Re: [dts] [PATCH v1] test_plans: update test commonds for vectorized cases in vhost_dequeue_zero_copy_test_plan.rst

["Tu, Lijuan" <lijuan.tu@intel.com>]

Applied, thanks

> -----Original Message-----
> From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of Yinan
> Sent: Thursday, April 30, 2020 6:28 AM
> To: dts@dpdk.org
> Cc: Wang, Yinan <yinan.wang@intel.com>
> Subject: [dts] [PATCH v1] test_plans: update test commonds for vectorized
> cases in vhost_dequeue_zero_copy_test_plan.rst
> 
> From: Wang Yinan <yinan.wang@intel.com>
> 
> Signed-off-by: Wang Yinan <yinan.wang@intel.com>
> ---
>  .../vhost_dequeue_zero_copy_test_plan.rst     | 33 +++++++++++++++++--
>  1 file changed, 30 insertions(+), 3 deletions(-)
> 
> diff --git a/test_plans/vhost_dequeue_zero_copy_test_plan.rst
> b/test_plans/vhost_dequeue_zero_copy_test_plan.rst
> index 0c550d8..0c1743c 100644
> --- a/test_plans/vhost_dequeue_zero_copy_test_plan.rst
> +++ b/test_plans/vhost_dequeue_zero_copy_test_plan.rst
> @@ -233,8 +233,8 @@ Test Case 5: pvp split ring dequeue zero-copy test
> with vector_rx path
> 
>      rm -rf vhost-net*
>      ./x86_64-native-linuxapp-gcc/app/testpmd -n 4 -l 2-4  --socket-mem
> 1024,1024 --legacy-mem \
> -    --file-prefix=vhost --vdev 'net_vhost0,iface=vhost-
> net,queues=1,client=0,dequeue-zero-copy=1' \
> -    -- -i --nb-cores=1 --txd=1024 --rxd=1024 --txfreet=992 --txrs=32
> +    --file-prefix=vhost --vdev 'net_vhost0,iface=vhost-
> net,queues=1,client=1,dequeue-zero-copy=1' \
> +    -- -i --nb-cores=1 --txd=1024 --rxd=1024 --txfreet=992
>      testpmd>set fwd mac
>      testpmd>start
> 
> @@ -242,7 +242,7 @@ Test Case 5: pvp split ring dequeue zero-copy test
> with vector_rx path
> 
>      ./x86_64-native-linuxapp-gcc/app/testpmd -n 4 -l 5-6 --socket-mem
> 1024,1024 \
>      --legacy-mem --no-pci --file-prefix=virtio \
> -    --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-
> net,in_order=0,mrg_rxbuf=0,queue_size=1024 \
> +
> + --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_orde
> + r=0,mrg_rxbuf=0,vectorized=1,queue_size=1024,server=1 \
>      -- -i --tx-offloads=0x0 --nb-cores=1 --txd=1024 --rxd=1024
>      >set fwd mac
>      >start
> @@ -388,3 +388,30 @@ Test Case 8: pvp packed ring dequeue zero-copy
> test with driver reload test  8. Check each queue's rx/tx packet numbers at
> vhost side::
> 
>      testpmd>stop
> +
> +Test Case 9: pvp packed ring dequeue zero-copy test with ring size is
> +not power of 2
> +===============================================================
> ========
> +=============
> +
> +1. Bind one port to igb_uio, then launch vhost by below command::
> +
> +    rm -rf vhost-net*
> +    ./x86_64-native-linuxapp-gcc/app/testpmd -n 4 -l 2-4  --socket-mem
> 1024,1024 --legacy-mem \
> +    --file-prefix=vhost --vdev 'net_vhost0,iface=vhost-
> net,queues=1,client=1,dequeue-zero-copy=1' \
> +    -- -i --nb-cores=1 --txd=1024 --rxd=1024 --txfreet=992
> +    testpmd>set fwd mac
> +    testpmd>start
> +
> +2. Launch virtio-user by below command::
> +
> +    ./x86_64-native-linuxapp-gcc/app/testpmd -n 4 -l 5-6 --socket-mem
> 1024,1024 \
> +    --legacy-mem --no-pci --file-prefix=virtio \
> +    --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-
> net,in_order=0,mrg_rxbuf=1,packed_vq=1,queue_size=1025,server=1 \
> +    -- -i --rx-offloads=0x10 --nb-cores=1 --txd=1025 --rxd=1025
> +    >set fwd mac
> +    >start
> +
> +3. Send packet with packet generator with different packet size,includes [64,
> 128, 256, 512, 1024, 1518], check the throughput with below command::
> +
> +    testpmd>show port stats all
> +
> +4. Repeat the test with dequeue-zero-copy=0, compare the performance
> gains or degradation. For small packet, we may expect ~20% performance
> drop, but for big packet, we expect ~20% performance gains.
> --
> 2.17.1