On Wed, Jan 10, 2018 at 03:25:23PM +0100, Vincent JARDIN wrote:
> Le 10/01/2018 à 10:27, Richardson, Bruce a écrit :
> > > Hi Bruce,
> > >
> > > Just curious, can you provide some hints on percent increase in at least
> > > some representative cases? I'm just trying to get a sense of if this is
>
Le 10/01/2018 à 10:27, Richardson, Bruce a écrit :
Hi Bruce,
Just curious, can you provide some hints on percent increase in at least
some representative cases? I'm just trying to get a sense of if this is
%5, 10%, 20%, more... I know mileage will vary depending on system, setup,
configuration,
> -Original Message-
> From: Zhang, Qi Z
> Sent: Wednesday, January 10, 2018 3:15 PM
> To: Richardson, Bruce; Xing, Beilei
> Cc: dev@dpdk.org; Zhang, Helin; Yigit, Ferruh
> Subject: RE: [PATCH v2 0/2] AVX2 Vectorized Rx/Tx functions for i40e
>
>
>
> > -Original Message-
> > Fro
> -Original Message-
> From: John Fastabend [mailto:john.fastab...@gmail.com]
> Sent: Tuesday, January 9, 2018 4:31 PM
> To: Richardson, Bruce; Zhang, Qi Z; Xing, Beilei
> Cc: dev@dpdk.org; Zhang, Helin; Yigit, Ferruh
> Subject: Re: [dpdk-dev] [PATCH v2 0/2] AVX
> -Original Message-
> From: Richardson, Bruce
> Sent: Tuesday, January 9, 2018 10:33 PM
> To: Zhang, Qi Z ; Xing, Beilei
> Cc: dev@dpdk.org; Zhang, Helin ; Yigit, Ferruh
> ; Richardson, Bruce
> Subject: [PATCH v2 0/2] AVX2 Vectorized Rx/Tx functions for i40e
>
> This patch adds an AVX
Hi
After perf test, with right setting, the perf can improve about 20%.
> -Original Message-
> From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Bruce Richardson
> Sent: Tuesday, January 9, 2018 22:33
> To: Zhang, Qi Z ; Xing, Beilei
> Cc: dev@dpdk.org; Zhang, Helin ; Yigit, Ferruh
>
On 01/09/2018 06:32 AM, Bruce Richardson wrote:
> This patch adds an AVX2 vectorized path to the i40e driver, based on the
> existing SSE4.2 version. Using AVX2 instructions gives better performance
> than the SSE version, though the percentage increase depends on the exact
> settings used. For exa
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