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- Use - Core action in a use case from the user's view
- User Operation - Users view of a logical, single operation
- Repository Operation - Repositories view of a logical, single operation
- Performance - The number of units of work that are accomplished during an operation
- Interleaving Concurrency - The number and kinds of operations being performed at the same nominal time (as opposed to a single repetition of an operation)
- Unit of Work - A metric to be defined appropriate to the Fedora Repository.
- There may be more than one metric
- Working definitions:
- The amount in bytes of content and metadata for an operation, or per unit of time
- The number of operations per unit of time
- The time between when an operation is started and when it is completed
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Simple access (a.k.a simple read or download) is the download of content and metadata (a.k.a representation of a resource) as a single user operation and one or a small number of repository operations. It usually RESTful, and usually contained a single request. Simple Access must not require any interleaved writes concurrent writes to accomplish the single user operation. The content and metadata stays fixed from the beginning to the end of the access.
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