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

dpdklab at iol.unh.edu dpdklab at iol.unh.edu
Wed Dec 12 10:21:23 CET 2018


Test-Label: intel-Performance-Testing
Test-Status: FAILURE
http://dpdk.org/patch/48697

_Performance Testing issues_

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 fail

Test environment and result as below:

Ubuntu 17.10
Kernel: 4.13.0-43-generic
GCC: gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0
NIC: Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 2/2

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 512     | -12.996                             |
+------------+---------+-------------------------------------+
| 64         | 2048    | -9.164                              |
+------------+---------+-------------------------------------+

Ubuntu 17.10
Kernel: 4.13.0-43-generic
GCC: gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0
NIC: Intel Corporation Ethernet Converged Network Adapter 82599ES 10000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 0/3

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 128     | 0.150                               |
+------------+---------+-------------------------------------+
| 64         | 512     | -0.024                              |
+------------+---------+-------------------------------------+
| 64         | 2048    | -0.153                              |
+------------+---------+-------------------------------------+

UNH-IOL DPDK Performance Test Lab


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