From: Ryan Goodfellow <rgoodfel@isi.edu>
To: Jesper Dangaard Brouer <jbrouer@redhat.com>
Cc: "xdp-newbies@vger.kernel.org" <xdp-newbies@vger.kernel.org>
Subject: Re: zero-copy between interfaces
Date: Mon, 13 Jan 2020 10:28:00 -0500 [thread overview]
Message-ID: <20200113152759.GD68570@smtp.ads.isi.edu> (raw)
In-Reply-To: <20200113124134.3974cbed@carbon>
On Mon, Jan 13, 2020 at 12:41:34PM +0100, Jesper Dangaard Brouer wrote:
> On Mon, 13 Jan 2020 00:18:36 +0000
> Ryan Goodfellow <rgoodfel@isi.edu> wrote:
>
> > The numbers that I have been able to achive with this code are the following. MTU
> > is 1500 in all cases.
> >
> > mlx5: pps ~ 2.4 Mpps, 29 Gbps (driver mode, zero-copy)
> > i40e: pps ~ 700 Kpps, 8 Gbps (skb mode, copy)
> > virtio: pps ~ 200 Kpps, 2.4 Gbps (skb mode, copy, all qemu/kvm VMs)
> >
> > Are these numbers in the ballpark of what's expected?
>
> I would say they are too slow / low.
>
> Have you remembered to do bulking?
>
I am using a batch size of 256.
--
~ ry
next prev parent reply other threads:[~2020-01-13 15:28 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-13 0:18 zero-copy between interfaces Ryan Goodfellow
2020-01-13 9:16 ` Magnus Karlsson
2020-01-13 10:43 ` Toke Høiland-Jørgensen
2020-01-13 15:25 ` Ryan Goodfellow
2020-01-13 17:09 ` Toke Høiland-Jørgensen
2020-01-14 7:47 ` Magnus Karlsson
2020-01-14 8:11 ` Toke Høiland-Jørgensen
2020-01-13 15:11 ` Ryan Goodfellow
2020-01-14 9:59 ` Magnus Karlsson
2020-01-14 20:52 ` Ryan Goodfellow
2020-01-15 1:41 ` Ryan Goodfellow
2020-01-15 7:40 ` Magnus Karlsson
2020-01-15 8:20 ` Magnus Karlsson
2020-01-16 2:04 ` Ryan Goodfellow
2020-01-16 14:32 ` Magnus Karlsson
2020-01-17 9:45 ` Magnus Karlsson
2020-01-17 17:05 ` Ryan Goodfellow
2020-01-21 7:34 ` Magnus Karlsson
2020-01-21 13:40 ` Maxim Mikityanskiy
2020-01-22 21:43 ` Ryan Goodfellow
2020-01-27 14:01 ` Maxim Mikityanskiy
2020-01-27 15:54 ` Magnus Karlsson
2020-01-30 9:37 ` Maxim Mikityanskiy
2020-01-30 9:59 ` Magnus Karlsson
2020-01-30 11:40 ` Magnus Karlsson
2020-02-04 16:10 ` Magnus Karlsson
2020-02-05 13:31 ` Magnus Karlsson
2020-02-06 14:56 ` Maxim Mikityanskiy
2020-02-07 9:01 ` Magnus Karlsson
2020-01-17 17:40 ` William Tu
2020-01-13 11:41 ` Jesper Dangaard Brouer
2020-01-13 15:28 ` Ryan Goodfellow [this message]
2020-01-13 17:04 ` Jesper Dangaard Brouer
2020-01-17 17:54 ` Ryan Goodfellow
2020-01-18 10:14 ` Jesper Dangaard Brouer
2020-01-18 14:08 ` Ryan Goodfellow
2020-01-26 4:53 ` Dan Siemon
2020-01-17 12:32 ` [Intel-wired-lan] " =?unknown-8bit?q?Bj=C3=B6rn_T=C3=B6pel?=
2020-01-17 12:32 ` Björn Töpel
2020-01-17 17:16 ` [Intel-wired-lan] " Ryan Goodfellow
2020-01-17 17:16 ` Ryan Goodfellow
2020-01-17 18:10 ` [Intel-wired-lan] " Ryan Goodfellow
2020-01-17 18:10 ` Ryan Goodfellow
2020-01-20 8:24 ` [Intel-wired-lan] " Magnus Karlsson
2020-01-20 8:24 ` Magnus Karlsson
2020-01-20 18:33 ` [Intel-wired-lan] " Ryan Goodfellow
2020-01-20 18:33 ` Ryan Goodfellow
2020-01-20 17:04 ` [Intel-wired-lan] " =?unknown-8bit?q?Bj=C3=B6rn_T=C3=B6pel?=
2020-01-20 17:04 ` Björn Töpel
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=20200113152759.GD68570@smtp.ads.isi.edu \
--to=rgoodfel@isi.edu \
--cc=jbrouer@redhat.com \
--cc=xdp-newbies@vger.kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.