Add overcommitment for CPU in Packet CI playbook (#4597)

tests/cloud_playbooks/roles/packet-ci/defaults/main.yml

@@ -6,6 +6,11 @@ vm_cpu_sockets: 1
 vm_cpu_threads: 2
 vm_memory: 4096Mi
 
+# Request/Limit allocation settings
+
+cpu_allocation_ratio: 0.5
+memory_allocation_ratio: 1
+
 # Default path for inventory
 inventory_path: "/tmp/{{ test_name }}/inventory"
 

tests/cloud_playbooks/roles/packet-ci/templates/vm.yml.j2

@@ -34,6 +34,9 @@ spec:
             threads: {{ vm_cpu_cores }}
         resources:
           requests:
+            memory: {{ vm_memory * memory_allocation_ratio }}
+            cpu: {{ vm_cpu_cores * cpu_allocation_ratio }}
+          limits:
             memory: {{ vm_memory }}
             cpu: {{ vm_cpu_cores }}
       networks: