docs(srv): update

Author: SamyOubouaziz

pages/serverless-containers/reference-content/containers-autoscaling.mdx

@@ -32,7 +32,9 @@ Customizing the minimum scale for Serverless can help ensure that an instance re
 
 ### Maximum scale (max-scale)
 
-This parameter sets the maximum number of instances of your resource. You should adjust it based on your resource's traffic spikes, keeping in mind that you may wish to limit the max scale to manage costs effectively.
+This parameter sets the maximum number of instances of your resource. You should adjust it based on your resource's traffic spikes, keeping in mind that you may wish to limit the max scale to manage costs effectively.``
+
+When the maximum scale is reached, new requests are queued for processing. When the queue is full, the resource returns `503` errors for requests received beyond this point.
 
 ### Autoscaler behavior
 

pages/serverless-functions/reference-content/functions-autoscaling.mdx

@@ -34,6 +34,8 @@ Customizing the minimum scale for Serverless can help ensure that an instance re
 
 This parameter sets the maximum number of instances of your resource. You should adjust it based on your resource's traffic spikes, keeping in mind that you may wish to limit the max scale to manage costs effectively.
 
+When the maximum scale is reached, new requests are queued for processing. When the queue is full, the resource returns `503` errors for requests received beyond this point.
+
 ### Autoscaler behavior
 
 The autoscaler decides to start new instances when: