Performance Tuning性能调优

术语

1. Stack Trace: 堆栈跟踪
2. voluntary context switches: One thread explicitly yields the CPU to another, because it requires a resource that is unavailable
3. non-voluntary context switches: takes place when a thread executes for the duration of its time slice or when the system identifies a higher-priority thread to run."
4. WebApp压力测试工具：JMeter和JavaMelody
5. Btrace

References

1. Jvm调优
2. 性能调优指南--计算机系统Java应用程序V0.1（上）
3. Java应用程序性能调优指南（下）
4. 另一份Java应用调优指南之－工具篇
5. 20 Tips for Using Tomcat in Production