mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-30 23:15:14 +00:00
Invoke UpdateContainerResources or trigger container restarts (for RestartContainer policy) when memory requests are resized
This commit is contained in:
vinay kulkarni
parent
3a14b619d5
commit
d5d008a6bd
@ -634,8 +634,8 @@ func (m *kubeGenericRuntimeManager) computePodResizeAction(pod *v1.Pod, containe
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return true
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}
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determineContainerResize := func(rName v1.ResourceName, specValue, statusValue int64) (resize, restart bool) {
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if specValue == statusValue {
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determineContainerResize := func(rName v1.ResourceName, desiredValue, currentValue int64) (resize, restart bool) {
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if desiredValue == currentValue {
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return false, false
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}
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for _, policy := range container.ResizePolicy {
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@ -646,7 +646,7 @@ func (m *kubeGenericRuntimeManager) computePodResizeAction(pod *v1.Pod, containe
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// If a resource policy isn't set, the implicit default is NotRequired.
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return true, false
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}
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markContainerForUpdate := func(rName v1.ResourceName, specValue, statusValue int64) {
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markContainerForUpdate := func(rName v1.ResourceName, desiredValue, currentValue int64) {
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cUpdateInfo := containerToUpdateInfo{
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container: &container,
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kubeContainerID: kubeContainerStatus.ID,
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@ -655,18 +655,19 @@ func (m *kubeGenericRuntimeManager) computePodResizeAction(pod *v1.Pod, containe
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}
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// Order the container updates such that resource decreases are applied before increases
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switch {
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case specValue > statusValue: // append
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case desiredValue > currentValue: // append
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changes.ContainersToUpdate[rName] = append(changes.ContainersToUpdate[rName], cUpdateInfo)
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case specValue < statusValue: // prepend
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case desiredValue < currentValue: // prepend
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changes.ContainersToUpdate[rName] = append(changes.ContainersToUpdate[rName], containerToUpdateInfo{})
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copy(changes.ContainersToUpdate[rName][1:], changes.ContainersToUpdate[rName])
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changes.ContainersToUpdate[rName][0] = cUpdateInfo
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}
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}
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resizeMemLim, restartMemLim := determineContainerResize(v1.ResourceMemory, desiredResources.memoryLimit, currentResources.memoryLimit)
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resizeMemReq, restartMemReq := determineContainerResize(v1.ResourceMemory, desiredResources.memoryRequest, currentResources.memoryRequest)
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resizeCPULim, restartCPULim := determineContainerResize(v1.ResourceCPU, desiredResources.cpuLimit, currentResources.cpuLimit)
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resizeCPUReq, restartCPUReq := determineContainerResize(v1.ResourceCPU, desiredResources.cpuRequest, currentResources.cpuRequest)
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if restartCPULim || restartCPUReq || restartMemLim {
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if restartCPULim || restartCPUReq || restartMemLim || restartMemReq {
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// resize policy requires this container to restart
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changes.ContainersToKill[kubeContainerStatus.ID] = containerToKillInfo{
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name: kubeContainerStatus.Name,
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@ -683,6 +684,8 @@ func (m *kubeGenericRuntimeManager) computePodResizeAction(pod *v1.Pod, containe
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} else {
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if resizeMemLim {
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markContainerForUpdate(v1.ResourceMemory, desiredResources.memoryLimit, currentResources.memoryLimit)
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} else if resizeMemReq {
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markContainerForUpdate(v1.ResourceMemory, desiredResources.memoryRequest, currentResources.memoryRequest)
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}
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if resizeCPULim {
