add logging in pkg/providers/instance/vminstance.go to log result after doing createNetworkInterface and createVirtualMachine in beginLaunchInstance function

Author: saewoni

pkg/providers/instance/vminstance.go

@@ -744,6 +744,11 @@ func (p *DefaultVMProvider) beginLaunchInstance(
 		return nil, err
 	}
 
+	log.FromContext(ctx).Info("created network interface",
+		"nicName", resourceName,
+		"nicReference", nicReference,
+		"error", err)
+
 	result, err := p.createVirtualMachine(ctx, &createVMOptions{
 		VMName:              resourceName,
 		NicReference:        nicReference,
@@ -761,6 +766,13 @@ func (p *DefaultVMProvider) beginLaunchInstance(
 		DiskEncryptionSetID: p.diskEncryptionSetID,
 		NodePoolName:        nodeClaim.Labels[karpv1.NodePoolLabelKey],
 	})
+
+	log.FromContext(ctx).Info("virtual machine creation result",
+		"vmName", resourceName,
+		"hasPoller", result.Poller != nil,
+		"vmID", lo.FromPtr(result.VM.ID),
+		"error", err)
+
 	if err != nil {
 		sku, skuErr := p.instanceTypeProvider.Get(ctx, nodeClass, instanceType.Name)
 		if skuErr != nil {