Depending on the cloud provider, you have many options for monitoring full APM lifecycle that goes along with the capabilities of each provider. It is based on vendor trust, cost, and reliability. The level or granularity at which you need to monitor is also based on the APM dimensions mentioned in Chapter 16, Portlet and Portal Testing. Let's now look at some monitoring samples from three of the most prominent cloud service providers as follows:
IBM Cloud monitoring: A great article — Monitor services in the cloud goes into details of monitoring with Tivoli, which is available at http://www.ibm.com/developerworks/cloud/library/cl-monitorcloudservices/index.html.
Amazon monitoring with BMC: If your portal solution uses Amazon Cloud, it is being monitored by another great software maker, BMC. To learn more, go to http://www.bmc.com/videos/Amazon.html, where Amazon's CTO talks about BMC Cloud monitoring.
VMware Cloud monitoring: VMware vFabric Hyperic is a great option...