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fix topology-updater cpu report #1979

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fix topology-updater cpu report #1979

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a694d91
fix topology-updater cpu report
AllenXu93 Dec 13, 2024
17d374d
fix for UT
AllenXu93 Dec 20, 2024
f740e1d
update isIntegralGuaranteed
AllenXu93 Jan 8, 2025
5d40f79
rewrite isWatchable in pod scan
AllenXu93 Jan 8, 2025
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42 changes: 20 additions & 22 deletions pkg/resourcemonitor/podresourcesscanner.go
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Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@ func (resMon *PodResourcesScanner) isWatchable(podNamespace string, podName stri
return false, false, err
}

isIntegralGuaranteed := hasExclusiveCPUs(pod)
isIntegralGuaranteed := pod.Status.QOSClass == corev1.PodQOSGuaranteed && hasExclusiveCPUs(pod)

if resMon.namespace == "*" && (isIntegralGuaranteed || hasDevice) {
return true, isIntegralGuaranteed, nil
Expand All @@ -85,9 +85,9 @@ func hasExclusiveCPUs(pod *corev1.Pod) bool {
continue
}
totalCPU += cpuQuantity.Value()
isInitContainerGuaranteed := hasIntegralCPUs(pod, &container)
if !isInitContainerGuaranteed {
return false
isInitContainerGuaranteed := hasIntegralCPUs(&container)
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if isInitContainerGuaranteed {
return true
}
}
for _, container := range pod.Spec.Containers {
Expand All @@ -96,18 +96,18 @@ func hasExclusiveCPUs(pod *corev1.Pod) bool {
continue
}
totalCPU += cpuQuantity.Value()
isAppContainerGuaranteed := hasIntegralCPUs(pod, &container)
if !isAppContainerGuaranteed {
return false
isAppContainerGuaranteed := hasIntegralCPUs(&container)
if isAppContainerGuaranteed {
return true
}
}

//No CPUs requested in all the containers in the pod
return totalCPU != 0
return false
}

// hasIntegralCPUs returns true if a container in pod is requesting integral CPUs else returns false
func hasIntegralCPUs(pod *corev1.Pod, container *corev1.Container) bool {
func hasIntegralCPUs(container *corev1.Container) bool {
cpuQuantity := container.Resources.Requests[corev1.ResourceCPU]
return cpuQuantity.Value()*1000 == cpuQuantity.MilliValue()
}
Expand Down Expand Up @@ -165,19 +165,17 @@ func (resMon *PodResourcesScanner) Scan() (ScanResponse, error) {
Name: container.Name,
}

if isIntegralGuaranteed {
cpuIDs := container.GetCpuIds()
if len(cpuIDs) > 0 {
var resCPUs []string
for _, cpuID := range container.GetCpuIds() {
resCPUs = append(resCPUs, strconv.FormatInt(cpuID, 10))
}
contRes.Resources = []ResourceInfo{
{
Name: corev1.ResourceCPU,
Data: resCPUs,
},
}
cpuIDs := container.GetCpuIds()
if len(cpuIDs) > 0 && isIntegralGuaranteed {
var resCPUs []string
for _, cpuID := range container.GetCpuIds() {
resCPUs = append(resCPUs, strconv.FormatInt(cpuID, 10))
}
contRes.Resources = []ResourceInfo{
{
Name: corev1.ResourceCPU,
Data: resCPUs,
},
}
}

Expand Down
148 changes: 148 additions & 0 deletions pkg/resourcemonitor/podresourcesscanner_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -165,6 +165,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}

fakeCli := fakeclient.NewSimpleClientset(pod)
Expand Down Expand Up @@ -280,6 +283,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}

fakeCli = fakeclient.NewSimpleClientset(pod)
Expand Down Expand Up @@ -368,6 +374,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
Expand Down Expand Up @@ -458,6 +467,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
Expand Down Expand Up @@ -628,6 +640,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
Expand Down Expand Up @@ -825,6 +840,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
Expand Down Expand Up @@ -1029,6 +1047,9 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
Expand Down Expand Up @@ -1113,6 +1134,120 @@ func TestPodScanner(t *testing.T) {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
res, err := resScan.Scan()

