From: Jesper Dangaard Brouer <brouer@redhat.com>
To: Saeed Mahameed <saeedm@mellanox.com>
Cc: "David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, "Tariq Toukan" <tariqt@mellanox.com>,
"Tal Gilboa" <talgi@mellanox.com>,
"Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Pawel Staszewski" <pstaszewski@itcare.pl>,
brouer@redhat.com, "Toke Høiland-Jørgensen" <toke@toke.dk>
Subject: Re: [pull request][net-next 0/9] Mellanox, mlx5 XDP TX 100 Million packet per second
Date: Fri, 21 Dec 2018 16:43:24 +0100 [thread overview]
Message-ID: <20181221164324.5bd7b5b9@redhat.com> (raw)
In-Reply-To: <20181221070647.12219-1-saeedm@mellanox.com>
On Thu, 20 Dec 2018 23:06:38 -0800
Saeed Mahameed <saeedm@mellanox.com> wrote:
> XDP_TX:
> We see a huge gain on single port ConnectX-5, and reach the 100 Mpps
> milestone.
> * Single-port HCA:
> Before: 70 Mpps
> After: 100 Mpps (+42.8%)
Great, this confirm that we were hitting a PCIe limit in our XDP-paper.
See graph[1] leveling off at 70Mpps for XDP_TX.
[1] https://github.com/xdp-project/xdp-project/blob/master/conference/LinuxPlumbers2018/images/redirect-test.pdf
--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Principal Kernel Engineer at Red Hat
LinkedIn: http://www.linkedin.com/in/brouer
prev parent reply other threads:[~2018-12-21 15:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-21 7:06 [pull request][net-next 0/9] Mellanox, mlx5 XDP TX 100 Million packet per second Saeed Mahameed
2018-12-21 7:06 ` [net-next 1/9] net/mlx5e: TX, Print opcode in error CQE warning Saeed Mahameed
2018-12-21 7:06 ` [net-next 2/9] net/mlx5e: XDP, Precede XDP-related operations in RQ poll by a loaded program check Saeed Mahameed
2018-12-21 7:06 ` [net-next 3/9] net/mlx5e: XDP, Change the XDP SQ redirect indication Saeed Mahameed
2018-12-21 7:06 ` [net-next 4/9] net/mlx5e: XDP, Warn upon polling an error CQE Saeed Mahameed
2018-12-21 7:06 ` [net-next 5/9] net/mlx5e: XDP, Replace boolean doorbell indication with segment pointer Saeed Mahameed
2018-12-21 7:06 ` [net-next 6/9] net/mlx5e: XDP, Maintain a FIFO structure for xdp_info instances Saeed Mahameed
2018-12-21 7:06 ` [net-next 7/9] net/mlx5e: XDP, Add array for WQE info descriptors Saeed Mahameed
2018-12-21 7:06 ` [net-next 8/9] net/mlx5e: XDP, Support Enhanced Multi-Packet TX WQE Saeed Mahameed
2018-12-21 7:06 ` [net-next 9/9] net/mlx5e: XDP, Add user control for XDP TX MPWQE feature Saeed Mahameed
2018-12-21 15:43 ` Jesper Dangaard Brouer [this message]
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