java code coverage tools and pro

25 code coverage tools:
https://stackify.com/code-coverage-tools/?utm_referrer=https://www.google.com/

JaCoCo：分析单元测试覆盖率的利器：
https://www.ibm.com/developerworks/cn/java/j-lo-jacoco/

常用Java profiling工具的分析与比较：
https://blog.csdn.net/tanga842428/article/details/52403651

List of Java Profilers: 3 Different Types and Why You Need All of Them:
https://stackify.com/java-profilers-3-types/

Intel PT Micro Tutorial