[SIG-control-plane] Meeting Notes 2026-09-03

[Andrew Burden]

Sep 3, 2026 | SIG-control-plane fortnightly

Attendees: Luboslav Pivarc Lee Yarwood

Recording: https://youtu.be/AoOuuu0WYdQ 

Notes

• Lee Yarwood v1.10.0 VEPs - Proposed, Tracked

• VEP 287: TLS Group Preferences

• /lgtm’d but jumps straight to Beta

• VEP #371: KubeVirt Integration Test Framework

• Merged

• Lee Yarwood GSoC

• virt-api: migrate subresources and admission webhooks to GenericAPIServer

• Lee Yarwood Anything else?

• Federico Fossemo - upgrade testing concerns, more negative tests required

Action items

• Federico Fossemo to write up issue suggesting a need for more negative upgrade testing after the recent virt-handler rollout during workload update migrations bug from upstream

[Andrew Burden]

9/2/26

Recording: https://youtu.be/0QU2Qo5jG5o 

Attendees:

Agenda:

• No SLO/SLI defined at the project level

• https://github.com/kubernetes/community/blob/main/sig-scalability/slos/slos.md

• Define some SLIs/SLOs for VMI create-to-running time + other scalability

• Performance metrics should be release blocking to be SLIs

• Beef up performance test to 100 Nodes and 1000 VMIs

• Add them under kubevirt/ and community/

• https://kubevirt.io/ci-performance-benchmarks/weekly/periodic-kubevirt-e2e-k8s-1.36-sig-performance/vmi/index.html

• https://github.com/kubevirt/kubevirt/blob/main/docs/perf-scale-benchmarks.md

• Exclude pull image time

• SLIs

• VMI create-to-running time

• VM create-to-running time

• VMI delete-to-cleanup time

• VM delete-to-cleanup time

• Future SLIs

• KubeVirt Subresources

• Hotplug

• Webhooks

• Kubevirt controlplane mem/cpu usage