[dpdk-test-report] |SUCCESS| pw89321 [PATCH] eal: declare extern "C" link when building with __cplusplus

[dpdklab at iol.unh.edu]

Test-Label: iol-mellanox-Performance
Test-Status: SUCCESS
http://dpdk.org/patch/89321

_Performance Testing PASS_

Submitter: Tyler Retzlaff <roretzla at linux.microsoft.com>
Date: Wednesday, March 17 2021 05:33:18 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:6857cb635821c280afcd7f63e588da52c0048991

89321 --> performance testing pass

Test environment and result as below:

Ubuntu 18.04
Kernel: 4.15.0-generic
Compiler: gcc 7.4
NIC: Mellanox ConnectX-5 100000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | 0.09592%                            |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.12001%                           |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.24186%                           |
+------------+---------+-------------------------------------+
| 512        | 256     | 1.71605%                            |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.16875%                           |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.3175%                             |
+------------+---------+-------------------------------------+

Ubuntu 18.04
Kernel: 4.15.0-generic
Compiler: gcc 7.4
NIC: Mellanox ConnectX-4 Lx 40000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | 1.80193%                            |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.60991%                           |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.14601%                           |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.27617%                           |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.02089%                            |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.18499%                            |
+------------+---------+-------------------------------------+

Ubuntu 18.04
Kernel: 4.15.0-generic
Compiler: gcc 7.4
NIC: Mellanox ConnectX-4 Lx 25000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | -0.14797%                           |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.05187%                           |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.01993%                           |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.43567%                           |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.1003%                            |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.24618%                           |
+------------+---------+-------------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/15992/

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