From: Rick Jones <rick.jones2@hp.com>
To: Shlomo Pongartz <shlomop@mellanox.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: GRO aggregation
Date: Wed, 12 Sep 2012 09:23:27 -0700 [thread overview]
Message-ID: <5050B6FF.5050002@hp.com> (raw)
In-Reply-To: <50509F30.30402@mellanox.com>
On 09/12/2012 07:41 AM, Shlomo Pongartz wrote:
> Hi Eric
>
> The TSO is just a mean to create a burst of frames on the wire so the
> NAPI will be able to pool as much as possible.
Is it? If I recall correctly, TSO was in place well before all drivers
were using NAPI. And NAPI was being proposed independent of TSO. TSO is
there to save CPU cycles on the transmit side. "On the wire" what it
sends is to be identical to what a host with greater CPU performance
could accomplish.
rick jones
next prev parent reply other threads:[~2012-09-12 16:23 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-11 13:45 GRO aggregation Shlomo Pongartz
2012-09-11 18:20 ` Marcelo Ricardo Leitner
2012-09-11 18:41 ` Shlomo Pongratz
2012-09-11 18:48 ` Marcelo Ricardo Leitner
2012-09-11 18:51 ` Shlomo Pongratz
2012-09-11 18:33 ` Eric Dumazet
2012-09-11 18:49 ` Shlomo Pongratz
2012-09-11 19:01 ` Eric Dumazet
2012-09-11 19:24 ` Shlomo Pongratz
2012-09-11 19:35 ` David Miller
2012-09-11 19:35 ` Eric Dumazet
2012-09-12 9:23 ` Shlomo Pongartz
2012-09-12 9:33 ` Eric Dumazet
2012-09-12 14:41 ` Shlomo Pongartz
2012-09-12 16:23 ` Rick Jones [this message]
2012-09-12 16:34 ` Shlomo Pongartz
2012-09-12 16:52 ` Rick Jones
2012-09-13 6:36 ` Shlomo Pongartz
2012-09-13 8:11 ` Eric Dumazet
2012-09-13 9:59 ` Or Gerlitz
2012-09-13 12:05 ` Eric Dumazet
2012-09-13 12:34 ` Eric Dumazet
2012-09-13 12:47 ` Or Gerlitz
2012-09-13 13:22 ` Eric Dumazet
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