cloud output: update docs

README.md

@@ -158,7 +158,9 @@ Defines options for the starter pod. This includes:
 
 #### k6 Cloud output
 
-k6 supports [output to its Cloud](https://k6.io/docs/results-visualization/cloud) with `k6 run --out cloud script.js` command. To use this option in k6-operator, set the argument in yaml:
+k6 supports [output to its Cloud](https://k6.io/docs/results-visualization/cloud) with `k6 run --out cloud script.js` command. This feature is available in k6-operator as well for subscribed users. Note that it supports only `parallelism: 20` or less.
+
+To use this option in k6-operator, set the argument in yaml:
 
 ```yaml
 ...

controllers/k6_controller.go

@@ -63,6 +63,8 @@ func (r *K6Reconciler) Reconcile(req ctrl.Request) (ctrl.Result, error) {
 		return InitializeJobs(ctx, log, k6, r)
 	case "initialization":
 		// here we're just waiting until initialize is done
+		// Note: it is present as a separate stage to ensure there's only one
+		// initialization job at a time
 		return ctrl.Result{}, nil
 	case "initialized":
 		return CreateJobs(ctx, log, k6, r)

controllers/k6_initialize.go

@@ -156,7 +156,7 @@ func InitializeJobs(ctx context.Context, log logr.Logger, k6 *v1alpha1.K6, r *K6
 			var inspectOutput cloud.InspectOutput
 
 			if err := json.Unmarshal(buf.Bytes(), &inspectOutput); err != nil {
-				// this shouldn't normally happen to if it does, let's log output by default
+				// this shouldn't normally happen but if it does, let's log output by default
 				log.Error(err, fmt.Sprintf("unable to marshal: `%s`", buf.String()))
 				return true, err
 			}