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Title: GitHub - feistel/JavaGuide: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ · GitHub

Open Graph Title: GitHub - feistel/JavaGuide: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！

X Title: GitHub - feistel/JavaGuide: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！

Description: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - feistel/JavaGuide

Open Graph Description: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - feistel/JavaGuide

X Description: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - feistel/JavaGuide

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	https://www.yuque.com/docs/share/8a30ffb5-83f3-40f9-baf9-38de68b906dc
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	https://github.com/feistel/JavaGuide#项目相关
项目介绍	https://github.com/feistel/JavaGuide/blob/main/docs/javaguide/intro.md
贡献指南	https://github.com/feistel/JavaGuide/blob/main/docs/javaguide/contribution-guideline.md
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项目代办	https://github.com/feistel/JavaGuide/blob/main/docs/javaguide/todo.md
	https://github.com/feistel/JavaGuide#java
	https://github.com/feistel/JavaGuide#基础
Java 基础常见知识点&面试题总结(上)	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/java-basic-questions-01.md
Java 基础常见知识点&面试题总结(中)	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/java-basic-questions-02.md
Java 基础常见知识点&面试题总结(下)	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/java-basic-questions-03.md
为什么 Java 中只有值传递？	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/why-there-only-value-passing-in-java.md
Java 序列化详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/serialization.md
泛型&通配符详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/generics-and-wildcards.md
Java 反射机制详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/reflection.md
Java 代理模式详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/proxy.md
BigDecimal 详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/bigdecimal.md
Java 魔法类 Unsafe 详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/unsafe.md
Java SPI 机制详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/spi.md
Java 语法糖详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/basis/syntactic-sugar.md
	https://github.com/feistel/JavaGuide#集合
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Java 集合常见知识点&面试题总结(下)	https://github.com/feistel/JavaGuide/blob/main/docs/java/collection/java-collection-questions-02.md
Java 容器使用注意事项总结	https://github.com/feistel/JavaGuide/blob/main/docs/java/collection/java-collection-precautions-for-use.md
ArrayList 源码+扩容机制分析	https://github.com/feistel/JavaGuide/blob/main/docs/java/collection/arraylist-source-code.md
HashMap(JDK1.8)源码+底层数据结构分析	https://github.com/feistel/JavaGuide/blob/main/docs/java/collection/hashmap-source-code.md
ConcurrentHashMap 源码+底层数据结构分析	https://github.com/feistel/JavaGuide/blob/main/docs/java/collection/concurrent-hash-map-source-code.md
	https://github.com/feistel/JavaGuide#io
IO 基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/java/io/io-basis.md
IO 设计模式总结	https://github.com/feistel/JavaGuide/blob/main/docs/java/io/io-design-patterns.md
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Java 并发常见知识点&面试题总结（上）	https://github.com/feistel/JavaGuide/blob/main/docs/java/concurrent/java-concurrent-questions-01.md
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JMM（Java 内存模型）详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/concurrent/jmm.md
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Java 并发容器总结	https://github.com/feistel/JavaGuide/blob/main/docs/java/concurrent/java-concurrent-collections.md
Atomic 原子类总结	https://github.com/feistel/JavaGuide/blob/main/docs/java/concurrent/atomic-classes.md
AQS 详解	https://github.com/feistel/JavaGuide/blob/main/docs/java/concurrent/aqs.md
CompletableFuture入门	https://github.com/feistel/JavaGuide/blob/main/docs/java/concurrent/completablefuture-intro.md
	https://github.com/feistel/JavaGuide#jvm-必看-1
JVM 虚拟机规范-Java8	https://docs.oracle.com/javase/specs/jvms/se8/html/index.html
《深入理解Java虚拟机（第3版）》	https://book.douban.com/subject/34907497/
Java 内存区域	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/memory-area.md
JVM 垃圾回收	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/jvm-garbage-collection.md
类文件结构	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/class-file-structure.md
类加载过程	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/class-loading-process.md
类加载器	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/classloader.md
【待完成】最重要的 JVM 参数总结（翻译完善了一半）	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/jvm-parameters-intro.md
【加餐】大白话带你认识 JVM	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/jvm-intro.md
JDK 监控和故障处理工具	https://github.com/feistel/JavaGuide/blob/main/docs/java/jvm/jdk-monitoring-and-troubleshooting-tools.md
	https://github.com/feistel/JavaGuide#新特性
Java 8 新特性总结（翻译）	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java8-tutorial-translate.md
Java8常用新特性总结	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java8-common-new-features.md
Java 9 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java9.md
Java 10 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java10.md
Java 11 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java11.md
Java 12~13 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java12-13.md
Java 14 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java14.md
Java 15 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java15.md
Java 16 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java16.md
Java 17 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java17.md
