%% date:: [[2022-08-12]], [[2022-12-21]] parents:: [[Performance]] %% # [[Measuring application performance]] The most common application [[Performance]] metric is page response time, but there are other considerations to be made here, such as throughput (requests per minute) and the number of concurrent sessions that need to be supported. Things like the total size of the resources on the page, whether or not a CDN is being used, and what to cache are also worth discussing. [[Server metrics]] [[User concurrency is an ambiguous measure of throughput]] The most common performance metric is page response time, but there are other considerations to be made here, such as throughput (requests per minute) and the number of concurrent sessions that need to be supported. Things like the total size of the resources on the page, whether or not a CDN is being used, and what to cache are also worth discussing. ## [[The Coordinated Omission Problem]]