_Performance Testing issues_

Branch: dpdk-next-net-mlx

20b24363f1175923b73417cba4d15ecf0ac83119 --> performance testing fail

Test environment and result as below:

Ubuntu 18.04
Kernel: 4.14.122
Compiler: gcc 7.3.0
NIC: NXP LS2088A 10000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/0

Detail performance results: 
There were no deltas reported. There may have been an issue with the test harness. If logs are available, download them from the ci website for more information.

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/tarballs/8346/

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