Today's world of cloud computing is complex. There are many cloud providers, each with their own set of services. Getting insights out of your infrastructure requires specialized understanding of the data from each service.
Cloud Service Diversity
Properties in different services may have different names but the same meaning, or vice versa. To interpret properties, we need to ensure that values have a defined unit of measurement and one base unit. You can see the challenge if you imagine the many ways you can specify the size of a volume, the number of CPU cores, or even timestamps.