[dpdk-test-report] |SUCCESS| pw50366 [PATCH] drivers/net: fix shifting 32-bit signed variable 31 times

[dpdklab at iol.unh.edu]

Test-Label: mellanox-Performance-Testing
Test-Status: SUCCESS
http://dpdk.org/patch/50366

_Performance Testing PASS_

Submitter: Andrius Sirvys <andrius.sirvys at intel.com>
Date: Tuesday, February 19 2019 13:24:50 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb

50366 --> performance testing pass

Test environment and result as below:

Ubuntu 16.04
Kernel: 4.4.0-109-generic
GCC: 5.4.0-6ubuntu1~16.04.6
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     | 0.169                               |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.006                               |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.052                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.001                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.002                              |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.015                               |
+------------+---------+-------------------------------------+

Ubuntu 16.04
Kernel: 4.4.0-109-generic
GCC: 5.4.0-6ubuntu1~16.04.6
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     | -0.048                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.064                               |
+------------+---------+-------------------------------------+
| 256        | 256     | 0.099                               |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.027                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.022                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.038                              |
+------------+---------+-------------------------------------+

Ubuntu 16.04
Kernel: 4.4.0-109-generic
GCC: 5.4.0-6ubuntu1~16.04.6
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     | -0.336                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.007                               |
+------------+---------+-------------------------------------+
| 256        | 256     | 0.077                               |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.013                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.003                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0                                   |
+------------+---------+-------------------------------------+

https://lab.dpdk.org/results/dashboard/patchsets/4617/

UNH-IOL DPDK Performance Test Lab