[dpdk-dev] [memnic PATCH v2 0/7] MEMNIC PMD performance improvement
Wiles, Roger Keith
keith.wiles at windriver.com
Tue Sep 30 17:07:55 CEST 2014
Third the motion :-)
On Sep 30, 2014, at 9:37 AM, Venkatesan, Venky <venky.venkatesan at intel.com> wrote:
>
> On 9/30/2014 7:29 AM, Neil Horman wrote:
>> On Tue, Sep 30, 2014 at 11:10:45AM +0000, Hiroshi Shimamoto wrote:
>>> From: Hiroshi Shimamoto <h-shimamoto at ct.jp.nec.com>
>>>
>>> This patchset improves MEMNIC PMD performance.
>>>
>>> The first patch introduces a new benchmark test run in guest,
>>> and will be used to evaluate the following patch effects.
>>>
>>> This patchset improves the throughput results of memnic-tester.
>>> Using Xeon E5-2697 v2 @ 2.70GHz, 4 vCPU.
>>> size | before | after
>>> 64 | 4.18Mpps | 5.83Mpps
>>> 128 | 3.85Mpps | 5.71Mpps
>>> 256 | 4.01Mpps | 5.40Mpps
>>> 512 | 3.52Mpps | 4.64Mpps
>>> 1024 | 3.18Mpps | 3.68Mpps
>>> 1280 | 2.86Mpps | 3.17Mpps
>>> 1518 | 2.59Mpps | 2.90Mpps
>>>
>>> Hiroshi Shimamoto (7):
>>> guest: memnic-tester: PMD benchmark in guest
>>> pmd: remove needless assignment
>>> pmd: use helper macros
>>> pmd: use compiler barrier
>>> pmd: packet receiving optimization with prefetch
>>> pmd: add branch hint in recv/xmit
>>> pmd: burst mbuf freeing in xmit
>>>
>>> guest/Makefile | 20 ++++
>>> guest/README.rst | 93 +++++++++++++++++
>>> guest/memnic-tester.c | 281 ++++++++++++++++++++++++++++++++++++++++++++++++++
>>> pmd/pmd_memnic.c | 45 ++++----
>>> 4 files changed, 417 insertions(+), 22 deletions(-)
>>> create mode 100644 guest/Makefile
>>> create mode 100644 guest/README.rst
>>> create mode 100644 guest/memnic-tester.c
>>>
>>> --
>>> 1.8.3.1
>>>
>>>
>> Can this PMD please be merged into the DPDK core. Having a single list for
>> multiple git trees is really just frustrating.
>>
>> Neil
>>
> Second that motion. This would be useful to have in the DPDK core
>
> -Venky
Keith Wiles, Principal Technologist with CTO office, Wind River mobile 972-213-5533
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