Use 4 vCPU instances by default (#24)

* Use 4 vcpu instances by default

* Remove 2 vcpu instance type option

Signed-off-by: Daniel Weiße <dw@edgeless.systems>

.github/workflows/e2e-test-gcp-weekly.yml

@@ -26,7 +26,7 @@ jobs:
           controlNodesCount: "1"
           autoscale: "false"
           cloudProvider: "gcp"
-          machineType: "n2d-standard-2"
+          machineType: "n2d-standard-4"
           gcp_service_account_json: ${{ secrets.GCP_SERVICE_ACCOUNT }}
           gcpClusterServiceAccountKey: ${{ secrets.GCP_CLUSTER_SERVICE_ACCOUNT }}
           sonobuoyTestSuiteCmd: '--plugin e2e --plugin-env e2e.E2E_FOCUS="\[Conformance\]" --plugin-env e2e.E2E_SKIP="for service with type clusterIP|HostPort validates that there is no conflict between pods with same hostPort but different hostIP and protocol" --plugin https://raw.githubusercontent.com/vmware-tanzu/sonobuoy-plugins/master/cis-benchmarks/kube-bench-plugin.yaml --plugin https://raw.githubusercontent.com/vmware-tanzu/sonobuoy-plugins/master/cis-benchmarks/kube-bench-master-plugin.yaml'

.github/workflows/e2e-test-gcp.yml

@@ -21,7 +21,7 @@ jobs:
           controlNodesCount: "1"
           autoscale: "false"
           cloudProvider: "gcp"
-          machineType: "n2d-standard-2"
+          machineType: "n2d-standard-4"
           gcp_service_account_json: ${{ secrets.GCP_SERVICE_ACCOUNT }}
           gcpClusterServiceAccountKey: ${{ secrets.GCP_CLUSTER_SERVICE_ACCOUNT }}
           # TODO: Remove E2E_SKIP once AB#2174 is resolved
@@ -54,7 +54,7 @@ jobs:
           controlNodesCount: "1"
           autoscale: "false"
           cloudProvider: "gcp"
-          machineType: "n2d-standard-2"
+          machineType: "n2d-standard-4"
           gcp_service_account_json: ${{ secrets.GCP_SERVICE_ACCOUNT }}
           gcpClusterServiceAccountKey: ${{ secrets.GCP_CLUSTER_SERVICE_ACCOUNT }}
           sonobuoyTestSuiteCmd: "--mode quick"

.github/workflows/e2e-test-manual.yml

@@ -28,9 +28,9 @@ on:
         description: "VM machine type. Make sure it matches selected cloud provider!"
         type: choice
         options:
-          - "n2d-standard-2" # GCP
+          - "n2d-standard-4" # GCP
           - "Standard_DC4as_v5" # Azure
-        default: "n2d-standard-2"
+        default: "n2d-standard-4"
         required: true
       sonobuoyTestSuiteCmd:
         description: "Which tests should be run? Check README for guidance!"