[dpdk-test-report] |FAILURE| pw50996-50997 [PATCH] [v2, 1/2] net/tap: fix missing _SC_IOV_MAX

[dpdklab at iol.unh.edu]

Test-Label: mellanox-Performance-Testing
Test-Status: FAILURE
http://dpdk.org/patch/50996

_Performance Testing issues_

Submitter: olegpoly123 <olegp123 at walla.co.il>
Date: Friday, March 08 2019 15:55:46 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:1598c729595d8d59ebb9dce190401846da16c09c

50996-50997 --> performance testing fail

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: 1/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | -1.159                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.013                               |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.054                              |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.002                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.001                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.002                              |
+------------+---------+-------------------------------------+

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     | 0.183                               |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.017                              |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.097                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.028                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.043                              |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.047                              |
+------------+---------+-------------------------------------+

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     | 0.445                               |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.003                              |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.143                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.005                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.002                              |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0                                   |
+------------+---------+-------------------------------------+

https://lab.dpdk.org/results/dashboard/patchsets/4813/

UNH-IOL DPDK Performance Test Lab