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markContainerForUpdate(v1.ResourceCPU, desiredResources.cpuLimit, currentResources.cpuLimit)
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@ -2890,6 +2890,96 @@ func TestComputePodActionsForPodResize(t *testing.T) {
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return &pa
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},
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},
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"Update container memory (requests only) with RestartContainer policy for memory": {
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setupFn: func(pod *v1.Pod) {
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c := &pod.Spec.Containers[2]
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c.ResizePolicy = []v1.ContainerResizePolicy{cpuPolicyRestartNotRequired, memPolicyRestartRequired}
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c.Resources = v1.ResourceRequirements{
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Limits: v1.ResourceList{v1.ResourceCPU: cpu200m, v1.ResourceMemory: mem200M},
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Requests: v1.ResourceList{v1.ResourceCPU: cpu100m, v1.ResourceMemory: mem100M},
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}
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setupActuatedResources(pod, c, v1.ResourceRequirements{
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Limits: v1.ResourceList{
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v1.ResourceCPU: cpu200m.DeepCopy(),
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v1.ResourceMemory: mem200M.DeepCopy(),
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},
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Requests: v1.ResourceList{
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v1.ResourceCPU: cpu100m.DeepCopy(),
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v1.ResourceMemory: mem200M.DeepCopy(),
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},
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})
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},
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getExpectedPodActionsFn: func(pod *v1.Pod, podStatus *kubecontainer.PodStatus) *podActions {
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kcs := podStatus.FindContainerStatusByName(pod.Spec.Containers[2].Name)
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killMap := make(map[kubecontainer.ContainerID]containerToKillInfo)
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killMap[kcs.ID] = containerToKillInfo{
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container: &pod.Spec.Containers[2],
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name: pod.Spec.Containers[2].Name,
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}
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pa := podActions{
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SandboxID: podStatus.SandboxStatuses[0].Id,
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ContainersToStart: []int{2},
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ContainersToKill: killMap,
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ContainersToUpdate: map[v1.ResourceName][]containerToUpdateInfo{},
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UpdatePodResources: true,
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}
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return &pa
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},
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},
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"Update container memory (requests only) with RestartNotRequired policy for memory": {
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setupFn: func(pod *v1.Pod) {
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c := &pod.Spec.Containers[2]
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c.ResizePolicy = []v1.ContainerResizePolicy{cpuPolicyRestartNotRequired, memPolicyRestartNotRequired}
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c.Resources = v1.ResourceRequirements{
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Limits: v1.ResourceList{v1.ResourceCPU: cpu200m, v1.ResourceMemory: mem200M},
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Requests: v1.ResourceList{v1.ResourceCPU: cpu100m, v1.ResourceMemory: mem100M},
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}
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setupActuatedResources(pod, c, v1.ResourceRequirements{
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Limits: v1.ResourceList{
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v1.ResourceCPU: cpu200m.DeepCopy(),
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v1.ResourceMemory: mem200M.DeepCopy(),
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},
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Requests: v1.ResourceList{
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v1.ResourceCPU: cpu100m.DeepCopy(),
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v1.ResourceMemory: mem200M.DeepCopy(),
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},
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})
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},
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getExpectedPodActionsFn: func(pod *v1.Pod, podStatus *kubecontainer.PodStatus) *podActions {
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kcs := podStatus.FindContainerStatusByName(pod.Spec.Containers[2].Name)
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killMap := make(map[kubecontainer.ContainerID]containerToKillInfo)
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killMap[kcs.ID] = containerToKillInfo{
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container: &pod.Spec.Containers[2],
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name: pod.Spec.Containers[2].Name,
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}
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pa := podActions{
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SandboxID: podStatus.SandboxStatuses[0].Id,
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ContainersToStart: []int{},
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ContainersToKill: getKillMap(pod, podStatus, []int{}),
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ContainersToUpdate: map[v1.ResourceName][]containerToUpdateInfo{
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v1.ResourceMemory: {
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{
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container: &pod.Spec.Containers[2],
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kubeContainerID: kcs.ID,
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desiredContainerResources: containerResources{
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memoryLimit: mem200M.Value(),
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memoryRequest: mem100M.Value(),
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cpuLimit: cpu200m.MilliValue(),
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cpuRequest: cpu100m.MilliValue(),
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},
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currentContainerResources: &containerResources{
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memoryLimit: mem200M.Value(),
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memoryRequest: mem200M.Value(),
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cpuLimit: cpu200m.MilliValue(),
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cpuRequest: cpu100m.MilliValue(),
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},
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},
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},
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},
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}
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return &pa
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},
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},
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} {
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t.Run(desc, func(t *testing.T) {
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pod, status := makeBasePodAndStatus()
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@ -93,8 +93,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
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]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
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{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
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]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -105,8 +105,7 @@ func doPodResizeTests() {
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},
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},
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{
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name: "Guaranteed QoS pod, one container - decrease CPU only",
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testRollback: true,
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name: "Guaranteed QoS pod, one container - decrease CPU only",
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containers: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -116,8 +115,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, reducedCPU, reducedCPU),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, reducedCPU, reducedCPU),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -126,6 +125,7 @@ func doPodResizeTests() {
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MemPolicy: &noRestart,
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},
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},
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testRollback: true,
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},
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{
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name: "Guaranteed QoS pod, three containers (c1, c2, c3) - increase: CPU (c1,c3), memory (c2, c3) ; decrease: CPU (c2)",
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@ -150,10 +150,10 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}},
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{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}},
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{"name":"c3", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
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]}}`,
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}},
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{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}},
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{"name":"c3", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
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]}}`,
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increasedCPU, increasedCPU,
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offsetCPU(1, reducedCPU), offsetMemory(1, increasedMem), offsetCPU(1, reducedCPU), offsetMemory(1, increasedMem),
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offsetCPU(2, increasedCPU), offsetMemory(2, increasedMem), offsetCPU(2, increasedCPU), offsetMemory(2, increasedMem)),
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@ -179,8 +179,7 @@ func doPodResizeTests() {
