On 4/1/2017 3:01 AM, Pei, Yulong wrote:
> Hi All
> 
> In Non-vector mode, without this patch, single core performance can reach 
> 37.576Mpps with 64Byte packet,
> But after applied this patch , single core performance downgrade to 
> 34.343Mpps with 64Byte packet.

Thanks Yulong for the test.

Vladyslav,

Is above test results match with your result?

If there is a degradation, this patch should not be merged.

Thanks,
ferruh

> 
> Best Regards
> Yulong Pei
> 
> -----Original Message-----
> From: dev [mailto:[email protected]] On Behalf Of Vladyslav Buslov
> Sent: Wednesday, March 1, 2017 6:57 PM
> To: Zhang, Helin <[email protected]>; Wu, Jingjing 
> <[email protected]>; Yigit, Ferruh <[email protected]>
> Cc: [email protected]
> Subject: [dpdk-dev] [PATCH] net/i40e: add packet prefetch
> 
> Prefetch both cache lines of mbuf and first cache line of payload if 
> CONFIG_RTE_PMD_PACKET_PREFETCH is set.
> 
> Signed-off-by: Vladyslav Buslov <[email protected]>
<..>

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