From: Ben Greear <greearb@candelatech.com>
To: Or Gerlitz <ogerlitz@voltaire.com>
Cc: netdev@vger.kernel.org
Subject: Re: some veth related issues
Date: Tue, 04 Aug 2009 21:48:53 -0700 [thread overview]
Message-ID: <4A790F35.60204@candelatech.com> (raw)
In-Reply-To: <4A790D24.9000008@voltaire.com>
Or Gerlitz wrote:
> Ben Greear wrote:
>> Try setting clone to 0. Might be that sending cloned pkts over veth
>> is a bad idea.
>
> okay, thanks, this fixed the problem, however it seems there's some
> performance loss, with cloning I saw numbers of 500K
> packets-per-second and above where without cloning I get about 400K PPS.
Well, it seems we could and should fix veth to work, but it will have to
do equivalent work of copying
an skb most likely, so either way you'll probably get a big performance hit.
Thanks,
Ben
>
> Or.
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
next prev parent reply other threads:[~2009-08-05 4:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-04 14:30 some veth related issues Or Gerlitz
2009-08-04 15:47 ` Ben Greear
2009-08-05 4:40 ` Or Gerlitz
2009-08-05 4:48 ` Ben Greear [this message]
2009-08-05 5:41 ` bridge vs macvlan performance (was: some veth related issues) Or Gerlitz
2009-08-05 5:50 ` bridge vs macvlan performance Ben Greear
2009-08-05 7:02 ` Or Gerlitz
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