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},
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},
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{
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - decrease memory requests only",
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testRollback: true,
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - decrease memory requests only",
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containers: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -188,14 +187,15 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"memory":"%s"}}}
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]}}`, reducedMem),
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{"name":"c1", "resources":{"requests":{"memory":"%s"}}}
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]}}`, reducedMem),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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Resources: &e2epod.ContainerResources{CPUReq: originalCPU, CPULim: originalCPULimit, MemReq: reducedMem, MemLim: originalMemLimit},
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},
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},
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testRollback: true,
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},
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{
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - increase memory requests only",
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@ -206,8 +206,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"memory":"%s"}}}
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]}}`, increasedMem),
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{"name":"c1", "resources":{"requests":{"memory":"%s"}}}
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]}}`, increasedMem),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -224,8 +224,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"limits":{"memory":"%s"}}}
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]}}`, increasedMemLimit),
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{"name":"c1", "resources":{"limits":{"memory":"%s"}}}
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]}}`, increasedMemLimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -234,8 +234,7 @@ func doPodResizeTests() {
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},
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},
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{
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - decrease CPU requests only",
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testRollback: true,
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - decrease CPU requests only",
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containers: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -243,18 +242,18 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"}}}
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]}}`, reducedCPU),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"}}}
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]}}`, reducedCPU),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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Resources: &e2epod.ContainerResources{CPUReq: reducedCPU, CPULim: originalCPULimit, MemReq: originalMem, MemLim: originalMemLimit},
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},
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},
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testRollback: true,
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},
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{
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - decrease CPU limits only",
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testRollback: true,
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - decrease CPU limits only",
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containers: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -262,14 +261,15 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"limits":{"cpu":"%s"}}}
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]}}`, reducedCPULimit),
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{"name":"c1", "resources":{"limits":{"cpu":"%s"}}}
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]}}`, reducedCPULimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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Resources: &e2epod.ContainerResources{CPUReq: originalCPU, CPULim: reducedCPULimit, MemReq: originalMem, MemLim: originalMemLimit},
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},
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},
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testRollback: true,
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},
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{
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name: "Burstable QoS pod, one container with cpu & memory requests + limits - increase CPU requests only",
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@ -280,8 +280,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"}}}
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]}}`, increasedCPU),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"}}}
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]}}`, increasedCPU),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -298,8 +298,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"limits":{"cpu":"%s"}}}
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]}}`, increasedCPULimit),
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{"name":"c1", "resources":{"limits":{"cpu":"%s"}}}
