Temporarily reduce VMSS scaling for troubleshooting

Disabled autoscaler workflow triggers and set VMSS scaling to 1 instance in ci.yml for troubleshooting. Increased max_instances in variables.tfvars to 5 to allow for future scaling adjustments.

Author: potatoqualitee

.github/workflows/autoscaler.yml

@@ -1,14 +1,14 @@
 name: VMSS Autoscaler
 
 on:
-  schedule:
-    # Every 2 minutes - fast response, low cost
-    - cron: '*/2 * * * *'
+  # DISABLED FOR TROUBLESHOOTING - ci.yml handles scaling manually
+  # schedule:
+  #   # Every 2 minutes - fast response, low cost
+  #   - cron: '*/2 * * * *'
   workflow_dispatch:
-  # Trigger on workflow run events for faster scaling
-  workflow_run:
-    workflows: ["CI Tests"]
-    types: [requested, completed]
+  # workflow_run:
+  #   workflows: ["CI Tests"]
+  #   types: [requested, completed]
 
 permissions:
   actions: read

.github/workflows/ci.yml

@@ -36,21 +36,21 @@ concurrency:
 
 jobs:
   scale-up:
-    name: Scale VMSS to 5 instances
+    name: Scale VMSS to 1 instance
     runs-on: ubuntu-latest
     steps:
       - name: Azure Login
         uses: azure/login@v1
         with:
           creds: ${{ secrets.VMSS_AZURE_CREDENTIALS }}
 
-      - name: Scale VMSS to 5 instances
+      - name: Scale VMSS to 1 instance
         run: |
-          echo "Scaling VMSS to 5 instances (quota limit: 20 cores)..."
+          echo "Scaling VMSS to 1 instance (troubleshooting mode)..."
           az vmss scale \
             --name dbatools-runner-vmss \
             --resource-group dbatools-ci-runners \
-            --new-capacity 5
+            --new-capacity 1
 
       - name: Wait for instances to provision
         run: |
@@ -70,7 +70,7 @@ jobs:
 
     strategy:
       fail-fast: false
-      max-parallel: 5  # Maximum 5 concurrent runners (quota limited)
+      max-parallel: 1  # Troubleshooting with 1 runner
 
       matrix:
         include:

gh-runners/variables.tfvars

@@ -5,7 +5,7 @@ image_resource_group = "dbatools-ci-images"
 image_name           = "dbatools-golden-image"
 keyvault_name        = "dbatoolsci-runners"
 min_instances        = 0
-max_instances        = 3
+max_instances        = 5
 github_organization  = "dataplat"
 github_repository    = "dbatools"
 vm_sku               = "Standard_B4ms"