Performamce Tuning

Antipattern	Description
Busy Database	Offloading too much processing to a data store.
Busy Front End	Moving resource-intensive tasks onto background threads.
Chatty I/O	Continually sending many small network requests.
Extraneous Fetching	Retrieving more data than is needed, resulting in unnecessary I/O.
Improper Instantiation	Repeatedly creating and destroying objects that are designed to be shared and reused.
Monolithic Persistence	Using the same data store for data with very different usage patterns.
No Caching	Failing to cache data.
Noisy Neighbor	A single tenant uses a disproportionate amount of the resources.
Retry Storm	Retrying failed requests to a server too often.
Synchronous I/O	Blocking the calling thread while I/O completes.