The documentation portal is undergoing maintenance. During this period, you can't create any new user credentials. If you do, you'll need to recreate the user credential after the maintenance period ends.
Effective in version 10.4.0, you can run a workflow to create an ephemeral cluster that runs mapping and other tasks on a cloud platform cluster.
To resume data process from the point in which a cluster is deleted, you can run streaming mappings on ephemeral cluster by specifying an external storage and a checkpoint directory.