From: Patrick McHardy <kaber@trash.net>
To: Ben Greear <greearb@candelatech.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
Thomas Graf <tgraf@suug.ch>,
Robert.Olsson@data.slu.se
Subject: Re: [RFC NET 00/04]: Increase number of possible routing tables
Date: Sat, 08 Jul 2006 04:48:29 +0200 [thread overview]
Message-ID: <44AF1CFD.102@trash.net> (raw)
In-Reply-To: <44AF053F.70605@candelatech.com>
Ben Greear wrote:
> With this patch applied everything is looking much better. I currently
> have 400+ interfaces and one routing table per interface, and traffic
> is passing as expected.
>
> This is probably due to my own application polling interfaces for
> stat updates...but I am seeing over 50% usage (with more system than
> user-space)
> in this setup on an otherwise lightly loaded system. top shows no
> process averaging
> more than about 2% CPU (and only 2-3 are above 0.0 typically), which I find
> a little strange. load is around 3.0.
I can't imagine this beeing related to the increased number of
routing tables, with a number of entries slightly (not even two
times) over the hash size it shouldn't make that much of a
difference. It may of course be a bug, but I don't see it.
next prev parent reply other threads:[~2006-07-08 2:48 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-03 7:52 [RFC NET 00/04]: Increase number of possible routing tables Patrick McHardy
2006-07-03 7:53 ` [RFC NET 01/04]: Use u32 for routing table IDs Patrick McHardy
2006-07-03 7:53 ` [RFC NET 02/04]: Introduce RTA_TABLE routing attribute Patrick McHardy
2006-07-03 7:53 ` [RFC IPV4 03/04]: Increase number of possible routing tables to 2^32 Patrick McHardy
2006-07-03 7:53 ` [RFC DECNET 04/04]: " Patrick McHardy
2006-07-03 11:20 ` Steven Whitehouse
2006-07-03 11:21 ` Patrick McHardy
2006-07-03 9:23 ` [RFC NET 00/04]: Increase number of possible routing tables Patrick McHardy
2006-07-03 9:38 ` Patrick McHardy
2006-07-03 11:34 ` Thomas Graf
2006-07-03 11:36 ` Patrick McHardy
2006-07-03 11:41 ` Thomas Graf
2006-07-07 8:05 ` Patrick McHardy
2006-07-07 18:13 ` Ben Greear
2006-07-07 19:58 ` Patrick McHardy
2006-07-07 23:59 ` David Miller
2006-07-08 2:45 ` Patrick McHardy
2006-07-08 1:07 ` Ben Greear
2006-07-08 2:48 ` Patrick McHardy [this message]
2006-07-08 5:06 ` Ben Greear
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