From: Rogier Wolff <R.E.Wolff@BitWizard.nl>
To: bert hubert <ahu@ds9a.nl>,
Latha B lingaiah <l_lingaiah@yahoo.com>,
linux-kernel@vger.kernel.org
Subject: Re: TCP DELAY
Date: Sat, 26 Oct 2002 12:52:30 +0200 [thread overview]
Message-ID: <20021026125230.E16359@bitwizard.nl> (raw)
In-Reply-To: <20021021065839.GA6108@outpost.ds9a.nl>
On Mon, Oct 21, 2002 at 08:58:39AM +0200, bert hubert wrote:
> On Sun, Oct 20, 2002 at 11:56:00PM -0700, Latha B lingaiah wrote:
> > Hi,
> >
> > While transfering a 42MB file, there seem to be a TCP
> > delay between the kernels 2.4.7 and 2.4.18.
>
> Don't do such short measurements, 4.5 seconds is no way to do statistics.
> TCP/IP does not start out at full speed but takes some time to find the
> right speed.
If all you do is repeatedly transfer small files of only 42Mb, the
difference of 18% between 3.7 and 4.4 seconds is quite measureable.
But you should measure the difference more than once, but I suspect
that this was indeed done.....
Roger.
--
** R.E.Wolff@BitWizard.nl ** http://www.BitWizard.nl/ ** +31-15-2600998 **
*-- BitWizard writes Linux device drivers for any device you may have! --*
* The Worlds Ecosystem is a stable system. Stable systems may experience *
* excursions from the stable situation. We are currently in such an *
* excursion: The stable situation does not include humans. ***************
prev parent reply other threads:[~2002-10-26 10:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-21 6:56 TCP DELAY Latha B lingaiah
2002-10-21 6:58 ` bert hubert
2002-10-26 10:52 ` Rogier Wolff [this message]
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=20021026125230.E16359@bitwizard.nl \
--to=r.e.wolff@bitwizard.nl \
--cc=ahu@ds9a.nl \
--cc=l_lingaiah@yahoo.com \
--cc=linux-kernel@vger.kernel.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 NNTP newsgroup(s).