Java 18 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java18.md
Java 19 新特性概览	https://github.com/feistel/JavaGuide/blob/main/docs/java/new-features/java19.md
	https://github.com/feistel/JavaGuide#计算机基础
	https://github.com/feistel/JavaGuide#操作系统
操作系统常见问题总结！	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/operating-system/operating-system-basic-questions-01.md
后端程序员必备的 Linux 基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/operating-system/linux-intro.md
Shell 编程基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/operating-system/shell-intro.md
	https://github.com/feistel/JavaGuide#网络
计算机网络常见知识点&面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/other-network-questions.md
谢希仁老师的《计算机网络》内容总结（补充）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/computer-network-xiexiren-summary.md
OSI 和 TCP/IP 网络分层模型详解（基础）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/osi&tcp-ip-model.md
应用层常见协议总结（应用层）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/application-layer-protocol.md
HTTP vs HTTPS（应用层）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/http&https.md
HTTP 1.0 vs HTTP 1.1（应用层）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/http1.0&http1.1.md
HTTP 常见状态码（应用层）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/http-status-codes.md
TCP 三次握手和四次挥手（传输层）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/tcp-connection-and-disconnection.md
TCP 传输可靠性保障（传输层）	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/tcp-reliability-guarantee.md
ARP 协议详解(网络层)	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/network/arp.md
	https://github.com/feistel/JavaGuide#数据结构
线性数据结构 :数组、链表、栈、队列	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/data-structure/linear-data-structure.md
图	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/data-structure/graph.md
堆	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/data-structure/heap.md
树	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/data-structure/tree.md
红黑树	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/data-structure/red-black-tree.md
布隆过滤器	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/data-structure/bloom-filter.md
	https://github.com/feistel/JavaGuide#算法
算法学习书籍+资源推荐	https://www.zhihu.com/question/323359308/answer/1545320858
如何刷Leetcode?	https://www.zhihu.com/question/31092580/answer/1534887374
几道常见的字符串算法题总结	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/algorithms/string-algorithm-problems.md
几道常见的链表算法题总结	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/algorithms/linkedlist-algorithm-problems.md
剑指 offer 部分编程题	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/algorithms/the-sword-refers-to-offer.md
十大经典排序算法	https://github.com/feistel/JavaGuide/blob/main/docs/cs-basics/algorithms/10-classical-sorting-algorithms.md
GeeksforGeeks	https://www.geeksforgeeks.org/fundamentals-of-algorithms/
	https://github.com/feistel/JavaGuide#数据库
	https://github.com/feistel/JavaGuide#基础-1
数据库基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/database/basis.md
NoSQL 基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/database/nosql.md
字符集详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/character-set.md
	https://github.com/feistel/JavaGuide#mysql
MySQL 常见知识点&面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/mysql-questions-01.md
MySQL 高性能优化规范建议总结	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/mysql-high-performance-optimization-specification-recommendations.md
MySQL索引详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/mysql-index.md
MySQL事务隔离级别图文详解)	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/transaction-isolation-level.md
MySQL三大日志(binlog、redo log和undo log)详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/mysql-logs.md
InnoDB 存储引擎对 MVCC 的实现	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/innodb-implementation-of-mvcc.md
SQL 语句在 MySQL 中的执行过程	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/how-sql-executed-in-mysql.md
MySQL执行计划分析	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/mysql-query-execution-plan.md
MySQL 时间类型数据存储建议	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/some-thoughts-on-database-storage-time.md
MySQL 隐式转换造成索引失效	https://github.com/feistel/JavaGuide/blob/main/docs/database/mysql/index-invalidation-caused-by-implicit-conversion.md
	https://github.com/feistel/JavaGuide#redis
Redis 常见知识点&面试题总结(上)	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/redis-questions-01.md
Redis 常见知识点&面试题总结(下)	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/redis-questions-02.md
3种常用的缓存读写策略详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/3-commonly-used-cache-read-and-write-strategies.md
Redis 5 种基本数据结构详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/redis-data-structures-01.md
Redis 3 种特殊数据结构详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/redis-data-structures-02.md
Redis 内存碎片详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/redis-memory-fragmentation.md
Redis 集群详解	https://github.com/feistel/JavaGuide/blob/main/docs/database/redis/redis-cluster.md
	https://github.com/feistel/JavaGuide#mongodb
MongoDB 常见知识点&面试题总结(上)	https://github.com/feistel/JavaGuide/blob/main/docs/database/mongodb/mongodb-questions-01.md
MongoDB 常见知识点&面试题总结(下)	https://github.com/feistel/JavaGuide/blob/main/docs/database/mongodb/mongodb-questions-02.md
	https://github.com/feistel/JavaGuide#搜索引擎
	https://camo.githubusercontent.com/f189f8507ae39901dab361f33939239b7e8e9e9e68918b5ea4daf790069a278d/68747470733a2f2f67756964652d626c6f672d696d616765732e6f73732d636e2d7368656e7a68656e2e616c6979756e63732e636f6d2f6769746875622f6a61766167756964652f676f6e677a686f6e6768616f7875616e636875616e2e706e67
	https://github.com/feistel/JavaGuide#开发工具
	https://github.com/feistel/JavaGuide#maven
