Merge pull request #2390 from airqo-platform/app-engine-res

App Engine optimisation: Reducing idle instances for app engine

.github/workflows/deploy-frontend-pr-previews.yml

@@ -538,6 +538,12 @@ jobs:
           echo "service: website-pr-previews" >> app.yaml
           echo "includes:" >> app.yaml
           echo "  - .env.yaml" >> app.yaml
+          echo "automatic_scaling:" >> app.yaml
+          echo "  cool_down_period: 120s" >> app.yaml
+          echo "  min_num_instances: 1" >> app.yaml
+          echo "  max_num_instances: 3" >> app.yaml
+          echo "  cpu_utilization:" >> app.yaml
+          echo "    target_utilization: 0.8" >> app.yaml
           echo "runtime_config:" >> app.yaml
           echo "  operating_system: \"ubuntu22\"" >> app.yaml
           echo "  runtime_version: \"3.12\"" >> app.yaml
@@ -646,6 +652,12 @@ jobs:
           echo "service: website-pr-previews" >> app.yaml
           echo "includes:" >> app.yaml
           echo "  - .env.yaml" >> app.yaml
+          echo "automatic_scaling:" >> app.yaml
+          echo "  cool_down_period: 120s" >> app.yaml
+          echo "  min_num_instances: 1" >> app.yaml
+          echo "  max_num_instances: 3" >> app.yaml
+          echo "  cpu_utilization:" >> app.yaml
+          echo "    target_utilization: 0.8" >> app.yaml
           echo "runtime_config:" >> app.yaml
           echo "  operating_system: \"ubuntu22\"" >> app.yaml
           echo "  runtime_version: \"3.12\"" >> app.yaml

.github/workflows/deploy-frontends-to-production.yml

@@ -174,6 +174,12 @@ jobs:
           echo "service: default" >> app.yaml
           echo "includes:" >> app.yaml
           echo "  - .env.yaml" >> app.yaml
+          echo "automatic_scaling:" >> app.yaml
+          echo "  cool_down_period: 120s" >> app.yaml
+          echo "  min_num_instances: 1" >> app.yaml
+          echo "  max_num_instances: 10" >> app.yaml
+          echo "  cpu_utilization:" >> app.yaml
+          echo "    target_utilization: 0.8" >> app.yaml
           echo "runtime_config:" >> app.yaml
           echo "  operating_system: \"ubuntu22\"" >> app.yaml
           echo "  runtime_version: \"3.12\"" >> app.yaml
@@ -271,6 +277,12 @@ jobs:
           echo "service: default" >> app.yaml
           echo "includes:" >> app.yaml
           echo "  - .env.yaml" >> app.yaml
+          echo "automatic_scaling:" >> app.yaml
+          echo "  cool_down_period: 80s" >> app.yaml
+          echo "  min_num_instances: 1" >> app.yaml
+          echo "  max_num_instances: 10" >> app.yaml
+          echo "  cpu_utilization:" >> app.yaml
+          echo "    target_utilization: 0.8" >> app.yaml
           echo "runtime_config:" >> app.yaml
           echo "  operating_system: \"ubuntu22\"" >> app.yaml
           echo "  runtime_version: \"3.12\"" >> app.yaml

.github/workflows/deploy-frontends-to-staging.yml

@@ -229,6 +229,12 @@ jobs:
           echo "service: staging" >> app.yaml
           echo "includes:" >> app.yaml
           echo "  - .env.yaml" >> app.yaml
+          echo "automatic_scaling:" >> app.yaml
+          echo "  cool_down_period: 120s" >> app.yaml
+          echo "  min_num_instances: 1" >> app.yaml
+          echo "  max_num_instances: 5" >> app.yaml
+          echo "  cpu_utilization:" >> app.yaml
+          echo "    target_utilization: 0.8" >> app.yaml
           echo "========== Creating .env.yaml file =========="  
           echo "env_variables:" > .env.yaml
           echo "runtime_config:" >> app.yaml
@@ -323,6 +329,12 @@ jobs:
           echo "service: staging" >> app.yaml
           echo "includes:" >> app.yaml
           echo "  - .env.yaml" >> app.yaml
+          echo "automatic_scaling:" >> app.yaml
+          echo "  cool_down_period: 120s" >> app.yaml
+          echo "  min_num_instances: 1" >> app.yaml
+          echo "  max_num_instances: 5" >> app.yaml
+          echo "  cpu_utilization:" >> app.yaml
+          echo "    target_utilization: 0.8" >> app.yaml
           echo "========== Creating .env.yaml file =========="  
           echo "env_variables:" > .env.yaml
           echo "runtime_config:" >> app.yaml