Measure performance of scheduling when many gated pods

test/integration/scheduler_perf/config/performance-config.yaml

@@ -1044,3 +1044,34 @@
       measurePods: 2500
       measureClaims: 500 # must be measurePods / 5
       maxClaimsPerNode: 2
+
+# This test case simulates the scheduling when many pods are gated and others are gradually deleted.
+# https://github.com/kubernetes/kubernetes/issues/124384
+- name: SchedulingWhileGated
+  defaultPodTemplatePath: config/templates/light-pod.yaml
+  workloadTemplate:
+  - opcode: createNodes
+    count: 1
+    nodeTemplatePath: config/templates/node-with-name.yaml
+    # Create pods that will stay gated to the end of the test.
+  - opcode: createPods
+    countParam: $gatedPods
+    podTemplatePath: config/templates/gated-pod.yaml
+    skipWaitToCompletion: true
+    # Wait to make sure gated pods are enqueued in scheduler.
+  - opcode: sleep
+    duration: 5s
+    # Create pods that will be gradually deleted after being scheduled.
+  - opcode: createPods
+    countParam: $deletingPods
+    deletePodsPerSecond: 50
+  - opcode: createPods
+    countParam: $measurePods
+    collectMetrics: true
+  workloads:
+  - name: 1Node
+    labels: [performance, fast]
+    params:
+      gatedPods: 10000
+      deletingPods: 20000
+      measurePods: 20000

test/integration/scheduler_perf/config/templates/gated-pod.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  generateName: gated-pod-
+spec:
+  schedulingGates:
+  - name: test.k8s.io/hold
+  containers:
+  - image: registry.k8s.io/pause:3.10
+    name: pause

test/integration/scheduler_perf/config/templates/light-pod.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  generateName: light-pod-
+spec:
+  containers:
+  - image: registry.k8s.io/pause:3.10
+    name: pause
+  terminationGracePeriodSeconds: 0