_Performance Testing PASS_

Branch: dpdk-next-net-mlx

2f31d926bd8f1e1891dd7979ddc40191ed694d8f --> performance testing pass

Test environment and result as below:

Ubuntu 18.04
Kernel: 4.15.0-generic
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     | 32.448                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 32.261                              |
+------------+---------+-------------------------------------+
| 256        | 256     | 28.139                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 18.739                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 9.550                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 6.482                               |
+------------+---------+-------------------------------------+

Ubuntu 18.04
Kernel: 4.15.0-generic
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     | 30.782                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 28.684                              |
+------------+---------+-------------------------------------+
| 256        | 256     | 20.260                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 11.740                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 5.980                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 4.049                               |
+------------+---------+-------------------------------------+

Ubuntu 18.04
Kernel: 4.15.0-generic
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     | -0.001                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.142                               |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.109                              |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.070                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.028                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.011                               |
+------------+---------+-------------------------------------+

https://lab.dpdk.org/results/dashboard/tarballs/5763/

UNH-IOL DPDK Performance Test Lab

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