On Thu, Apr 06, 2017 at 09:29:12AM +, Vladyslav Buslov wrote:
> Ferruh,
>
> In our case patch significantly improves application performance. (~40% more
> PPS on load balancer core)
> Using DPDK examples I can only reproduce perf improvements with similar
> design apps like load_balancer.
>
; ; Wu, Jingjing ;
> > Yigit, Ferruh
> > Cc: dev@dpdk.org
> > Subject: Re: [dpdk-dev] [PATCH] net/i40e: add packet prefetch
> >
> > Hi All
> >
> > In Non-vector mode, without this patch, single core performance can reach
> > 37.576Mpps with 64
erruh Yigit [mailto:ferruh.yi...@intel.com]
> Sent: Monday, April 03, 2017 1:31 PM
> To: Pei, Yulong; Vladyslav Buslov; Zhang, Helin; Wu, Jingjing
> Cc: dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH] net/i40e: add packet prefetch
>
> On 4/1/2017 3:01 AM, Pei, Yulong wrote:
>
> -Original Message-
> From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Pei, Yulong
> Sent: Saturday, April 1, 2017 3:02 AM
> To: Vladyslav Buslov ; Zhang, Helin
> ; Wu, Jingjing ;
> Yigit, Ferruh
> Cc: dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH] net/i
av Buslov
> Sent: Wednesday, March 1, 2017 6:57 PM
> To: Zhang, Helin ; Wu, Jingjing
> ; Yigit, Ferruh
> Cc: dev@dpdk.org
> 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
<..>
...@dpdk.org] On Behalf Of Vladyslav Buslov
Sent: Wednesday, March 1, 2017 6:57 PM
To: Zhang, Helin ; Wu, Jingjing ;
Yigit, Ferruh
Cc: dev@dpdk.org
Subject: [dpdk-dev] [PATCH] net/i40e: add packet prefetch
Prefetch both cache lines of mbuf and first cache line of payload if
On 3/1/2017 10:56 AM, Vladyslav Buslov wrote:
> 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
Cc'ing Bruce and Konstantin.
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
---
drivers/net/i40e/i40e_rxtx.c | 20
1 file changed, 16 insertions(+), 4 deletions(-)
diff --git a/drivers/net/i40e/i40e_rxtx.c b/dr
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