Recommendations
As mentioned at the beginning of the chapter, alerts are comprised of Symptoms, Recommendations, and Actions. Recommendations are a list of recommendations, of things you should carry out when an alert is triggered.
For example, if a virtual machine experiences high read or write latency, there are a number of things you can do to resolve the problem:
- Use Storage I/O Controls (SIOC) to govern I/O to the data store
- Add more IOPS to the underlying physical storage
- Perform a vSphere Storage vMotion to move the virtual machine's VMDK to a data store with more I/O capacity
What I have just listed are recommendations, and this is exactly what is meant by vRealize Operations Recommendations.
If you navigate to Content | Recommendations, you will see the list of Recommendations available out of the box:
The recommendation itself can be as simple as Add more hosts to cluster. Alternatively, it could be an extremely detailed and verbose description of a series of actions you need to...