DPDK patches and discussions
 help / color / mirror / Atom feed
From: "Wiles, Keith" <keith.wiles@intel.com>
To: "Assaad, Sami (Sami)" <sami.assaad@alcatel-lucent.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"Richardson, Bruce" <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] DPDK Port Mirroring
Date: Thu, 9 Jul 2015 20:17:33 +0000	[thread overview]
Message-ID: <D1C44095.24284%keith.wiles@intel.com> (raw)



On 7/9/15, 12:26 PM, "dev on behalf of Assaad, Sami (Sami)"
<dev-bounces@dpdk.org on behalf of sami.assaad@alcatel-lucent.com> wrote:

>Hello,
>
>I want to build a DPDK app that is able to port-mirror all ingress
>traffic from two 10G interfaces.
>
>1.       Is it possible in port-mirroring traffic consisting of 450byte
>packets at 20G without losing more than 5% of traffic?
>
>2.       Would you have any performance results due to packet copying?

Do you need to copy the packet if you increment the reference count you
can send the packet to both ports without having to copy the packet.
>
>3.       Would you have any port mirroring DPDK sample code?

DPDK does not have port mirroring example, but you could grab the l2fwd or
l3fwd and modify it to do what you want.
>
>Thanks in advance.
>
>Best Regards,
>Sami Assaad.

             reply	other threads:[~2015-07-09 20:17 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-09 20:17 Wiles, Keith [this message]
2015-07-09 20:27 ` Matt Laswell
2015-07-09 20:30   ` Assaad, Sami (Sami)
2015-07-10 13:46   ` Sanford, Robert
2015-07-10 13:47     ` Bruce Richardson
2015-07-10 14:21       ` Assaad, Sami (Sami)
2015-07-10 14:36         ` Bruce Richardson
  -- strict thread matches above, loose matches on Subject: below --
2015-07-09 17:26 Assaad, Sami (Sami)

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=D1C44095.24284%keith.wiles@intel.com \
    --to=keith.wiles@intel.com \
    --cc=bruce.richardson@intel.com \
    --cc=dev@dpdk.org \
    --cc=sami.assaad@alcatel-lucent.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).