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]}}`, increasedCPULimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -316,8 +316,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, reducedCPU, reducedCPULimit),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, reducedCPU, reducedCPULimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -334,8 +334,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, increasedCPU, increasedCPULimit),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, increasedCPU, increasedCPULimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -352,8 +352,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, reducedCPU, increasedCPULimit),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, reducedCPU, increasedCPULimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -370,8 +370,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, increasedCPU, reducedCPULimit),
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{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
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]}}`, increasedCPU, reducedCPULimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -388,8 +388,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"memory":"%s"}}}
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]}}`, increasedMem, increasedMemLimit),
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{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"memory":"%s"}}}
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]}}`, increasedMem, increasedMemLimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -406,8 +406,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"memory":"%s"}}}
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]}}`, reducedMem, increasedMemLimit),
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{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"memory":"%s"}}}
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]}}`, reducedMem, increasedMemLimit),
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expected: []e2epod.ResizableContainerInfo{
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{
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Name: "c1",
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@ -424,8 +424,8 @@ func doPodResizeTests() {
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},
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},
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patchString: fmt.Sprintf(`{"spec":{"containers":[
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||||
{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"memory":"%s"}}}
|
||||
]}}`, reducedCPU, increasedMemLimit),
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s"},"limits":{"memory":"%s"}}}
|
||||
]}}`, reducedCPU, increasedMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -442,8 +442,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, reducedMem, increasedCPULimit),
|
||||
{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, reducedMem, increasedCPULimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -460,8 +460,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, increasedMem, reducedCPULimit),
|
||||
{"name":"c1", "resources":{"requests":{"memory":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, increasedMem, reducedCPULimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -478,8 +478,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"memory":"%s"}}}
|
||||
]}}`, reducedMem),
|
||||
{"name":"c1", "resources":{"requests":{"memory":"%s"}}}
|
||||
]}}`, reducedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -496,8 +496,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s"}}}
|
||||
]}}`, increasedCPU),
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s"}}}
|
||||
]}}`, increasedCPU),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -514,8 +514,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: `{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"1m"},"limits":{"cpu":"5m"}}}
|
||||
]}}`,
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"1m"},"limits":{"cpu":"5m"}}}
|
||||
]}}`,
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -524,8 +524,7 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "Guaranteed QoS pod, one container - increase CPU (NotRequired) & memory (RestartContainer)",
|
||||
testRollback: true,
|
||||
name: "Guaranteed QoS pod, one container - increase CPU (NotRequired) & memory (RestartContainer)",
|
||||
containers: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -535,8 +534,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -546,10 +545,34 @@ func doPodResizeTests() {
|
||||
RestartCount: 1,
|
||||
},
|
||||
},
|
||||
testRollback: true,
|
||||
},
|
||||
{
|
||||
name: "Burstable QoS pod, one container - decrease CPU (NotRequired) & memory (RestartContainer)",
|
||||
name: "Burstable QoS pod, one container - decrease CPU (NotRequired) & memory (RestartContainer)",
|
||||
containers: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
Resources: &e2epod.ContainerResources{CPUReq: originalCPU, CPULim: originalCPULimit, MemReq: originalMem, MemLim: originalMemLimit},
|
||||
CPUPolicy: &noRestart,
|
||||
MemPolicy: &doRestart,
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, reducedCPU, reducedMem, reducedCPULimit, reducedMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
Resources: &e2epod.ContainerResources{CPUReq: reducedCPU, CPULim: reducedCPULimit, MemReq: reducedMem, MemLim: reducedMemLimit},
|
||||
CPUPolicy: &noRestart,
|
||||
MemPolicy: &doRestart,
|
||||
RestartCount: 1,
|
||||
},
|
||||
},
|
||||
testRollback: true,
|
||||
},
|
||||
{
|
||||
