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In-place Pod Vertical Scaling - core implementation

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1. Core Kubelet changes to implement In-place Pod Vertical Scaling.
2. E2E tests for In-place Pod Vertical Scaling.
3. Refactor kubelet code and add missing tests (Derek's kubelet review)
4. Add a new hash over container fields without Resources field to allow feature gate toggling without restarting containers not using the feature.
5. Fix corner-case where resize A->B->A gets ignored
6. Add cgroup v2 support to pod resize E2E test.
KEP: /enhancements/keps/sig-node/1287-in-place-update-pod-resources

Co-authored-by: Chen Wang <Chen.Wang1@ibm.com>
This commit is contained in:
Vinay Kulkarni
2022-11-04 13:47:33 -07:00
committed by vinay kulkarni
parent 231849a908
commit f2bd94a0de
48 changed files with 4639 additions and 56 deletions
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11
pkg/kubelet/kuberuntime/kuberuntime_container_windows.go
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@@ -40,6 +40,12 @@ func (m *kubeGenericRuntimeManager) applyPlatformSpecificContainerConfig(config
return nil
}
// generateContainerResources generates platform specific (windows) container resources config for runtime
func (m *kubeGenericRuntimeManager) generateContainerResources(pod *v1.Pod, container *v1.Container) *runtimeapi.ContainerResources {
//TODO: Add windows support
return nil
}
// generateWindowsContainerConfig generates windows container config for kubelet runtime v1.
// Refer https://git.k8s.io/design-proposals-archive/node/cri-windows.md.
func (m *kubeGenericRuntimeManager) generateWindowsContainerConfig(container *v1.Container, pod *v1.Pod, uid *int64, username string) (*runtimeapi.WindowsContainerConfig, error) {
@@ -126,3 +132,8 @@ func calculateCPUMaximum(cpuLimit *resource.Quantity, cpuCount int64) int64 {
}
return cpuMaximum
}
func toKubeContainerResources(statusResources *runtimeapi.ContainerResources) *kubecontainer.ContainerResources {
//TODO: Add windows support
return nil
}