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feat(vm): support live change of cpu fractions#2210

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diafour wants to merge 1 commit intomainfrom
feat/vm/live-change-for-cpu-fraction
Open

feat(vm): support live change of cpu fractions#2210
diafour wants to merge 1 commit intomainfrom
feat/vm/live-change-for-cpu-fraction

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@diafour diafour commented Apr 13, 2026

Description

Why do we need it, and what problem does it solve?

It is the next step after enabling cpu and memory hotpluging.

What is the expected result?

cpu.fraction change leads to a VM migration.

Checklist

  • The code is covered by unit tests.
  • e2e tests passed.
  • Documentation updated according to the changes.
  • Changes were tested in the Kubernetes cluster manually.

Changelog entries

section: vm
type: feature
summary: "Enable live change for cpu fraction"

@diafour diafour added this to the v1.9.0 milestone Apr 13, 2026
@diafour diafour self-assigned this Apr 13, 2026
@diafour diafour force-pushed the feat/vm/live-change-for-cpu-fraction branch 2 times, most recently from 45cad20 to ad2a0ad Compare April 21, 2026 09:24
@diafour diafour marked this pull request as ready for review April 22, 2026 07:45
- Apply immediate on cores fraction change.

Signed-off-by: Ivan Mikheykin <ivan.mikheykin@flant.com>
@diafour diafour force-pushed the feat/vm/live-change-for-cpu-fraction branch from 5e160cd to 768fcf6 Compare April 22, 2026 07:59
@diafour diafour requested review from LopatinDmitr and eofff and removed request for nevermarine and universal-itengineer April 22, 2026 08:05
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