[cherry-pick] cherry pick important patchs to release-1.6

go.mod

@@ -12,6 +12,7 @@ require (
 	github.com/onsi/ginkgo/v2 v2.0.0
 	github.com/onsi/gomega v1.17.0
 	github.com/prometheus/client_golang v1.12.0
+	github.com/prometheus/common v0.32.1
 	github.com/spf13/cobra v1.2.1
 	github.com/spf13/pflag v1.0.5
 	go.uber.org/automaxprocs v1.4.0
@@ -72,7 +73,6 @@ require (
 	github.com/opencontainers/selinux v1.8.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
-	github.com/prometheus/common v0.32.1 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
 	go.etcd.io/etcd/api/v3 v3.5.0 // indirect
 	go.etcd.io/etcd/client/pkg/v3 v3.5.0 // indirect

installer/README.md

@@ -79,6 +79,10 @@ The following are the list configurable parameters of Volcano Chart and their de
 |`basic.admission_app_name`|Admission Controller App Name|`volcano-admission`|
 |`basic.controller_app_name`|Controller App Name|`volcano-controller`|
 |`basic.scheduler_app_name`|Scheduler App Name|`volcano-scheduler`|
+|`custom.metrics_enable`|Whether to Enable Metrics|`false`|
+|`custom.admission_enable`|Whether to Enable Admission|`true`|
+|`custom.controller_enable`|Whether to Enable Controller|`true`|
+|`custom.scheduler_enable`|Whether to Enable Scheduler|`true`|
 
 Specify each parameter using the `--set key=value[,key=value]` argument to `helm install`. For example,
 

installer/helm/chart/volcano/templates/admission.yaml

@@ -1,3 +1,4 @@
+{{- if .Values.custom.admission_enable }}
 apiVersion: v1
 kind: ConfigMap
 metadata:
@@ -153,3 +154,4 @@ spec:
           imagePullPolicy: IfNotPresent
           command: ["./gen-admission-secret.sh", "--service", "{{ .Release.Name }}-admission-service", "--namespace",
                     "{{ .Release.Namespace }}", "--secret", "{{.Values.basic.admission_secret_name}}"]
+{{- end }}

installer/helm/chart/volcano/templates/controllers.yaml

@@ -1,3 +1,4 @@
+{{- if .Values.custom.controller_enable }}
 apiVersion: v1
 kind: ServiceAccount
 metadata:
@@ -105,3 +106,4 @@ spec:
               - -v=4
               - 2>&1
             imagePullPolicy: "IfNotPresent"
+{{- end }}

installer/helm/chart/volcano/templates/scheduler.yaml

@@ -1,3 +1,4 @@
+{{- if .Values.custom.scheduler_enable }}
 apiVersion: v1
 kind: ConfigMap
 metadata:
@@ -145,4 +146,5 @@ spec:
     targetPort: 8080
   selector:
     app: volcano-scheduler
-  type: ClusterIP
+  type: ClusterIP
+{{- end }}

installer/helm/chart/volcano/values.yaml

@@ -6,8 +6,10 @@ basic:
   admission_secret_name: "volcano-admission-secret"
   admission_config_file: "config/volcano-admission.conf"
   scheduler_config_file: "config/volcano-scheduler.conf"
-
   image_pull_secret: ""
   admission_port: 8443
 custom:
   metrics_enable: false
+  admission_enable: true
+  controller_enable: true
+  scheduler_enable: true

pkg/scheduler/actions/preempt/preempt.go

@@ -17,6 +17,8 @@ limitations under the License.
 package preempt
 
 import (
+	"fmt"
+
 	"k8s.io/klog"
 
 	"volcano.sh/volcano/pkg/scheduler/api"
@@ -209,6 +211,14 @@ func preempt(
 	nodeScores := util.PrioritizeNodes(preemptor, predicateNodes, ssn.BatchNodeOrderFn, ssn.NodeOrderMapFn, ssn.NodeOrderReduceFn)
 
 	selectedNodes := util.SortNodes(nodeScores)
+
+	job, found := ssn.Jobs[preemptor.Job]
+	if !found {
+		return false, fmt.Errorf("Job %s not found in SSN", preemptor.Job)
+	}
+
+	currentQueue := ssn.Queues[job.Queue]
+
 	for _, node := range selectedNodes {
 		klog.V(3).Infof("Considering Task <%s/%s> on Node <%s>.",
 			preemptor.Namespace, preemptor.Name, node.Name)
@@ -240,7 +250,8 @@ func preempt(
 
