https://learn.unity.com/tutorial/diagnosing-performance-problems
Diagnosing performance problems using the Profiler window
Introduction
Different problems requrie very different solutions
Before we begin
A brief introduction to performance in games
Recording profiling data
Analyzing profiling data
The CPU usage profiler
The Hierarchy view
The Timeline view
Other profilers
Determining the cause of performance problems
Rule out VSync
Rendering profiling
Garbage Collection profiling
Physics profiling
Solving physics problems
Slow scripts
Solving slow script problems
Other causes of performance problems
Diagnosing Performance Problems 学习
原文：https://www.cnblogs.com/revoid/p/12770946.html