netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Karsten Desler <kdesler@soohrt.org>
To: jamal <hadi@cyberus.ca>
Cc: Robert Olsson <Robert.Olsson@data.slu.se>,
	P@draigBrady.com, "David S. Miller" <davem@davemloft.net>,
	netdev@oss.sgi.com, linux-kernel@vger.kernel.org
Subject: Re: _High_ CPU usage while routing (mostly) small UDP packets
Date: Tue, 7 Dec 2004 14:11:25 +0100	[thread overview]
Message-ID: <20041207131125.GB26644@soohrt.org> (raw)
In-Reply-To: <1102424673.1093.124.camel@jzny.localdomain>

* jamal wrote:
> On Tue, 2004-12-07 at 07:50, Karsten Desler wrote:
> 
> > Currently I'm having problems capturing packets with tcpdump (lots of
> > "packets dropped by kernel") which indicates to me that there's
> > genuinely not much (enough) idle time sitting around.
> > 
> 
> Ah, more hints. So you are not trying to forward - rather just packet
> capturing?

forward/routing is the goal.

I was just trying to capture a tcpdump to analyze the traffic to
generate something that could emulate the trafficpattern for further
testing in a non-production environment.

Cheers,
 Karsten

  reply	other threads:[~2004-12-07 13:11 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-06 20:53 _High_ CPU usage while routing (mostly) small UDP packets Karsten Desler
2004-12-06 21:48 ` David S. Miller
2004-12-06 22:41   ` Karsten Desler
2004-12-06 23:56     ` Con Kolivas
2004-12-07  0:18       ` Karsten Desler
     [not found]     ` <E1CbSf8-00047p-00@calista.eckenfels.6bone.ka-ip.net>
2004-12-07  0:20       ` Karsten Desler
2004-12-07  2:46         ` jamal
2004-12-07  2:54           ` Karsten Desler
2004-12-07  3:18             ` jamal
2004-12-07  3:24               ` Karsten Desler
2004-12-07  3:30                 ` jamal
2004-12-07  4:02                   ` Karsten Desler
2004-12-07 10:21                     ` Karsten Desler
2004-12-07 12:34                       ` jamal
2004-12-07 13:14                         ` Karsten Desler
2004-12-07 10:47     ` P
2004-12-07 11:21       ` Karsten Desler
2004-12-07 12:38         ` Robert Olsson
2004-12-07 12:50           ` Karsten Desler
2004-12-07 13:04             ` jamal
2004-12-07 13:11               ` Karsten Desler [this message]
2004-12-07 13:39               ` P
2004-12-07 18:38         ` Karsten Desler
2004-12-08  5:39         ` Willy Tarreau
2004-12-08 13:08           ` Karsten Desler
2004-12-08 13:27             ` jamal
2004-12-07 21:10 ` Karsten Desler
2004-12-07 22:40   ` Robert Olsson
2004-12-08 22:06     ` Karsten Desler
2004-12-08  4:31   ` jamal
2004-12-08 13:26     ` Karsten Desler

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=20041207131125.GB26644@soohrt.org \
    --to=kdesler@soohrt.org \
    --cc=P@draigBrady.com \
    --cc=Robert.Olsson@data.slu.se \
    --cc=davem@davemloft.net \
    --cc=hadi@cyberus.ca \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@oss.sgi.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).