Control plane, Assign Priority class to pods (#777)

Add system-node-critical to nmstate-handler, since this pod should run on each node, Add system-cluster-critical to nmstate-webhook and to nmstate-cert-manager pods, since those pods aren't bound to a specific node, yet those are important control plane pods. This will make the control plane less sensitive to preemption than user workloads. Signed-off-by: Or Shoval <[email protected]>
nmstate · Jun 17, 2021 · ffef75b · ffef75b
1 parent 29432b9
commit ffef75b
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/deploy/handler/operator.yaml b/deploy/handler/operator.yaml
@@ -28,6 +28,7 @@ spec:
       nodeSelector: {{ toYaml .WebhookNodeSelector | nindent 8 }}
       tolerations: {{ toYaml .WebhookTolerations | nindent 8 }}
       affinity: {{ toYaml .WebhookAffinity | nindent 8 }}
+      priorityClassName: system-cluster-critical
       containers:
         - name: nmstate-webhook
           args:
@@ -107,6 +108,7 @@ spec:
       nodeSelector: {{ toYaml .WebhookNodeSelector | nindent 8 }}
       tolerations: {{ toYaml .WebhookTolerations | nindent 8 }}
       affinity: {{ toYaml .WebhookAffinity | nindent 8 }}
+      priorityClassName: system-cluster-critical
       containers:
         - name: nmstate-cert-manager
           args:
@@ -192,6 +194,7 @@ spec:
       nodeSelector: {{ toYaml .HandlerNodeSelector | nindent 8 }}
       tolerations: {{ toYaml .HandlerTolerations | nindent 8 }}
       affinity: {{ toYaml .HandlerAffinity | nindent 8 }}
+      priorityClassName: system-node-critical
       containers:
         - name: nmstate-handler
           args: