feat(config): configurabl system reserved cpu,memory,storage

!6

defaults/main.yml

@@ -21,6 +21,10 @@ kubernetes_etcd_snapshot_retention: 5
 kubernetes_type: k8s                                       # Mandatory, String. choice K8s | k3s
 
 
+kubelet_arg_system_reserved_cpu: 450m
+kubelet_arg_system_reserved_memory: 512Mi
+kubelet_arg_system_reserved_storage: 8Gi
+
 nfc_kubernetes:
   enable_firewall: true             # Optional, bool enable firewall rules from role 'nfc_firewall'
 

templates/k3s-config.yaml.j2

@@ -28,6 +28,8 @@ kube-apiserver-arg:
 {% if kubernetes_config.cluster.oidc.groups_prefix | default('') != '' %}  - oidc-groups-prefix={{ kubernetes_config.cluster.oidc.groups_prefix }}{% endif %}
 {% endif %}
 {% endif %}
+kubelet-arg:
+  - system-reserved=cpu={{ kubelet_arg_system_reserved_cpu }},memory={{ kubelet_arg_system_reserved_memory }},ephemeral-storage={{ kubelet_arg_system_reserved_storage }}
 {% if host_external_ip | default('') %} node-external-ip: "{{ host_external_ip }}"{% endif %}
 server: https://{{ hostvars[kubernetes_config.cluster.prime.name].ansible_host }}:6443
 {% if Kubernetes_Master | default(false) | bool -%}