Convey("Error is nil", func() {
So(err, ShouldBeNil)
})
Convey("Return PodResources should have values", func() {
So(len(res.PodResources), ShouldBeGreaterThan, 0)
})

expected := []PodResources{
{
Name: "test-pod-0",
Namespace: "pod-res-test",
Containers: []ContainerResources{
{
Name: "test-cnt-0",
Resources: []ResourceInfo{
{
Name: "fake.io/resource",
Data: []string{"devA"},
},
},
},
},
},
}
So(reflect.DeepEqual(res.PodResources, expected), ShouldBeTrue)
})

Convey("When I successfully get valid response for guaranteed pods with not cpu pin containers", func() {
resp := &v1.ListPodResourcesResponse{
PodResources: []*v1.PodResources{
{
Name: "test-pod-0",
Namespace: "pod-res-test",
Containers: []*v1.ContainerResources{
{
Name: "test-cnt-0",
CpuIds: []int64{0, 1},
Devices: []*v1.ContainerDevices{
{
ResourceName: "fake.io/resource",
DeviceIds: []string{"devA"},
},
},
},
{
Name: "test-cnt-1",
Devices: []*v1.ContainerDevices{
{
ResourceName: "fake.io/resource",
DeviceIds: []string{"devA"},
},
},
},
},
},
},
}
mockPodResClient.On("List", mock.AnythingOfType("*context.timerCtx"), mock.AnythingOfType("*v1.ListPodResourcesRequest")).Return(resp, nil)
pod := &corev1.Pod{
TypeMeta: metav1.TypeMeta{
Kind: "Pod",
APIVersion: "v1",
},
ObjectMeta: metav1.ObjectMeta{
Name: "test-pod-0",
Namespace: "pod-res-test",
},
Spec: corev1.PodSpec{
Containers: []corev1.Container{
{
Name: "test-cnt-0",
Resources: corev1.ResourceRequirements{
Requests: corev1.ResourceList{

corev1.ResourceName("fake.io/resource"): *resource.NewQuantity(1, resource.DecimalSI),
corev1.ResourceMemory: *resource.NewQuantity(100, resource.DecimalSI),
corev1.ResourceCPU: resource.MustParse("2"),
},
Limits: corev1.ResourceList{
corev1.ResourceName("fake.io/resource"): *resource.NewQuantity(1, resource.DecimalSI),
corev1.ResourceMemory: *resource.NewQuantity(100, resource.DecimalSI),
corev1.ResourceCPU: resource.MustParse("2"),
},
},
},
{
Name: "test-cnt-1",
Resources: corev1.ResourceRequirements{
Requests: corev1.ResourceList{

corev1.ResourceName("fake.io/resource"): *resource.NewQuantity(1, resource.DecimalSI),
corev1.ResourceMemory: *resource.NewQuantity(100, resource.DecimalSI),
corev1.ResourceCPU: resource.MustParse("1500m"),
},
Limits: corev1.ResourceList{
corev1.ResourceName("fake.io/resource"): *resource.NewQuantity(1, resource.DecimalSI),
corev1.ResourceMemory: *resource.NewQuantity(100, resource.DecimalSI),
corev1.ResourceCPU: resource.MustParse("1500m"),
},
},
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
fakeCli = fakeclient.NewSimpleClientset(pod)
resScan.(*PodResourcesScanner).k8sClient = fakeCli
Expand All @@ -1132,6 +1267,19 @@ func TestPodScanner(t *testing.T) {
Containers: []ContainerResources{
{
Name: "test-cnt-0",
Resources: []ResourceInfo{
{
Name: corev1.ResourceCPU,
Data: []string{"0", "1"},
},
{
Name: "fake.io/resource",
Data: []string{"devA"},
},
},
},
{
Name: "test-cnt-1",
Resources: []ResourceInfo{
{
Name: "fake.io/resource",
Expand Down
3 changes: 3 additions & 0 deletions test/e2e/utils/pod/pod.go
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,9 @@ func GuaranteedSleeper(opts ...func(pod *corev1.Pod)) *corev1.Pod {
},
},
},
Status: corev1.PodStatus{
QOSClass: corev1.PodQOSGuaranteed,
},
}
for _, o := range opts {
o(p)
Expand Down