add instances

examples/beeond/config.json

@@ -8,6 +8,7 @@
         "location": "<NOT-SET>",
         "resource_group": "<NOT-SET>",
         "vm_type": "Standard_HC44rs",
+        "compute_instances": 4,
         "vnet_resource_group": "variables.resource_group"
     },
     "vnet": {
@@ -40,7 +41,7 @@
         "compute": {
             "type": "vmss",
             "vm_type": "variables.vm_type",
-            "instances": 2,
+            "instances": "variables.compute_instances",
             "image": "variables.hpc_image",
             "subnet": "compute",
             "tags": [