Added a simple scale test for L4 ILB

Incorporated review comments from @krzseid
kubernetes · Aug 5, 2019 · 9525798 · 9525798
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commit 9525798
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diff --git a/clusterloader2/testing/l4ilb/config.yaml b/clusterloader2/testing/l4ilb/config.yaml
@@ -0,0 +1,120 @@
+#Constants
+{{$LARGE_BACKEND_SIZE := 300}}
+{{$MEDIUM_BACKEND_SIZE := 150}}
+{{$SMALL_BACKEND_SIZE := 10}}
+# adding a fixed value for first version of the test, rate of pod creation not a concern yet.
+{{$ilbQPS := 500}}
+{{$namespaces := 1}}
+#Test
+name: ilbload
+automanagedNamespaces: {{$namespaces}}
+tuningSets:
+- name: ILBConstantQPS
+  qpsLoad:
+    averageQps: {{$ilbQPS}}
+steps:
+# Create ILBs
+- measurements:
+  - Identifier: ServiceCreationLatency
+    Method: ServiceCreationLatency
+    Params:
+      action: start
+  - Identifier: WaitForRunningDeployments
+    Method: WaitForControlledPodsRunning
+    Params:
+      action: start
+      apiVersion: apps/v1
+      kind: Deployment
+      operationTimeout: 15m
+
+- phases:
+  - namespaceRange:
+      min: 1
+      max: {{$namespaces}}
+    replicasPerNamespace: 1
+    tuningSet: ILBConstantQPS
+    objectBundle:
+    - basename: large-backends-dep
+      objectTemplatePath: dep.yaml
+      templateFillMap:
+        ReplicasMin: {{$LARGE_BACKEND_SIZE}}
+        ReplicasMax: {{$LARGE_BACKEND_SIZE}}
+    - basename: large-backends-service
+      objectTemplatePath: service.yaml
+      templateFillMap:
+        DeploymentBaseName: large-backends-dep
+- phases:
+  - namespaceRange:
+      min: 1
+      max: {{$namespaces}}
+    replicasPerNamespace: 1
+    tuningSet: ILBConstantQPS
+    objectBundle:
+    - basename: medium-backends-dep
+      objectTemplatePath: dep.yaml
+      templateFillMap:
+        ReplicasMin: {{$MEDIUM_BACKEND_SIZE}}
+        ReplicasMax: {{$MEDIUM_BACKEND_SIZE}}
+    - basename: medium-backends-service
+      objectTemplatePath: service.yaml
+      templateFillMap:
+        DeploymentBaseName: medium-backends-dep
+  - namespaceRange:
+      min: 1
+      max: {{$namespaces}}
+    replicasPerNamespace: 1
+    tuningSet: ILBConstantQPS
+    objectBundle:
+    - basename: small-backends-dep
+      objectTemplatePath: dep.yaml
+      templateFillMap:
+        ReplicasMin: {{$SMALL_BACKEND_SIZE}}
+        ReplicasMax: {{$SMALL_BACKEND_SIZE}}
+    - basename: small-backends-service
+      objectTemplatePath: service.yaml
+      templateFillMap:
+        DeploymentBaseName: small-backends-dep
+- name: Creating ILBs
+- measurements:
+  - Identifier: ServiceCreationLatency
+    Method: ServiceCreationLatency
+    Params:
+      action: waitForReady
+# Delete ILBs
+- phases:
+  - namespaceRange:
+      min: 1
+      max: {{$namespaces}}
+    replicasPerNamespace: 0
+    tuningSet: ILBConstantQPS
+    objectBundle:
+    - basename: large-backends-service
+      objectTemplatePath: service.yaml
+    - basename: large-backends-dep
+      objectTemplatePath: dep.yaml
+  - namespaceRange:
+      min: 1
+      max: {{$namespaces}}
+    replicasPerNamespace: 0
+    tuningSet: ILBConstantQPS
+    objectBundle:
+    - basename: medium-backends-service
+      objectTemplatePath: service.yaml
+    - basename: medium-backends-dep
+      objectTemplatePath: dep.yaml
+  - namespaceRange:
+      min: 1
+      max: {{$namespaces}}
+    replicasPerNamespace: 0
+    tuningSet: ILBConstantQPS
+    objectBundle:
+    - basename: small-backends-service
+      objectTemplatePath: service.yaml
+    - basename: small-backends-dep
+      objectTemplatePath: dep.yaml
+- name: Deleting ILBs
+- measurements:
+  - Identifier: ServiceCreationLatency
+    Method: ServiceCreationLatency
+    Params:
+      action: gather
diff --git a/clusterloader2/testing/l4ilb/dep.yaml b/clusterloader2/testing/l4ilb/dep.yaml
@@ -0,0 +1,19 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{.Name}}
+spec:
+  replicas: {{RandIntRange .ReplicasMin .ReplicasMax}}
+  selector:
+    matchLabels:
+      name: {{.Name}}
+  template:
+    metadata:
+      labels:
+        name: {{.Name}}
+    spec:
+      containers:
+      - name: {{.Name}}
+        image: nginx
+        ports:
+        - containerPort: 8080
diff --git a/clusterloader2/testing/l4ilb/service.yaml b/clusterloader2/testing/l4ilb/service.yaml
@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{.Name}}
+  annotations:
+    cloud.google.com/load-balancer-type: "Internal"
+spec:
+  type: LoadBalancer
+  selector:
+    name: {{.DeploymentBaseName}}-{{.Index}}
+  ports:
+  - port: 8080
+    targetPort: 80