_Performance Testing PASS_

Branch: dpdk-next-net

170f6498971632a3398e3da3c1b9a6df25d9d035 --> 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 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     | -0.222                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.079                               |
+------------+---------+-------------------------------------+
| 256        | 256     | 0.016                               |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.019                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.006                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.001                              |
+------------+---------+-------------------------------------+

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     | 0.451                               |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.062                               |
+------------+---------+-------------------------------------+
| 256        | 256     | 0.023                               |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.001                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.019                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.005                               |
+------------+---------+-------------------------------------+

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     | -0.372                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.001                               |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.026                              |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.047                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.014                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.036                              |
+------------+---------+-------------------------------------+

https://lab.dpdk.org/results/dashboard/tarballs/6397/

UNH-IOL DPDK Performance Test Lab

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