|SUCCESS| pw125745 [PATCH] [v2] devtools: stop compiler atomics with no C11 equivalent

[dpdklab at iol.unh.edu]

Test-Label: iol-intel-Performance
Test-Status: SUCCESS
http://dpdk.org/patch/125745

_Performance Testing PASS_

Submitter: Tyler Retzlaff <roretzla at linux.microsoft.com>
Date: Tuesday, April 04 2023 00:21:38 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:c682c8991963be243dcc3b7cdc9d6984a1961f4e

125745 --> performance testing pass

Test environment and result as below:

Ubuntu 20.04 ARM
Kernel: 4.15.0-132-generic
Compiler: gcc 7.5
NIC: Arm Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/2

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 512     | 1        | 1           | 6.9%                         |
+------------+---------+----------+-------------+------------------------------+
| 64         | 2048    | 1        | 1           | 4.7%                         |
+------------+---------+----------+-------------+------------------------------+

Arm Ampere Altra - Ubuntu 20.04.4
Kernel: 5.4.0-137-generic aarch64
Compiler: gcc 9.4
NIC: Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/2

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 512     | 1        | 1           | 1.6%                         |
+------------+---------+----------+-------------+------------------------------+
| 64         | 2048    | 1        | 1           | -2.1%                        |
+------------+---------+----------+-------------+------------------------------+

Ubuntu 20.04
Kernel: 4.15.0-generic
Compiler: gcc 7.4
NIC: Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/4

Detail performance results: 
+----------+-------------+---------+------------+------------------------------+
| num_cpus | num_threads | txd/rxd | frame_size |  throughput difference from  |
|          |             |         |            |           expected           |
+==========+=============+=========+============+==============================+
| 1        | 2           | 512     | 64         | 1.4%                         |
+----------+-------------+---------+------------+------------------------------+
| 1        | 2           | 2048    | 64         | 2.5%                         |
+----------+-------------+---------+------------+------------------------------+
| 1        | 1           | 512     | 64         | -0.9%                        |
+----------+-------------+---------+------------+------------------------------+
| 1        | 1           | 2048    | 64         | -3.5%                        |
+----------+-------------+---------+------------+------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/25913/

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