[dpdk-test-report] |FAILURE| pw98020-98021 [PATCH] [2/2] net/i40e: fix risk in Rx descriptor read in scalar path

[dpdklab at iol.unh.edu]

Test-Label: iol-intel-Performance
Test-Status: FAILURE
http://dpdk.org/patch/98021

_Performance Testing issues_

Submitter: Ruifeng Wang <ruifeng.wang at arm.com>
Date: Monday, September 06 2021 03:32:01 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:b344eb5d941a7522ff27b6b7b5419f68c3fea9a0

98020-98021 --> performance testing fail

Test environment and result as below:

Ubuntu 20.04 ARM
Kernel: 4.15.0-132-generic
Compiler: gcc 7.5
NIC: Arm 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 | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 512     | 1        | 1           | -19.0%                       |
+------------+---------+----------+-------------+------------------------------+
| 64         | 2048    | 1        | 1           | -18.9%                       |
+------------+---------+----------+-------------+------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/18561/

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