From: Nick Piggin <piggin@cyberone.com.au>
To: Andrea Arcangeli <andrea@suse.de>
Cc: William Lee Irwin III <wli@holomorphy.com>,
Andrew Morton <akpm@digeo.com>,
David Lang <david.lang@digitalinsight.com>,
linux-kernel@vger.kernel.org
Subject: Re: IO scheduler benchmarking
Date: Fri, 21 Feb 2003 22:17:55 +1100 [thread overview]
Message-ID: <3E560AE3.8030309@cyberone.com.au> (raw)
In-Reply-To: <20030221110807.GQ31480@x30.school.suse.de>
Andrea Arcangeli wrote:
>it's like a dma ring buffer size of a soundcard, if you want low latency
>it has to be small, it's as simple as that. It's a tradeoff between
>
Although the dma buffer is strictly FIFO, so the situation isn't
quite so simple for disk IO.
next prev parent reply other threads:[~2003-02-21 11:09 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-21 5:23 IO scheduler benchmarking Andrew Morton
2003-02-21 5:23 ` iosched: parallel streaming reads Andrew Morton
2003-02-21 5:24 ` iosched: effect of streaming write on interactivity Andrew Morton
2003-02-21 5:25 ` iosched: effect of streaming read " Andrew Morton
2003-02-21 5:25 ` iosched: time to copy many small files Andrew Morton
2003-02-21 5:26 ` iosched: concurrent reads of " Andrew Morton
2003-02-21 5:27 ` iosched: impact of streaming write on streaming read Andrew Morton
2003-02-21 5:27 ` iosched: impact of streaming write on read-many-files Andrew Morton
2003-02-21 5:27 ` iosched: impact of streaming read " Andrew Morton
2003-02-21 10:40 ` Andrea Arcangeli
2003-02-21 10:55 ` Nick Piggin
2003-02-21 11:23 ` Andrea Arcangeli
2003-02-21 21:11 ` Andrew Morton
2003-02-23 15:16 ` Andrea Arcangeli
2003-02-25 12:02 ` Pavel Machek
2003-02-21 5:28 ` iosched: effect of streaming read on streaming write Andrew Morton
2003-02-21 6:51 ` IO scheduler benchmarking David Lang
2003-02-21 8:16 ` Andrew Morton
2003-02-21 10:31 ` Andrea Arcangeli
2003-02-21 10:51 ` William Lee Irwin III
2003-02-21 11:08 ` Andrea Arcangeli
2003-02-21 11:17 ` Nick Piggin [this message]
2003-02-21 11:41 ` Andrea Arcangeli
2003-02-21 21:25 ` Andrew Morton
2003-02-23 15:09 ` Andrea Arcangeli
2003-02-21 11:34 ` William Lee Irwin III
2003-02-21 12:38 ` Andrea Arcangeli
-- strict thread matches above, loose matches on Subject: below --
2003-02-25 5:35 rwhron
2003-02-25 6:38 ` Andrew Morton
2003-02-25 12:59 rwhron
2003-02-25 22:09 ` Andrew Morton
2003-02-25 21:57 rwhron
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=3E560AE3.8030309@cyberone.com.au \
--to=piggin@cyberone.com.au \
--cc=akpm@digeo.com \
--cc=andrea@suse.de \
--cc=david.lang@digitalinsight.com \
--cc=linux-kernel@vger.kernel.org \
--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