Recent Oracle Update [May 29, 2019]: You can track the status of long-running operations in the Compute service (like Create Instance, Custom Image, Instance Pool, Updating & Deleting Instance Pool) using work requests.
To know more about this new Update, Check our blog https://k21academy.com/oci44 covering:
▪How to create a Compute Instance on Oracle Cloud (OCI).
▪Viewing the State of a Compute Work Request
▪Operations that Generate Work Requests
▪Different Types of Work Request States