From: Linus Torvalds <torvalds@osdl.org>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Larry McVoy <lm@bitmover.com>
Subject: Re: Make pipe data structure be a circular list of pages, rather than
Date: Thu, 6 Jan 2005 22:37:10 -0800 (PST) [thread overview]
Message-ID: <Pine.LNX.4.58.0501062236060.2272@ppc970.osdl.org> (raw)
In-Reply-To: <Pine.LNX.4.58.0501062222500.2272@ppc970.osdl.org>
On Thu, 6 Jan 2005, Linus Torvalds wrote:
>
> I worried a bit about latency, but my test-run of four before/after was in
> the noise. It's bound to be worse because of the extra allocation, but
> it's not clearly visible.
Btw, this is not to say that it isn't measurable: I'm sure it is. It's
just not as _obvious_ as the throughput improvement. If somebody were to
do some more controlled latency tests... Hint, hint.
Linus
next prev parent reply other threads:[~2005-01-07 6:37 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200501070313.j073DCaQ009641@hera.kernel.org>
2005-01-07 3:41 ` Make pipe data structure be a circular list of pages, rather than William Lee Irwin III
2005-01-07 6:35 ` Linus Torvalds
2005-01-07 6:37 ` Linus Torvalds [this message]
2005-01-19 16:29 ` Larry McVoy
2005-01-19 17:14 ` Linus Torvalds
2005-01-19 19:01 ` Larry McVoy
2005-01-20 0:01 ` Linus Torvalds
2005-01-07 14:30 Oleg Nesterov
2005-01-07 15:45 ` Alan Cox
2005-01-07 17:23 ` Linus Torvalds
2005-01-08 18:25 ` Hugh Dickins
2005-01-08 18:54 ` Linus Torvalds
2005-01-07 16:17 ` Linus Torvalds
2005-01-07 16:06 ` Alan Cox
2005-01-07 17:33 ` Linus Torvalds
2005-01-07 17:48 ` Linus Torvalds
2005-01-07 20:59 ` Mike Waychison
2005-01-07 23:46 ` Chris Friesen
2005-01-08 21:38 ` Lee Revell
2005-01-08 21:51 ` Linus Torvalds
2005-01-08 22:02 ` Lee Revell
2005-01-08 22:29 ` Davide Libenzi
2005-01-09 4:07 ` Linus Torvalds
2005-01-09 23:19 ` Davide Libenzi
2005-01-14 10:15 ` Peter Chubb
2005-01-07 21:59 ` Linus Torvalds
2005-01-07 22:53 ` Diego Calleja
2005-01-07 23:15 ` Linus Torvalds
2005-01-10 23:23 ` Robert White
2005-01-07 17:45 ` Chris Friesen
2005-01-07 16:39 ` Davide Libenzi
2005-01-07 17:09 ` Linus Torvalds
2005-08-18 6:07 ` Coywolf Qi Hunt
[not found] <Pine.LNX.4.44.0501091946020.3620-100000@localhost.localdomain>
[not found] ` <Pine.LNX.4.58.0501091713300.2373@ppc970.osdl.org>
[not found] ` <Pine.LNX.4.58.0501091830120.2373@ppc970.osdl.org>
2005-01-12 19:50 ` Davide Libenzi
2005-01-12 20:10 ` Linus Torvalds
2005-01-16 2:59 Make pipe data structure be a circular list of pages, rather Linus Torvalds
2005-01-19 21:12 ` Make pipe data structure be a circular list of pages, rather than linux
2005-01-20 2:06 ` Robert White
2005-01-20 2:14 Robert White
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=Pine.LNX.4.58.0501062236060.2272@ppc970.osdl.org \
--to=torvalds@osdl.org \
--cc=linux-kernel@vger.kernel.org \
--cc=lm@bitmover.com \
--cc=wli@holomorphy.com \
/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 NNTP newsgroup(s).