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From: Jianbo Liu <jianbo.liu@linaro.org>
To: "Sekhar, Ashwin" <Ashwin.Sekhar@cavium.com>
Cc: "Jacob, Jerin" <Jerin.JacobKollanukkaran@cavium.com>,
	 "tomasz.kantecki@intel.com" <tomasz.kantecki@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH 5/5] examples/l3fwd: add neon support for l3fwd
Date: Fri, 5 May 2017 13:43:02 +0800	[thread overview]
Message-ID: <CAP4Qi3-KoYH2Qs1u4JP5biv4rezYNnhgEwoKrtf+9cfQwxG9Qg@mail.gmail.com> (raw)
In-Reply-To: <1493958263.10283.0.camel@caviumnetworks.com>

On 5 May 2017 at 12:24, Sekhar, Ashwin <Ashwin.Sekhar@cavium.com> wrote:
> On Thu, 2017-05-04 at 16:42 +0800, Jianbo Liu wrote:
>> Hi Ashwin,
>>
>> On 3 May 2017 at 13:24, Jianbo Liu <jianbo.liu@linaro.org> wrote:
>> >
>> > Hi Ashwin,
>> >
>> > On 2 May 2017 at 19:47, Sekhar, Ashwin <Ashwin.Sekhar@cavium.com>
>> > wrote:
>> > >
>> > > Hi Jianbo,
>> > >
>> > > I tested your neon changes on thunderx. I am seeing a performance
>> > > regression of ~10% for LPM case and ~20% for EM case with your
>> > > changes.
>> > > Did you see improvement on any arm64 platform with these changes.
>> > > If
>> > > yes, how much was the improvement?
>> > Thanks for your reviewing and testing.
>> > For some reason, I have not done much with the performance testing.
>> > I'll send a new version later after tuning the performance.
>> >
>> Can you tell me how did you test?
> Built with following commands.
> make config T=arm64-thunderx-linuxapp-gcc
> make -j32
>
> Tested LPM with
> sudo ./examples/l3fwd/build/l3fwd -l 9,10  --master-lcore 9  -- -p 0x1 --config="(0,0,10)"
>
> Tested EM with
> sudo ./examples/l3fwd/build/l3fwd -l 9,10  --master-lcore 9  -- -p 0x1 --config="(0,0,10)" -E
>

Only one port? What's the network topology, and lpm/em rules? How did
you stress traffic...?

>> My testing shows that EM case is much better, while LPM is almost the
>> same as before.
> Could you please tell on which arm64 processor/platform you tested.
> Also how much was the percentage increase in performance for EM ?
>

I'm sorry I can't tell you what's arm64 platform I tested on. But I
can get a ThunderX, and replicate your testing environment if you can
tell me more...

