[dpdk-test-report] |FAILURE| pw59331 [PATCH] net/mlx5: fix transmit doorbell register write barrier

dpdklab at iol.unh.edu dpdklab at iol.unh.edu
Wed Sep 18 10:27:32 CEST 2019


Test-Label: mellanox-Performance
Test-Status: FAILURE
http://dpdk.org/patch/59331

_Performance Testing issues_

Submitter: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
Date: Wednesday, September 18 2019 06:54:34 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:73afc9df00d8ba4ff58d4a7a86691ca10520d462

59331 --> performance testing fail

Test environment and result as below:

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: 1/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | -1.368                              |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.767                              |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.881                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.021                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.021                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.007                               |
+------------+---------+-------------------------------------+

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: 1/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | -0.775                              |
+------------+---------+-------------------------------------+
| 128        | 256     | -1.192                              |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.026                              |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.005                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.013                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.009                              |
+------------+---------+-------------------------------------+

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: 2/6

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 256     | -3.919                              |
+------------+---------+-------------------------------------+
| 128        | 256     | -1.084                              |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.538                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.006                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.042                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.019                              |
+------------+---------+-------------------------------------+

https://lab.dpdk.org/results/dashboard/patchsets/7525/

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