 		for !victimsQueue.Empty() {
 			// If reclaimed enough resources, break loop to avoid Sub panic.
-			if preemptor.InitResreq.LessEqual(node.FutureIdle(), api.Zero) {
+			// If preemptor's queue is overused, it means preemptor can not be allcated. So no ned care about the node idle resourace
+			if !ssn.Overused(currentQueue) && preemptor.InitResreq.LessEqual(node.FutureIdle(), api.Zero) {
 				break
 			}
 			preemptee := victimsQueue.Pop().(*api.TaskInfo)
@@ -258,7 +269,8 @@ func preempt(
 		klog.V(3).Infof("Preempted <%v> for Task <%s/%s> requested <%v>.",
 			preempted, preemptor.Namespace, preemptor.Name, preemptor.InitResreq)
 
-		if preemptor.InitResreq.LessEqual(node.FutureIdle(), api.Zero) {
+		// If preemptor's queue is overused, it means preemptor can not be allcated. So no ned care about the node idle resourace
+		if !ssn.Overused(currentQueue) && preemptor.InitResreq.LessEqual(node.FutureIdle(), api.Zero) {
 			if err := stmt.Pipeline(preemptor, node.Name); err != nil {
 				klog.Errorf("Failed to pipeline Task <%s/%s> on Node <%s>",
 					preemptor.Namespace, preemptor.Name, node.Name)

pkg/scheduler/api/node_info.go

@@ -19,6 +19,7 @@ package api
 import (
 	"fmt"
 	"strconv"
+	"strings"
 
 	v1 "k8s.io/api/core/v1"
 	"k8s.io/klog"
@@ -327,6 +328,11 @@ func (ni *NodeInfo) setNodeGPUInfo(node *v1.Node) {
 	for i := 0; i < int(gpuNumber); i++ {
 		ni.GPUDevices[i] = NewGPUDevice(i, memoryPerCard)
 	}
+	unhealthyGPUs := ni.getUnhealthyGPUs(node)
+	for i := range unhealthyGPUs {
+		klog.V(4).Infof("delete unhealthy gpu id %d from GPUDevices", unhealthyGPUs[i])
+		delete(ni.GPUDevices, unhealthyGPUs[i])
+	}
 }
 
 // SetNode sets kubernetes node object to nodeInfo object
@@ -580,3 +586,24 @@ func (ni *NodeInfo) SubGPUResource(pod *v1.Pod) {
 		}
 	}
 }
+
+// getUnhealthyGPUs returns all the unhealthy GPU id.
+func (ni *NodeInfo) getUnhealthyGPUs(node *v1.Node) (unhealthyGPUs []int) {
+	unhealthyGPUs = []int{}
+	devicesStr, ok := node.Annotations[UnhealthyGPUIDs]
+
+	if !ok {
+		return
+	}
+
+	idsStr := strings.Split(devicesStr, ",")
+	for _, sid := range idsStr {
+		id, err := strconv.Atoi(sid)
+		if err != nil {
+			klog.Warningf("Failed to parse unhealthy gpu id %s due to %v", sid, err)
+		} else {
+			unhealthyGPUs = append(unhealthyGPUs, id)
+		}
+	}
+	return
+}

pkg/scheduler/api/well_known_labels.go

@@ -28,6 +28,9 @@ const (
 	// GPUIndex is the key of gpu index
 	GPUIndex = "volcano.sh/gpu-index"
 
+	// UnhealthyGPUIDs list of unhealthy gpu ids
+	UnhealthyGPUIDs = "volcano.sh/gpu-unhealthy-ids"
+
 	// OversubscriptionNode is the key of node oversubscription
 	OversubscriptionNode = "volcano.sh/oversubscription"
 	// OversubscriptionCPU is the key of cpu oversubscription

pkg/scheduler/cache/cache.go

@@ -27,6 +27,7 @@ import (
 
 	"github.com/prometheus/client_golang/api"
 	prometheusv1 "github.com/prometheus/client_golang/api/prometheus/v1"
+	pmodel "github.com/prometheus/common/model"
 