Thanks!
Jianbo

  reply	other threads:[~2017-05-05  5:43 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-02  7:14 [dpdk-dev] [PATCH 1/5] examples/l3fwd: extract arch independent code from multi hash lookup Jianbo Liu
2017-05-02  7:14 ` [dpdk-dev] [PATCH 2/5] examples/l3fwd: rename l3fwd_em_sse.h to l3fwd_em_single.h Jianbo Liu
2017-05-02  9:40   ` Sekhar, Ashwin
2017-05-02  7:14 ` [dpdk-dev] [PATCH 3/5] examples/l3fwd: extract common code from multi packet send Jianbo Liu
2017-05-02  7:14 ` [dpdk-dev] [PATCH 4/5] examples/l3fwd: rearrange the code for lpm_l3fwd Jianbo Liu
2017-05-02  7:14 ` [dpdk-dev] [PATCH 5/5] examples/l3fwd: add neon support for l3fwd Jianbo Liu
2017-05-02 11:20   ` Sekhar, Ashwin
2017-05-02 11:47   ` Sekhar, Ashwin
2017-05-03  5:24     ` Jianbo Liu
2017-05-04  8:42       ` Jianbo Liu
2017-05-05  4:24         ` Sekhar, Ashwin
2017-05-05  5:43           ` Jianbo Liu [this message]
2017-05-09  8:10             ` Sekhar, Ashwin
2017-05-10  2:39               ` Jianbo Liu
2017-05-10  2:30 ` [dpdk-dev] [PATCH v2 0/7] accelerate examples/l3fwd with NEON on ARM64 platform Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 1/7] examples/l3fwd: extract arch independent code from multi hash lookup Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 2/7] examples/l3fwd: rename l3fwd_em_sse.h to l3fwd_em_sequential.h Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 3/7] examples/l3fwd: extract common code from multi packet send Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 4/7] examples/l3fwd: rearrange the code for lpm_l3fwd Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 5/7] examples/l3fwd: add neon support for l3fwd Jianbo Liu
2017-05-10 15:00     ` Sekhar, Ashwin
2017-05-11  3:16       ` Jianbo Liu
2017-05-11  4:14         ` Sekhar, Ashwin
2017-05-11  4:27           ` Sekhar, Ashwin
2017-05-11  6:11             ` Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 6/7] examples/l3fwd: add the times of hash multi-lookup for different Archs Jianbo Liu
2017-05-10  2:30   ` [dpdk-dev] [PATCH v2 7/7] examples/l3fwd: change the guard micro name for header file Jianbo Liu
2017-05-10 11:57     ` Sekhar, Ashwin
2017-05-11  9:25 ` [dpdk-dev] [PATCH v3 0/7] accelerate examples/l3fwd with NEON on ARM64 platform Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 1/7] examples/l3fwd: extract arch independent code from multi hash lookup Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 2/7] examples/l3fwd: rename l3fwd_em_sse.h to l3fwd_em_sequential.h Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 3/7] examples/l3fwd: extract common code from multi packet send Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 4/7] examples/l3fwd: rearrange the code for lpm_l3fwd Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 5/7] examples/l3fwd: add neon support for l3fwd Jianbo Liu
2017-05-11  9:49     ` Sekhar, Ashwin
2017-05-11 10:01       ` Jianbo Liu
2017-05-11 10:27         ` Sekhar, Ashwin
2017-05-12  2:40           ` Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 6/7] examples/l3fwd: add the times of hash multi-lookup for different Archs Jianbo Liu
2017-05-11  9:25   ` [dpdk-dev] [PATCH v3 7/7] examples/l3fwd: change the guard macro name for header file Jianbo Liu
2017-05-15  3:34 ` [dpdk-dev] [PATCH v4 0/8] accelerate examples/l3fwd with NEON on ARM64 platform Jianbo Liu
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 1/8] examples/l3fwd: extract arch independent code from multi hash lookup Jianbo Liu
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 2/8] examples/l3fwd: rename l3fwd_em_sse.h to l3fwd_em_sequential.h Jianbo Liu
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 3/8] examples/l3fwd: extract common code from multi packet send Jianbo Liu
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 4/8] examples/l3fwd: rearrange the code for lpm_l3fwd Jianbo Liu
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 5/8] arch/arm: add vcopyq_laneq_u32 for old version of gcc Jianbo Liu
2017-05-15  4:01     ` Jerin Jacob
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 6/8] examples/l3fwd: add neon support for l3fwd Jianbo Liu
2017-05-15  5:22     ` Sekhar, Ashwin
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 7/8] examples/l3fwd: add the times of hash multi-lookup for different Archs Jianbo Liu
2017-05-15  3:34   ` [dpdk-dev] [PATCH v4 8/8] examples/l3fwd: change the guard macro name for header file Jianbo Liu
2017-07-03 21:02   ` [dpdk-dev] [PATCH v4 0/8] accelerate examples/l3fwd with NEON on ARM64 platform Thomas Monjalon
2017-07-04 10:23 ` [dpdk-dev] [PATCH v5 " Jianbo Liu
2017-07-04 10:23   ` [dpdk-dev] [PATCH v5 1/8] examples/l3fwd: extract arch independent code from multi hash lookup Jianbo Liu
2017-07-04 10:23   ` [dpdk-dev] [PATCH v5 2/8] examples/l3fwd: rename l3fwd_em_sse.h to l3fwd_em_sequential.h Jianbo Liu
2017-07-04 10:24   ` [dpdk-dev] [PATCH v5 3/8] examples/l3fwd: extract common code from multi packet send Jianbo Liu
2017-07-04 10:24   ` [dpdk-dev] [PATCH v5 4/8] examples/l3fwd: rearrange the code for lpm_l3fwd Jianbo Liu
2017-07-04 10:24   ` [dpdk-dev] [PATCH v5 5/8] arch/arm: add vcopyq_laneq_u32 for old version of gcc Jianbo Liu
2017-07-04 10:24   ` [dpdk-dev] [PATCH v5 6/8] examples/l3fwd: add neon support for l3fwd Jianbo Liu
2017-07-04 10:24   ` [dpdk-dev] [PATCH v5 7/8] examples/l3fwd: add the times of hash multi-lookup for different Archs Jianbo Liu
2017-07-04 10:24   ` [dpdk-dev] [PATCH v5 8/8] examples/l3fwd: change the guard macro name for header file Jianbo Liu
2017-07-04 15:11   ` [dpdk-dev] [PATCH v5 0/8] accelerate examples/l3fwd with NEON on ARM64 platform Thomas Monjalon

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