From: Divy Le Ray <divy@chelsio.com>
To: Raz <raziebe@gmail.com>
Cc: netdev@vger.kernel.org
Subject: Re: what is the expeted performance from a dual port 10G card ?
Date: Fri, 28 Nov 2008 22:30:27 -0800 [thread overview]
Message-ID: <4930E183.9040700@chelsio.com> (raw)
In-Reply-To: <5d96567b0811280511q1e3f7774j7eabce4810dae91a@mail.gmail.com>
Raz wrote:
> Hello
> I have been testing 10G ethernet cards , intel ixgbe, chelsio, tehuti
> and melanox . All are dual port cards.
> I have used pktgen to test it. A single cpu is mapped over a single
> interface (no neeed for MQ , which is quite bad anyway).
> Results:
> Intel gives: 13Gbps , 6.5 from each port.
> The rest give ~10 Gbps .
> Cards were tested on PCI-E x8 slot, on a supermicro x7DBI and
> supermicro 1025W-UR.
>
> Am i to expect ~20Gbps from each card ?
Hi Raz,
For the rest, what is the load balance between the ports?
The Chelsio adapter shares the pci link between all ports.
Cheers,
Divy
next prev parent reply other threads:[~2008-11-29 6:30 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-28 13:11 what is the expeted performance from a dual port 10G card ? Raz
2008-11-28 13:54 ` Ben Hutchings
2008-11-29 8:10 ` Raz
2008-11-29 17:34 ` Ben Hutchings
2008-11-29 22:46 ` Roland Dreier
2008-11-30 2:55 ` Trent Piepho
2008-11-30 7:25 ` Raz
2008-11-30 17:31 ` Roland Dreier
2008-12-01 18:16 ` Rick Jones
2008-11-29 6:30 ` Divy Le Ray [this message]
2008-11-29 8:11 ` Raz
2008-12-01 15:17 ` Christoph Lameter
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4930E183.9040700@chelsio.com \
--to=divy@chelsio.com \
--cc=netdev@vger.kernel.org \
--cc=raziebe@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).