From: Stephen Hemminger <shemming@brocade.com>
To: Tom Herbert <tom@herbertland.com>
Cc: <netdev@vger.kernel.org>, <kernel-team@fb.com>
Subject: Re: [PATCH iproute] vxlan: Add support for remote checksum offload
Date: Sun, 29 Nov 2015 11:54:21 -0800 [thread overview]
Message-ID: <20151129115421.43b196c5@xeon-e3> (raw)
In-Reply-To: <1448648623-3336620-1-git-send-email-tom@herbertland.com>
On Fri, 27 Nov 2015 10:23:43 -0800
Tom Herbert <tom@herbertland.com> wrote:
> This patch adds support to remote checksum checksum offload
> to VXLAN. This patch adds remcsumtx and remcsumrx to ip vxlan
> configuration to enable remote checksum offload for transmit
> and receive on the VXLAN tunnel.
>
> https://tools.ietf.org/html/draft-herbert-vxlan-rco-00
>
> Example:
>
> ip link add name vxlan0 type vxlan id 42 group 239.1.1.1 dev eth0 \
> udpcsum remcsumtx remcsumrx
>
> Testing:
>
> Ran single netperf over mlnx4 to illustrate the effest:
>
> - Without RCO (UDP csum set to zero)
> 4335.99 Mbps
> - With RCO enabled
> 7661.81 Mbps
>
> Signed-off-by: Tom Herbert <tom@herbertland.com>
Applied, thanks
prev parent reply other threads:[~2015-11-29 19:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-27 18:23 [PATCH iproute] vxlan: Add support for remote checksum offload Tom Herbert
2015-11-29 19:54 ` Stephen Hemminger [this message]
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