DRA scalability: separate node for prometheus, canadacentral azure region

Author: jackfrancis

config/jobs/kubernetes/sig-scalability/DRA/sig-scalability-periodic-dra.yaml

@@ -72,6 +72,10 @@ periodics:
           value: "Standard_D8s_v3"
         - name: TEST_WINDOWS
           value: "false"
+        - name: MONITORING_MACHINE_COUNT
+          value: "1" # One monitoring machine for prometheus server
+        - name: AZURE_LOCATION
+          value: "canadacentral" # Use canadacentral for proximity to prow container
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"
@@ -190,6 +194,10 @@ periodics:
               value: "Standard_D8s_v3"
             - name: TEST_WINDOWS
               value: "false"
+            - name: MONITORING_MACHINE_COUNT
+              value: "1" # One monitoring machine for prometheus server
+            - name: AZURE_LOCATION
+              value: "canadacentral" # Use canadacentral for proximity to prow container
             # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
             - name: DEPLOY_AZURE_CSI_DRIVER
               value: "false"

config/jobs/kubernetes/sig-scalability/DRA/sig-scalability-presubmit-dra-capz.yaml

@@ -72,6 +72,8 @@ presubmits:
           value: "Standard_D8s_v3"
         - name: TEST_WINDOWS
           value: "false"
+        - name: MONITORING_MACHINE_COUNT
+          value: "1" # One monitoring machine for prometheus server
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"
@@ -172,6 +174,8 @@ presubmits:
           value: "Standard_D8s_v3"
         - name: TEST_WINDOWS
           value: "false"
+        - name: MONITORING_MACHINE_COUNT
+          value: "1" # One monitoring machine for prometheus server
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"
@@ -287,6 +291,8 @@ presubmits:
           value: "Standard_D2s_v3"
         - name: TEST_WINDOWS
           value: "false"
+        - name: MONITORING_MACHINE_COUNT
+          value: "1" # One monitoring machine for prometheus server
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"