Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 29 Aug 2013 05:32:41 +0400
From:      Slawa Olhovchenkov <slw@zxy.spb.ru>
To:        Andre Oppermann <andre@freebsd.org>
Cc:        "Alexander V. Chernikov" <melifaro@yandex-team.ru>, adrian@freebsd.org, freebsd-hackers@freebsd.org, freebsd-arch@freebsd.org, luigi@freebsd.org, ae@FreeBSD.org, Gleb Smirnoff <glebius@FreeBSD.org>, FreeBSD Net <net@freebsd.org>
Subject:   Re: Network stack changes
Message-ID:  <20130829013241.GB70584@zxy.spb.ru>
In-Reply-To: <521E78B0.6080709@freebsd.org>
References:  <521E41CB.30700@yandex-team.ru> <521E78B0.6080709@freebsd.org>

next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, Aug 29, 2013 at 12:24:48AM +0200, Andre Oppermann wrote:

> > ..
> > while Intel DPDK claims 80MPPS (and 6windgate talks about 160 or so) on the same-class hardware and
> > _userland_ forwarding.
> 
> Those numbers sound a bit far out.  Maybe if the packet isn't touched
> or looked at at all in a pure netmap interface to interface bridging
> scenario.  I don't believe these numbers.

80*64*8 = 40.960 Gb/s
May be DCA? And use CPU with 40 PCIe lane and 4 memory chanell.



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20130829013241.GB70584>