[dpdk-test-report] |SUCCESS| pw48697 [PATCH] vhost: batch used descriptors chains write-back with packed ring

[dpdklab at iol.unh.edu]

Test-Label: mellanox-Performance-Testing
Test-Status: SUCCESS
http://dpdk.org/patch/48697

_Performance Testing PASS_

Submitter: Maxime Coquelin <maxime.coquelin at redhat.com>
Date: Wednesday, December 12 2018 08:24:03 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:b0aa225b45e102a1eba2215e3a75b5683d8435f2

48697 --> 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     | -0.222                              |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.012                               |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.080                              |
+------------+---------+-------------------------------------+
| 512        | 256     | -0.013                              |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.001                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | 0.008                               |
+------------+---------+-------------------------------------+

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     | 0.122                               |
+------------+---------+-------------------------------------+
| 128        | 256     | -0.153                              |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.003                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.204                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | -0.050                              |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.032                              |
+------------+---------+-------------------------------------+

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     | 0.135                               |
+------------+---------+-------------------------------------+
| 128        | 256     | 0.044                               |
+------------+---------+-------------------------------------+
| 256        | 256     | -0.024                              |
+------------+---------+-------------------------------------+
| 512        | 256     | 0.010                               |
+------------+---------+-------------------------------------+
| 1024       | 256     | 0.001                               |
+------------+---------+-------------------------------------+
| 1518       | 256     | -0.004                              |
+------------+---------+-------------------------------------+

UNH-IOL DPDK Performance Test Lab