|SUCCESS| pw166774-166775 [PATCH] [2/2] net/tap: drain queue FD in R

[dpdklab at iol.unh.edu]

Test-Label: iol-mellanox-Performance
Test-Status: SUCCESS
https://dpdk.org/patch/166775

_Performance Testing PASS_

Submitter: Maxime Leroy <maxime at leroys.fr>
Date: Friday, July 17 2026 09:58:42 
DPDK git baseline: Repo:dpdk-next-net
  Branch: master
  CommitID:f77bc8767a952cf833fc9c85d6b5b8d77d39a5da

166774-166775 --> performance testing pass

Upstream job id: Template-DPDK-DTS-Pipeline#16863

Test environment and result as below:

Ubuntu 24.04
Kernel: 6.8
Compiler: gcc gcc (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
NIC: NVIDIA Mellanox ConnectX-7 100000 Mbps
Fail/Total: 0/6

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 1024    | 1        | 1           | 7971.2%                      |
+------------+---------+----------+-------------+------------------------------+
| 128        | 1024    | 1        | 1           | 7935.6%                      |
+------------+---------+----------+-------------+------------------------------+
| 256        | 1024    | 1        | 1           | 8043.1%                      |
+------------+---------+----------+-------------+------------------------------+
| 512        | 1024    | 1        | 1           | 4556.1%                      |
+------------+---------+----------+-------------+------------------------------+
| 1024       | 1024    | 1        | 1           | 2289.5%                      |
+------------+---------+----------+-------------+------------------------------+
| 1518       | 1024    | 1        | 1           | 1508.6%                      |
+------------+---------+----------+-------------+------------------------------+

Ubuntu 24.04
Kernel: 6.8
Compiler: gcc gcc (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0
NIC: Mellanox ConnectX-6 Lx 25000 Mbps
Fail/Total: 0/6

Detail performance results: 
+------------+---------+----------+-------------+------------------------------+
| frame_size | txd/rxd | num_cpus | num_threads |  throughput difference from  |
|            |         |          |             |           expected           |
+============+=========+==========+=============+==============================+
| 64         | 1024    | 1        | 1           | 6044.2%                      |
+------------+---------+----------+-------------+------------------------------+
| 128        | 1024    | 1        | 1           | 3926.0%                      |
+------------+---------+----------+-------------+------------------------------+
| 256        | 1024    | 1        | 1           | 2131.4%                      |
+------------+---------+----------+-------------+------------------------------+
| 512        | 1024    | 1        | 1           | 1064.6%                      |
+------------+---------+----------+-------------+------------------------------+
| 1024       | 1024    | 1        | 1           | 489.1%                       |
+------------+---------+----------+-------------+------------------------------+
| 1518       | 1024    | 1        | 1           | 305.0%                       |
+------------+---------+----------+-------------+------------------------------+

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/36539/

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