[dpdk-dev] [memnic PATCH v2 0/7] MEMNIC PMD performance improvement

[Venkatesan, Venky]

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