Re: [dts] [PATCH V2]test_plan: add pmd rss performance test plan

["Li, WenjieX A" <wenjiex.a.li@intel.com>]

Reviewed-by: Wenjie <wenjiex.a.li@intel.com>

> -----Original Message-----
> From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of hanyingya
> Sent: Wednesday, June 12, 2019 12:37 AM
> To: dts@dpdk.org
> Cc: Han, YingyaX <yingyax.han@intel.com>
> Subject: [dts] [PATCH V2]test_plan: add pmd rss performance test plan
> 
> Signed-off-by: hanyingya <yingyax.han@intel.com>
> ---
>  test_plans/pmd_test_plan.rst | 64 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 64 insertions(+)
> 
> diff --git a/test_plans/pmd_test_plan.rst b/test_plans/pmd_test_plan.rst index
> 51a77ef..a077cfa 100644
> --- a/test_plans/pmd_test_plan.rst
> +++ b/test_plans/pmd_test_plan.rst
> @@ -169,6 +169,70 @@ The results are printed in the following table:
>    |  1518 |         |            |        |                     |
>    +-------+---------+------------+--------+---------------------+
> 
> +Test Case: Pmd RSS Performance
> +==============================
> +
> +The RSS feature is designed to improve networking performance by load
> +balancing the packets received from a NIC port to multiple NIC RX queues.
> +
> +In order to get the best pmdrss performance, Server configuration are required:
> +
> +- BIOS
> +
> + * Intel Hyper-Threading Technology is ENABLED
> + * Other: reference to 'Test Case: Single Core Performance Benchmarking'
> +
> +
> +Run application using a core mask for the appropriate thread and core
> +settings given in the following:
> +
> +  +----+----------+-----------+-----------------------+
> +  |    | Rx Ports | Rx Queues | Sockets/Cores/Threads |
> +  +====+==========+===========+=======================+
> +  |  1 |     1    |     2     |      1S/1C/2T         |
> +  +----+----------+-----------+-----------------------+
> +  |  2 |     2    |     2     |      1S/2C/1T         |
> +  +----+----------+-----------+-----------------------+
> +  |  3 |     2    |     2     |      1S/4C/1T         |
> +  +----+----------+-----------+-----------------------+
> +  |  4 |     2    |     2     |      1S/2C/2T         |
> +  +----+----------+-----------+-----------------------+
> +  |  5 |     2    |     3     |      1S/3C/2T         |
> +  +----+----------+-----------+-----------------------+
> +  |  6 |     2    |     3     |      1S/6C/1T         |
> +  +----+----------+-----------+-----------------------+
> +
> +``note``: A queue can be handled by only one core, but one core can handle a
> couple of queues.
> +
> +#. Start testpmd and start io forwading with the above parameters.
> +   For example, 1S/1C/2T::
> +
> +    ./x86_64-native-linuxapp-gcc/app/testpmd -c 0x2000000000000030000000 -
> n 4 -- -i \
> +    --portmask=0x3 --txd=512 --rxd=512 --burst=32 --txpt=36 --txht=0 --txwt=0 \
> +    --txfreet=32 --rxfreet=64 --txrst=32 --mbcache=128 --nb-cores=2
> + --rxq=2 --txq=2
> +
> +# Send packet with frame size from 64bytes to 1518bytes with ixia
> +traffic generator,
> +  record the perfromance numbers:
> +
> +  +------------+----------+----------+-------------+----------+
> +  | Frame Size | Rx ports | S/C/T    | Throughput  | Linerate |
> +  +============+==========+==========+=============+==========+
> +  | 64         |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +  | 128        |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +  | 256        |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +  | 512        |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +  | 1024       |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +  | 1280       |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +  | 1518       |          |          |             |          |
> +  +------------+----------+----------+-------------+----------+
> +
> +
>  The memory partial writes are measured with the ``vtbwrun`` application and
> printed  in the following table:::
> 
> --
> 2.17.1