|FAILURE| pw125329-125344 [PATCH] [v3, 16/16] rcu: use previous value atomic fetch operations

[dpdklab at iol.unh.edu]

Test-Label: iol-broadcom-Performance
Test-Status: FAILURE
http://dpdk.org/patch/125344

_Performance Testing issues_

Submitter: Tyler Retzlaff <roretzla at linux.microsoft.com>
Date: Monday, March 20 2023 19:00:36 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:33949800f1afcb7527b6e36c60c1548687ccb673

125329-125344 --> 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 Broadcom Inc. brcm_57414 25000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 1/2

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 512     | 1        | 1           | -1.1%                        |
+------------+---------+----------+-------------+------------------------------+
| 64         | 2048    | 1        | 1           | -8.1%                        |
+------------+---------+----------+-------------+------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/25809/

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