_Performance Testing PASS_

Branch: dpdk

5d09be1636cfb06c812edc4b5760aa7cd6866e57 --> 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     | 0.14607%                            |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.00554%                            |
+------------+---------+-------------------------------------+
| 256        | 256     | 0.47499%                            |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.61288%                           |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.08447%                           |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.03517%                            |
+------------+---------+-------------------------------------+

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     | -0.00284%                           |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.89332%                           |
+------------+---------+-------------------------------------+
| 256        | 256     | 0.0%                                |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.13841%                           |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.09402%                            |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.0%                                |
+------------+---------+-------------------------------------+

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     | -0.54402%                           |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.19343%                            |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.04455%                           |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.2561%                            |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.08356%                           |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.31949%                           |
+------------+---------+-------------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/tarballs/14485/

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