|SUCCESS| pw139014 [PATCH] net/nfp: use Tx ring pointer write back

[dpdklab@iol.unh.edu]

Test-Label: iol-mellanox-Performance
Test-Status: SUCCESS
http://dpdk.org/patch/139014

_Performance Testing PASS_

Submitter: Chaoyong He <chaoyong.he@corigine.com>
Date: Monday, April 01 2024 06:56:22 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:a9778aad62470a38ccbb4e09a2a6bf0cc2e0e36d

139014 --> performance testing pass

Test environment and result as below:

Ubuntu 22.04
Kernel: 5.15.0-94-generic
Compiler: gcc 11.4.0
NIC: Mellanox ConnectX-6 Lx 25000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/6

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 256     | 1        | 1           | -0.2%                        |
+------------+---------+----------+-------------+------------------------------+
| 128        | 256     | 1        | 1           | 0.0%                         |
+------------+---------+----------+-------------+------------------------------+
| 1024       | 256     | 1        | 1           | -0.3%                        |
+------------+---------+----------+-------------+------------------------------+
| 256        | 256     | 1        | 1           | 0.1%                         |
+------------+---------+----------+-------------+------------------------------+
| 1518       | 256     | 1        | 1           | 0.1%                         |
+------------+---------+----------+-------------+------------------------------+
| 512        | 256     | 1        | 1           | -0.1%                        |
+------------+---------+----------+-------------+------------------------------+

Ubuntu 22.04
Kernel: 5.15.0-94-generic
Compiler: gcc 11.4.0
NIC: Mellanox ConnectX-5 100000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/6

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 256     | 1        | 1           | -0.1%                        |
+------------+---------+----------+-------------+------------------------------+
| 128        | 256     | 1        | 1           | -0.5%                        |
+------------+---------+----------+-------------+------------------------------+
| 1024       | 256     | 1        | 1           | 0.2%                         |
+------------+---------+----------+-------------+------------------------------+
| 256        | 256     | 1        | 1           | -0.4%                        |
+------------+---------+----------+-------------+------------------------------+
| 1518       | 256     | 1        | 1           | -0.0%                        |
+------------+---------+----------+-------------+------------------------------+
| 512        | 256     | 1        | 1           | -0.5%                        |
+------------+---------+----------+-------------+------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/29688/

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