06-08 9:04 ` Lars-Dominik Braun
2020-06-08 21:59 ` Ludovic Courtès
2020-06-09 9:15 ` Lars-Dominik Braun
2020-06-27 21:20 ` Ludovic Courtès
2020-06-30 9:59 ` Lars-Dominik Braun
2020-07-01 10:49 ` Ludovic Courtès
2020-07-01 11:24 ` Lars-Dominik Braun [this message]
2020-07-01 21:53 ` Ludovic Courtès
2020-07-02 7:00 ` Lars-Dominik Braun
2020-07-02 12:03 ` Lars-Dominik Braun
2020-07-06 8:49 ` Ludovic Courtès
2020-07-06 12:58 ` Lars-Dominik Braun
2020-07-20 9:50 ` Lars-Dominik Braun
2020-07-20 21:51 ` Ludovic Courtès
2020-10-22 21:03 ` Maxim Cournoyer
2020-10-23 7:26 ` Lars-Dominik Braun
2020-10-23 13:07 ` bug#44175: [optimization] Grafting is too slow Maxim Cournoyer
2020-10-23 21:17 ` Ludovic Courtès
2020-10-25 2:33 ` Maxim Cournoyer
2020-10-25 16:43 ` Ludovic Courtès
2020-10-26 7:56 ` Lars-Dominik Braun
2020-10-23 14:51 ` bug#41702: `guix environment` performance issues Ludovic Courtès
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://guix.gnu.org/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200701112453.GB25179@zpidnp36 \
--to=ldb@leibniz-psychology.org \
--cc=41702@debbugs.gnu.org \
--cc=ludo@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 public inbox
https://git.savannah.gnu.org/cgit/guix.git
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).