Merge pull request kubernetes#35223 from jackfrancis/dra-azure-comments

dra: add clarifying comments about azure + prom config

Author: k8s-ci-robot

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

@@ -72,8 +72,8 @@ periodics:
           value: "Standard_D8s_v3"
         - name: TEST_WINDOWS
           value: "false"
-        - name: MONITORING_MACHINE_COUNT
-          value: "1" # One monitoring machine for prometheus server
+        - name: MONITORING_MACHINE_COUNT # This is the number of dedicated nodes for prometheus server
+          value: "1" # We use the same VM size as control plane nodes, see CONTROL_PLANE_MACHINE_TYPE
         - 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
@@ -194,8 +194,8 @@ periodics:
               value: "Standard_D8s_v3"
             - name: TEST_WINDOWS
               value: "false"
-            - name: MONITORING_MACHINE_COUNT
-              value: "1" # One monitoring machine for prometheus server
+            - name: MONITORING_MACHINE_COUNT # This is the number of dedicated nodes for prometheus server
+              value: "1" # We use the same VM size as control plane nodes, see CONTROL_PLANE_MACHINE_TYPE
             - 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

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

@@ -72,8 +72,8 @@ presubmits:
           value: "Standard_D8s_v3"
         - name: TEST_WINDOWS
           value: "false"
-        - name: MONITORING_MACHINE_COUNT
-          value: "1" # One monitoring machine for prometheus server
+        - name: MONITORING_MACHINE_COUNT # This is the number of dedicated nodes for prometheus server
+          value: "1" # We use the same VM size as control plane nodes, see CONTROL_PLANE_MACHINE_TYPE
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"
@@ -174,8 +174,8 @@ presubmits:
           value: "Standard_D8s_v3"
         - name: TEST_WINDOWS
           value: "false"
-        - name: MONITORING_MACHINE_COUNT
-          value: "1" # One monitoring machine for prometheus server
+        - name: MONITORING_MACHINE_COUNT # This is the number of dedicated nodes for prometheus server
+          value: "1" # We use the same VM size as control plane nodes, see CONTROL_PLANE_MACHINE_TYPE
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"
@@ -291,8 +291,8 @@ presubmits:
           value: "Standard_D2s_v3"
         - name: TEST_WINDOWS
           value: "false"
-        - name: MONITORING_MACHINE_COUNT
-          value: "1" # One monitoring machine for prometheus server
+        - name: MONITORING_MACHINE_COUNT # This is the number of dedicated nodes for prometheus server
+          value: "1" # We use the same VM size as control plane nodes, see CONTROL_PLANE_MACHINE_TYPE
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"