name: "Burstable QoS pod, one container - decrease memory request (RestartContainer memory resize policy)",
|
||||
containers: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -560,17 +583,40 @@ func doPodResizeTests() {
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, reducedCPU, reducedMem, reducedCPULimit, reducedMemLimit),
|
||||
]}}`, originalCPU, reducedMem, originalCPULimit, originalMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
Resources: &e2epod.ContainerResources{CPUReq: reducedCPU, CPULim: reducedCPULimit, MemReq: reducedMem, MemLim: reducedMemLimit},
|
||||
Resources: &e2epod.ContainerResources{CPUReq: originalCPU, CPULim: originalCPULimit, MemReq: reducedMem, MemLim: originalMemLimit},
|
||||
CPUPolicy: &noRestart,
|
||||
MemPolicy: &doRestart,
|
||||
RestartCount: 1,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "Burstable QoS pod, one container - increase memory request (NoRestart memory resize policy)",
|
||||
containers: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
Resources: &e2epod.ContainerResources{CPUReq: originalCPU, CPULim: originalCPULimit, MemReq: originalMem, MemLim: originalMemLimit},
|
||||
CPUPolicy: &noRestart,
|
||||
MemPolicy: &noRestart,
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, originalCPU, increasedMem, originalCPULimit, originalMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
Resources: &e2epod.ContainerResources{CPUReq: originalCPU, CPULim: originalCPULimit, MemReq: increasedMem, MemLim: originalMemLimit},
|
||||
CPUPolicy: &noRestart,
|
||||
MemPolicy: &noRestart,
|
||||
RestartCount: 0,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "Burstable QoS pod, three containers - increase c1 resources, no change for c2, decrease c3 resources (no net change for pod)",
|
||||
containers: []e2epod.ResizableContainerInfo{
|
||||
@ -594,9 +640,9 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}},
|
||||
{"name":"c3", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`,
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}},
|
||||
{"name":"c3", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`,
|
||||
increasedCPU, increasedMem, increasedCPULimit, increasedMemLimit,
|
||||
offsetCPU(2, reducedCPU), offsetMemory(2, reducedMem), offsetCPU(2, reducedCPULimit)),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
@ -643,9 +689,9 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s"}}},
|
||||
{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`,
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s"}}},
|
||||
{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`,
|
||||
reducedCPU, reducedMem, reducedCPULimit,
|
||||
offsetCPU(2, increasedCPU), offsetMemory(2, increasedMem), offsetCPU(2, increasedCPULimit), offsetMemory(2, increasedMemLimit)),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
@ -693,9 +739,9 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}},
|
||||
{"name":"c3", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`,
|
||||
{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}},
|
||||
{"name":"c3", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`,
|
||||
offsetCPU(1, increasedCPU), offsetMemory(1, increasedMem), offsetCPU(1, increasedCPULimit), offsetMemory(1, increasedMemLimit),
|
||||
reducedCPU, reducedMem, reducedCPULimit, reducedMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
@ -736,8 +782,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -766,8 +812,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, originalCPU, originalMem),
|
||||
{"name":"c2", "resources":{"requests":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, originalCPU, originalMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -800,8 +846,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c2", "resources":{"limits":{"cpu":"%s"}}}
|
||||
]}}`, originalCPULimit),
|
||||
{"name":"c2", "resources":{"limits":{"cpu":"%s"}}}
|
||||
]}}`, originalCPULimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -829,8 +875,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"containers":[
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
{"name":"c1", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -877,8 +923,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPU, increasedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -911,8 +957,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, reducedCPU, increasedMem, reducedCPU, increasedMem),
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, reducedCPU, increasedMem, reducedCPU, increasedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -941,8 +987,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, reducedCPU, reducedCPU),
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, reducedCPU, reducedCPU),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -971,8 +1017,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPULimit, increasedMemLimit),
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s","memory":"%s"},"limits":{"cpu":"%s","memory":"%s"}}}
|
||||
]}}`, increasedCPU, increasedMem, increasedCPULimit, increasedMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -1001,8 +1047,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, reducedCPU, reducedCPULimit),
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, reducedCPU, reducedCPULimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -1031,8 +1077,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, increasedCPU, increasedCPULimit),
|
||||
{"name":"c1-init", "resources":{"requests":{"cpu":"%s"},"limits":{"cpu":"%s"}}}
|
||||
]}}`, increasedCPU, increasedCPULimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -1061,8 +1107,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"memory":"%s"}}}
|
||||
]}}`, reducedMem),
|
||||
