From: Ben Greear <greearb@candelatech.com>
To: David Miller <davem@davemloft.net>
Cc: peter.hicks@poggs.co.uk, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: Thousands of interfaces
Date: Tue, 31 Oct 2006 07:55:04 -0800 [thread overview]
Message-ID: <454771D8.9080307@candelatech.com> (raw)
In-Reply-To: <20061031.013154.122620846.davem@davemloft.net>
David Miller wrote:
> From: Peter Hicks <peter.hicks@poggs.co.uk>
> Date: Tue, 31 Oct 2006 09:25:50 +0000
>
> [ Discussion belongs on netdev@vger.kernel.org, added to CC: ]
>
>
>> I have a dual 3GHz Xeon machine with a 2.4.21 kernel and thousands (15k+) of
>> ipip tunnel interfaces. These are being used to tunnel traffic from remote
>> routers, over a private network, and handed off to a third party.
>>
> ...
>
>> Is it possible to speed up creation of the interfaces? Currently it takes
>> around 24 hours. Is there are more efficient way to handle a very large
>> number of IP-IP tunnels? Would upgrading to a 2.6 kernel be of use?
>>
>
>
2.6 (and the associated 'ip' tool) does have some improvements for
showing very
large numbers of interfaces. I haven't tried more than a few thousand
though...
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
next prev parent reply other threads:[~2006-10-31 15:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-31 9:25 Thousands of interfaces Peter Hicks
2006-10-31 9:31 ` David Miller
2006-10-31 15:55 ` Ben Greear [this message]
2006-10-31 18:22 ` Stephen Hemminger
2006-10-31 21:36 ` David Miller
2006-10-31 18:46 ` Michael Tokarev
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