* [dts] [PATCH v1] test_plans: update test commonds for vectorized cases in vhost_dequeue_zero_copy_test_plan.rst
@ 2020-04-29 22:27 Yinan
2020-05-06 3:26 ` Tu, Lijuan
0 siblings, 1 reply; 2+ messages in thread
From: Yinan @ 2020-04-29 22:27 UTC (permalink / raw)
To: dts; +Cc: Wang Yinan
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_order=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
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [dts] [PATCH v1] test_plans: update test commonds for vectorized cases in vhost_dequeue_zero_copy_test_plan.rst
2020-04-29 22:27 [dts] [PATCH v1] test_plans: update test commonds for vectorized cases in vhost_dequeue_zero_copy_test_plan.rst Yinan
@ 2020-05-06 3:26 ` Tu, Lijuan
0 siblings, 0 replies; 2+ messages in thread
From: Tu, Lijuan @ 2020-05-06 3:26 UTC (permalink / raw)
To: Wang, Yinan, dts; +Cc: Wang, Yinan
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
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2020-04-29 22:27 [dts] [PATCH v1] test_plans: update test commonds for vectorized cases in vhost_dequeue_zero_copy_test_plan.rst Yinan
2020-05-06 3:26 ` Tu, Lijuan
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