{"name":"c1-init", "resources":{"requests":{"memory":"%s"}}}
|
||||
]}}`, reducedMem),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -1091,8 +1137,8 @@ func doPodResizeTests() {
|
||||
},
|
||||
},
|
||||
patchString: fmt.Sprintf(`{"spec":{"initContainers":[
|
||||
{"name":"c1-init", "resources":{"requests":{"memory":"%s"},"limits":{"memory":"%s"}}}
|
||||
]}}`, increasedMem, increasedMemLimit),
|
||||
{"name":"c1-init", "resources":{"requests":{"memory":"%s"},"limits":{"memory":"%s"}}}
|
||||
]}}`, increasedMem, increasedMemLimit),
|
||||
expected: []e2epod.ResizableContainerInfo{
|
||||
{
|
||||
Name: "c1",
|
||||
@ -1394,13 +1440,13 @@ func doPodResizeErrorTests() {
|
||||
// Above tests are performed by doSheduletTests() and doPodResizeResourceQuotaTests()
|
||||
// in test/e2e/node/pod_resize.go
|
||||
|
||||
var _ = SIGDescribe("Pod InPlace Resize Container", feature.InPlacePodVerticalScaling, func() {
|
||||
var _ = SIGDescribe("[InPlacePodResize] Pod InPlace Resize Container", feature.InPlacePodVerticalScaling, func() {
|
||||
f := framework.NewDefaultFramework("pod-resize-tests")
|
||||
|
||||
ginkgo.BeforeEach(func(ctx context.Context) {
|
||||
node, err := e2enode.GetRandomReadySchedulableNode(ctx, f.ClientSet)
|
||||
_, err := e2enode.GetRandomReadySchedulableNode(ctx, f.ClientSet)
|
||||
framework.ExpectNoError(err)
|
||||
if framework.NodeOSDistroIs("windows") || e2enode.IsARM64(node) {
|
||||
if framework.NodeOSDistroIs("windows") {
|
||||
e2eskipper.Skipf("runtime does not support InPlacePodVerticalScaling -- skipping")
|
||||
}
|
||||
})
|
||||
|
||||
@ -23,6 +23,7 @@ import (
|
||||
"fmt"
|
||||
"strconv"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
v1 "k8s.io/api/core/v1"
|
||||
"k8s.io/apimachinery/pkg/api/resource"
|
||||
@ -48,6 +49,7 @@ const (
|
||||
Cgroupv2CPURequest string = "/sys/fs/cgroup/cpu.weight"
|
||||
CPUPeriod string = "100000"
|
||||
MinContainerRuntimeVersion string = "1.6.9"
|
||||
MinimumGracePeriodSeconds int64 = 2
|
||||
)
|
||||
|
||||
var (
|
||||
@ -167,6 +169,7 @@ func makeResizableContainer(tcInfo ResizableContainerInfo) v1.Container {
|
||||
func MakePodWithResizableContainers(ns, name, timeStamp string, tcInfo []ResizableContainerInfo) *v1.Pod {
|
||||
testInitContainers, testContainers := separateContainers(tcInfo)
|
||||
|
||||
var minGracePeriodSeconds int64 = MinimumGracePeriodSeconds
|
||||
pod := &v1.Pod{
|
||||
ObjectMeta: metav1.ObjectMeta{
|
||||
Name: name,
|
||||
@ -176,10 +179,11 @@ func MakePodWithResizableContainers(ns, name, timeStamp string, tcInfo []Resizab
|
||||
},
|
||||
},
|
||||
Spec: v1.PodSpec{
|
||||
OS: &v1.PodOS{Name: v1.Linux},
|
||||
InitContainers: testInitContainers,
|
||||
Containers: testContainers,
|
||||
RestartPolicy: v1.RestartPolicyOnFailure,
|
||||
OS: &v1.PodOS{Name: v1.Linux},
|
||||
InitContainers: testInitContainers,
|
||||
Containers: testContainers,
|
||||
RestartPolicy: v1.RestartPolicyOnFailure,
|
||||
TerminationGracePeriodSeconds: &minGracePeriodSeconds,
|
||||
},
|
||||
}
|
||||
return pod
|
||||
@ -350,6 +354,7 @@ func VerifyPodContainersCgroupValues(ctx context.Context, f *framework.Framework
|
||||
}
|
||||
errs = append(errs, VerifyCgroupValue(f, pod, ci.Name, cgroupCPULimit, expectedCPULimitString))
|
||||
errs = append(errs, VerifyCgroupValue(f, pod, ci.Name, cgroupCPURequest, strconv.FormatInt(expectedCPUShares, 10)))
|
||||
//TODO(vinaykul,InPlacePodVerticalScaling): Verify oom_score_adj when runc adds support for updating it
|
||||
}
|
||||
}
|
||||
return utilerrors.NewAggregate(errs)
|
||||
@ -420,6 +425,8 @@ func WaitForPodResizeActuation(ctx context.Context, f *framework.Framework, podC
|
||||
})),
|
||||
)
|
||||
|
||||
// Wait 2x termination grace period to catch any restarts - expected or not
|
||||
time.Sleep(time.Duration(*pod.Spec.TerminationGracePeriodSeconds*2) * time.Second)
|
||||
resizedPod, err := framework.GetObject(podClient.Get, pod.Name, metav1.GetOptions{})(ctx)
|
||||
framework.ExpectNoError(err, "failed to get resized pod")
|
||||
return resizedPod
|
||||
|
||||
@ -294,6 +294,25 @@ func VerifyCgroupValue(f *framework.Framework, pod *v1.Pod, cName, cgPath, expec
|
||||
return nil
|
||||
}
|
||||
|
||||
// VerifyOomScoreAdjValue verifies that oom_score_adj for pid 1 (pidof init/systemd -> app)
|
||||
// has the expected value in specified container of the pod. It execs into the container,
|
||||
// reads the oom_score_adj value from procfs, and compares it against the expected value.
|
||||
func VerifyOomScoreAdjValue(f *framework.Framework, pod *v1.Pod, cName, expectedOomScoreAdj string) error {
|
||||
cmd := fmt.Sprintf("cat /proc/1/oom_score_adj")
|
||||
framework.Logf("Namespace %s Pod %s Container %s - looking for oom_score_adj value %s",
|
||||
pod.Namespace, pod.Name, cName, expectedOomScoreAdj)
|
||||
oomScoreAdj, _, err := ExecCommandInContainerWithFullOutput(f, pod.Name, cName, "/bin/sh", "-c", cmd)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to find expected value %s for container app process", expectedOomScoreAdj)
|
||||
}
|
||||
oomScoreAdj = strings.Trim(oomScoreAdj, "\n")
|
||||
if oomScoreAdj != expectedOomScoreAdj {
|
||||
return fmt.Errorf("oom_score_adj value %s not equal to expected %s", oomScoreAdj, expectedOomScoreAdj)
|
||||
}
|
||||
fmt.Printf("VDBG: POD: %s EXPECTED_OOM_ADJ %s ACTUAL_OOM_ADJ %s\n", pod.Name, expectedOomScoreAdj, oomScoreAdj)
|
||||
return nil
|
||||
}
|
||||
|
||||
// IsPodOnCgroupv2Node checks whether the pod is running on cgroupv2 node.
|
||||
// TODO: Deduplicate this function with NPD cluster e2e test:
|
||||
// https://github.com/kubernetes/kubernetes/blob/2049360379bcc5d6467769cef112e6e492d3d2f0/test/e2e/node/node_problem_detector.go#L369
|
||||
|
||||
Loading…
Reference in New Issue
Block a user