Java性能优化实战技术文章大纲
性能优化基础
- Java性能优化的核心目标与原则
- 常见性能瓶颈分析：CPU、内存、I/O、网络
- 性能指标与监控工具：JMX、JConsole、VisualVM
JVM调优实战
- 内存模型与垃圾回收机制
- 堆内存与栈内存优化策略
- 垃圾回收器选择与参数调优
- 常见内存泄漏场景与排查方法
代码级优化技巧
- 集合类性能优化：ArrayList vs LinkedList
- 字符串处理优化：StringBuilder应用场景
- 循环与递归的性能取舍
- 对象创建与缓存策略
并发编程优化
- 线程池配置与使用最佳实践
- 锁优化：synchronized与Lock对比
- 无锁编程与CAS应用
- 并发容器选择与性能对比
I/O与网络优化
- NIO与传统I/O性能对比
- 文件读写缓冲区优化
- 网络通信中的序列化优化
- 数据库连接池配置策略
框架与中间件优化
- Spring框架性能调优
- ORM框架查询优化
- 缓存技术应用：Redis本地缓存
- 消息队列性能调优
性能测试与监控
- JMH微基准测试框架使用
- 全链路压测实施方法
- 生产环境性能监控体系
- 性能问题诊断流程与工具链
实战案例分析
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