The os_signpost API was introduced in 2018 as a tool to work in Instruments.app to analyze and fix the performance of an application
Profiling an application with os_signposts periodically will allow us to catch performance regressions
Instruments.app with os_signpost gives the developer a visual and intricate picture of what is happening in the application during performance critical segments of the app
アプリケーションのパフォーマンスを向上させるには、次のことが必要です