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From: jamal <hadi@cyberus.ca>
To: Simon Kirby <sim@netnation.com>
Cc: Robert Olsson <Robert.Olsson@data.slu.se>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	Eric Dumazet <dada1@cosmosbay.com>,
	netdev@oss.sgi.com
Subject: Re: Route cache performance
Date: Sat, 17 Sep 2005 11:17:20 -0400	[thread overview]
Message-ID: <1126970240.6681.128.camel@localhost.localdomain> (raw)
In-Reply-To: <20050917002823.GB19112@netnation.com>

On Fri, 2005-16-09 at 17:28 -0700, Simon Kirby wrote:

> nf_iterate was near the top even though the firewall was empty, so I
> changed CONFIG_IP_NF_IPTABLES=y to CONFIG_IP_NF_IPTABLES=m (and didn't
> load it).  Throughput went up from 173 Mbps to 232 Mbps...yikes. 
> Conntrack was never compiled.  I'll do some more profiling when I get
> a chance...
> 

If you want some basic stateless firewalling, turn off netfilter and use
tc ingress/egress actions instead. The impact on performance is a lot
more tolerable.

cheers,
jamal

  parent reply	other threads:[~2005-09-17 15:17 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-08-15 21:38 Route cache performance Simon Kirby
2005-08-16  2:23 ` Eric Dumazet
2005-08-23 19:08   ` Simon Kirby
2005-08-23 19:56     ` Robert Olsson
2005-08-24  0:01       ` Simon Kirby
2005-08-24  3:50         ` Robert Olsson
2005-08-25 18:11         ` Simon Kirby
2005-08-25 20:05           ` Alexey Kuznetsov
2005-08-25 21:22             ` Simon Kirby
2005-08-26 11:55               ` Alexey Kuznetsov
2005-08-26 19:49                 ` Robert Olsson
2005-09-06 23:57                   ` Simon Kirby
2005-09-07  1:19                     ` Alexey Kuznetsov
2005-09-07 15:03                       ` Robert Olsson
2005-09-07 16:55                         ` Simon Kirby
2005-09-07 17:21                           ` Robert Olsson
2005-09-07 14:45                     ` Robert Olsson
2005-09-07 16:28                       ` Simon Kirby
2005-09-07 16:49                         ` Robert Olsson
2005-09-07 16:57                           ` Simon Kirby
2005-09-07 19:59                         ` Alexey Kuznetsov
2005-09-13 22:14                           ` Simon Kirby
2005-09-14  8:04                             ` Robert Olsson
2005-09-17  0:28                               ` Simon Kirby
2005-09-17  9:04                                 ` Martin Josefsson
2005-09-17 15:17                                 ` jamal [this message]
2005-09-15 21:04                             ` Alexey Kuznetsov
2005-09-15 21:30                               ` Robert Olsson
2005-09-15 22:21                                 ` Alexey Kuznetsov
2005-09-16 12:18                                   ` Robert Olsson
2005-09-16 19:04                                     ` Alexey Kuznetsov
2005-09-16 19:22                                       ` Ben Greear
2005-09-16 19:57                                       ` Robert Olsson
  -- strict thread matches above, loose matches on Subject: below --
2005-08-24 16:06 Simon Kirby
     [not found] <20050301220743.GF2554@netnation.com>
     [not found] ` <16940.9990.975632.115834@robur.slu.se>
2005-03-09  1:45   ` Simon Kirby
2005-03-09 12:05     ` Robert Olsson

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