 	v1 "k8s.io/api/core/v1"
 	schedulingv1 "k8s.io/api/scheduling/v1"
@@ -1225,8 +1226,17 @@ func (sc *SchedulerCache) GetMetricsData() {
 				if len(warnings) > 0 {
 					klog.V(3).Infof("Warning querying Prometheus: %v", warnings)
 				}
-
-				rowValues := strings.Split(strings.TrimSpace(res.String()), "=>")
+				if res == nil || res.String() == "" {
+					klog.Warningf("Warning querying Prometheus: no data found for %s", queryStr)
+					continue
+				}
+				// plugin.usage only need type pmodel.ValVector in Prometheus.rulues
+				if res.Type() != pmodel.ValVector {
+					continue
+				}
+				// only method res.String() can get data, dataType []pmodel.ValVector, eg: "{k1:v1, ...} => #[value] @#[timespace]\n {k2:v2, ...} => ..."
+				firstRowValVector := strings.Split(res.String(), "\n")[0]
+				rowValues := strings.Split(strings.TrimSpace(firstRowValVector), "=>")
 				value := strings.Split(strings.TrimSpace(rowValues[1]), " ")
 				switch metric {
 				case cpuUsageAvg:
@@ -1247,9 +1257,11 @@ func (sc *SchedulerCache) GetMetricsData() {
 func (sc *SchedulerCache) setMetricsData(usageInfo map[string]*schedulingapi.NodeUsage) {
 	sc.Mutex.Lock()
 	defer sc.Mutex.Unlock()
+
 	for k := range usageInfo {
 		nodeInfo, ok := sc.Nodes[k]
 		if ok {
+			klog.V(3).Infof("node: %s, ResourceUsage: %+v => %+v", k, *nodeInfo.ResourceUsage, *usageInfo[k])
 			nodeInfo.ResourceUsage = usageInfo[k]
 		}
 	}

pkg/webhooks/admission/jobs/mutate/mutate_job.go

@@ -98,8 +98,10 @@ func Jobs(ar admissionv1.AdmissionReview) *admissionv1.AdmissionResponse {
 		Allowed: true,
 		Patch:   patchBytes,
 	}
-	pt := admissionv1.PatchTypeJSONPatch
-	reviewResponse.PatchType = &pt
+	if len(patchBytes) > 0 {
+		pt := admissionv1.PatchTypeJSONPatch
+		reviewResponse.PatchType = &pt
+	}
 
 	return &reviewResponse
 }

pkg/webhooks/admission/podgroups/mutate/mutate_podgroup.go

@@ -87,12 +87,15 @@ func PodGroups(ar admissionv1.AdmissionReview) *admissionv1.AdmissionResponse {
 		}
 	}
 
-	pt := admissionv1.PatchTypeJSONPatch
-	return &admissionv1.AdmissionResponse{
-		Allowed:   true,
-		Patch:     patchBytes,
-		PatchType: &pt,
+	reviewResponse := admissionv1.AdmissionResponse{
+		Allowed: true,
+		Patch:   patchBytes,
 	}
+	if len(patchBytes) > 0 {
+		pt := admissionv1.PatchTypeJSONPatch
+		reviewResponse.PatchType = &pt
+	}
+	return &reviewResponse
 }
 
 func createPodGroupPatch(podgroup *schedulingv1beta1.PodGroup) ([]byte, error) {

pkg/webhooks/admission/pods/mutate/mutate_pod.go

@@ -19,6 +19,7 @@ package mutate
 import (
 	"encoding/json"
 	"fmt"
+
 	admissionv1 "k8s.io/api/admission/v1"
 	whv1 "k8s.io/api/admissionregistration/v1"
 	v1 "k8s.io/api/core/v1"
@@ -90,8 +91,10 @@ func Pods(ar admissionv1.AdmissionReview) *admissionv1.AdmissionResponse {
 		Allowed: true,
 		Patch:   patchBytes,
 	}
-	pt := admissionv1.PatchTypeJSONPatch
-	reviewResponse.PatchType = &pt
+	if len(patchBytes) > 0 {
+		pt := admissionv1.PatchTypeJSONPatch
+		reviewResponse.PatchType = &pt
+	}
 
 	return &reviewResponse
 }

pkg/webhooks/admission/queues/mutate/mutate_queue.go

@@ -88,12 +88,15 @@ func Queues(ar admissionv1.AdmissionReview) *admissionv1.AdmissionResponse {
 		}
 	}
 
-	pt := admissionv1.PatchTypeJSONPatch
-	return &admissionv1.AdmissionResponse{
-		Allowed:   true,
-		Patch:     patchBytes,
-		PatchType: &pt,
+	reviewResponse := admissionv1.AdmissionResponse{
+		Allowed: true,
+		Patch:   patchBytes,
 	}
+	if len(patchBytes) > 0 {
+		pt := admissionv1.PatchTypeJSONPatch
+		reviewResponse.PatchType = &pt
+	}
+	return &reviewResponse
 }
 
 func createQueuePatch(queue *schedulingv1beta1.Queue) ([]byte, error) {