From: Jakub Kicinski <kuba@kernel.org>
To: Maxim Mikityanskiy <maximmi@nvidia.com>
Cc: David Ahern <dsahern@gmail.com>,
Stephen Hemminger <stephen@networkplumber.org>,
Tariq Toukan <tariqt@nvidia.com>,
Boris Pismenny <borisp@nvidia.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH iproute2-next] ss: Show zerocopy sendfile status of TLS sockets
Date: Wed, 1 Jun 2022 08:42:16 -0700 [thread overview]
Message-ID: <20220601084216.0eb98e32@kernel.org> (raw)
In-Reply-To: <b050eb9a-b627-4efb-8095-d3be52ca3264@nvidia.com>
On Wed, 1 Jun 2022 11:58:22 +0300 Maxim Mikityanskiy wrote:
> > For device offload only. Allow sendfile() data to be transmitted directly
> > to the NIC without making an in-kernel copy. This allows true zero-copy
> > behavior when device offload is enabled.
>
> I suggest mentioning the purpose of this optimization: a huge
> performance boost of up to 2.4 times compared to non-zerocopy device
> offload. See the performance numbers from my commit message:
That reads like and ad to me.
prev parent reply other threads:[~2022-06-01 15:42 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-30 14:14 [PATCH iproute2-next] ss: Show zerocopy sendfile status of TLS sockets Maxim Mikityanskiy
2022-05-30 16:24 ` Stephen Hemminger
2022-05-31 7:00 ` Maxim Mikityanskiy
2022-05-31 14:22 ` David Ahern
2022-05-30 18:17 ` Jakub Kicinski
2022-05-31 19:18 ` Jakub Kicinski
2022-05-31 19:20 ` Jakub Kicinski
2022-06-01 8:58 ` Maxim Mikityanskiy
2022-06-01 15:42 ` Jakub Kicinski [this message]
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