Bug 2230215

Summary: Enic card: ovs dpdk pvp multi queue case has a problem for not having increased performance
Product: Red Hat Enterprise Linux Fast Datapath Reporter: liting <tli>
Component: openvswitch2.17Assignee: OVS Triage <ovs-triage>
Status: NEW --- QA Contact: liting <tli>
Severity: unspecified Docs Contact:
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Version: FDP 23.FCC: ctrautma, jhsiao, ralongi
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Description liting 2023-08-09 01:56:16 UTC 
Description of problem:
Enic card: ovs dpdk pvp multi queue case has a problem for not having increased performance

Version-Release number of selected component (if applicable):
openvswitch2.17-2.17.0-88.el8fdp

How reproducible:


Steps to Reproduce:
Run ovs dpdk vhostuser pvp case, 1q2pmd, 2q4pmd, 4q8pmd.

Actual results:
netqe37 25g enic:
https://beaker.engineering.redhat.com/jobs/7818637
https://beaker-archive.hosts.prod.psi.bos.redhat.com/beaker-logs/2023/05/78186/7818637/13852406/159783260/enic_10.html
rx_desc/tx_desc =1024/1024 setting: 
   1q 2pmd viommu novlan 64byte case: 2.3mpps
   1q 4pmd viommu novlan 64byte case: 7.7mpps
   2q 4pmd viommu novlan 64byte case: 4.6mpps
   4q 8pmd viommu novlan 64byte case: 5.7mpps
   1q 2pmd noviommu vlan 64byte case: 3.4mpps
   1q 4pmd noviommu vlan 64byte case: 5.6mpps
   2q 4pmd noviommu vlan 64byte case: 7.5mpps
   4q 8pmd noviommu vlan 64byte case: 5.7mpps

For netqe26 10g enic, pervious result of ovs2.17 on rhel8.6
https://beaker.engineering.redhat.com/jobs/7643468
https://beaker-archive.hosts.prod.psi.bos.redhat.com/beaker-logs/2023/03/76434/7643468/13581553/157786151/enic_10.html
 rx_desc/tx_desc =1024/1024 setting:
   1q 2pmd viommu novlan 64byte case: 4.0mpps
   1q 4pmd viommu novlan 64byte case: 6.2mpps
   2q 4pmd viommu novlan 64byte case: 4.0mpps
   4q 8pmd viommu novlan 64byte case: 5.8mpps
   1q 2pmd noviommu vlan 64byte case: 3.0mpps
   1q 4pmd noviommu vlan 64byte case: 4.4mpps
   2q 4pmd noviommu vlan 64byte case: 2.6mpps
   4q 8pmd noviommu vlan 64byte case: 3.3mpps

Expected results:
Theovs dpdk pvp multi queue case should have increased performance.

Additional info:
Comment 1 liting 2023-08-10 01:48:25 UTC 
I also run the performance test on rhel9.2. It also has this issue. And I create the sosreport to the attachment.
rx_desc/tx_desc =2048/2048 setting: 
https://beaker.engineering.redhat.com/jobs/8168398
https://beaker-archive.hosts.prod.psi.bos.redhat.com/beaker-logs/2023/08/81683/8168398/14390433/164343661/enic_10.html
   1q 2pmd viommu novlan 64byte case: 3.0mpps
   1q 4pmd viommu novlan 64byte case: 6.3mpps
   2q 4pmd viommu novlan 64byte case: 6.1mpps
   4q 8pmd viommu novlan 64byte case: 6.5mpps
   1q 2pmd noviommu vlan 64byte case: 4.5mpps
   1q 4pmd noviommu vlan 64byte case: 7.5mpps
   2q 4pmd noviommu vlan 64byte case: 7.1mpps
   4q 8pmd noviommu vlan 64byte case: 7.0mpps
Comment 3 liting 2023-08-11 06:01:18 UTC 
I change to rx_desc/tx_desc =2048/2048 and run the job on rhel8.6.
https://beaker.engineering.redhat.com/jobs/8172688
https://beaker-archive.hosts.prod.psi.bos.redhat.com/beaker-logs/2023/08/81726/8172688/14398161/164413367/enic_10.html
 1q 2pmd viommu novlan 64byte case: 3.4mpps
   1q 4pmd viommu novlan 64byte case: 5.5mpps
   2q 4pmd viommu novlan 64byte case: 7mpps
   4q 8pmd viommu novlan 64byte case: 7.1mpps
   1q 2pmd noviommu vlan 64byte case: 2.3mpps
   1q 4pmd noviommu vlan 64byte case: 7.5mpps
   2q 4pmd noviommu vlan 64byte case: 4.6mpps
   4q 8pmd noviommu vlan 64byte case: 6.9mpps