Maven 核心概念总结	https://github.com/feistel/JavaGuide/blob/main/docs/tools/maven/maven-core-concepts.md
	https://github.com/feistel/JavaGuide#docker
Docker 核心概念总结	https://github.com/feistel/JavaGuide/blob/main/docs/tools/docker/docker-intro.md
Docker 实战	https://github.com/feistel/JavaGuide/blob/main/docs/tools/docker/docker-in-action.md
	https://github.com/feistel/JavaGuide#git
Git 核心概念总结	https://github.com/feistel/JavaGuide/blob/main/docs/tools/git/git-intro.md
Github 实用小技巧总结	https://github.com/feistel/JavaGuide/blob/main/docs/tools/git/github-tips.md
	https://github.com/feistel/JavaGuide#系统设计
系统设计常见面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/system-design-questions.md
设计模式常见面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/design-pattern.md
	https://github.com/feistel/JavaGuide#基础-2
RestFul API 简明教程	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/basis/RESTfulAPI.md
软件工程简明教程简明教程	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/basis/software-engineering.md
代码命名指南	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/basis/naming.md
代码重构指南	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/basis/refactoring.md
单元测试指南	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/basis/unit-test.md
	https://github.com/feistel/JavaGuide#常用框架
	https://github.com/feistel/JavaGuide#springspringboot-必看-1
Spring 常见知识点&面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/spring/spring-knowledge-and-questions-summary.md
SpringBoot 常见知识点&面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/spring/springboot-knowledge-and-questions-summary.md
Spring/Spring Boot 常用注解总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/spring/spring-common-annotations.md
SpringBoot 入门指南	https://github.com/Snailclimb/springboot-guide
Spring 事务详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/spring/spring-transaction.md
Spring 中的设计模式详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/spring/spring-design-patterns-summary.md
SpringBoot 自动装配原理详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/spring/spring-boot-auto-assembly-principles.md
	https://github.com/feistel/JavaGuide#mybatis
MyBatis 常见面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/framework/mybatis/mybatis-interview.md
	https://github.com/feistel/JavaGuide#安全
	https://github.com/feistel/JavaGuide#认证授权
认证授权基础概念详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/security/basis-of-authority-certification.md
JWT 基础概念详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/security/jwt-intro.md
JWT 优缺点分析以及常见问题解决方案	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/security/advantages&disadvantages-of-jwt.md
SSO 单点登录详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/security/sso-intro.md
权限系统设计详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/security/design-of-authority-system.md
	https://github.com/feistel/JavaGuide#数据脱敏
	https://github.com/feistel/JavaGuide#敏感词过滤
敏感词过滤方案总结	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/security/sentive-words-filter.md
	https://github.com/feistel/JavaGuide#定时任务
Java 定时任务详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/schedule-task.md
	https://github.com/feistel/JavaGuide#web-实时消息推送
Web 实时消息推送详解	https://github.com/feistel/JavaGuide/blob/main/docs/system-design/web-real-time-message-push.md
	https://github.com/feistel/JavaGuide#分布式
	https://github.com/feistel/JavaGuide#理论算法协议
CAP 理论和 BASE 理论解读	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/theorem&algorithm&protocol/cap&base-theorem.md
Paxos 算法解读	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/theorem&algorithm&protocol/paxos-algorithm.md
Raft 算法解读	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/theorem&algorithm&protocol/raft-algorithm.md
	https://github.com/feistel/JavaGuide#api-网关
API 网关详解	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/api-gateway.md
	https://github.com/feistel/JavaGuide#分布式-id
分布式 ID 详解	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-id.md
	https://github.com/feistel/JavaGuide#分布式锁
分布式锁详解	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-lock.md
	https://github.com/feistel/JavaGuide#分布式事务
分布式事务详解	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-transaction.md
	https://github.com/feistel/JavaGuide#分布式配置中心
分布式配置中心详解	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-configuration-center.md
	https://github.com/feistel/JavaGuide#rpc
RPC 基础常见知识点&面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/rpc/rpc-intro.md
Dubbo 常见知识点&面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/rpc/dubbo.md
	https://github.com/feistel/JavaGuide#zookeeper
ZooKeeper 相关概念总结(入门)	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-process-coordination/zookeeper/zookeeper-intro.md
ZooKeeper 相关概念总结(进阶)	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-process-coordination/zookeeper/zookeeper-plus.md
ZooKeeper 实战	https://github.com/feistel/JavaGuide/blob/main/docs/distributed-system/distributed-process-coordination/zookeeper/zookeeper-in-action.md
	https://github.com/feistel/JavaGuide#高性能
	https://github.com/feistel/JavaGuide#数据库读写分离分库分表
数据库读写分离&分库分表详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/read-and-write-separation-and-library-subtable.md
	https://github.com/feistel/JavaGuide#负载均衡
负载均衡详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/load-balancing.md
	https://github.com/feistel/JavaGuide#sql-优化
常见 SQL 优化手段总结	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/sql-optimization.md
	https://github.com/feistel/JavaGuide#cdn
CDN（内容分发网络）详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/cdn.md
	https://github.com/feistel/JavaGuide#消息队列
消息队列常见问题总结	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/message-queue/message-queue.md
RabbitMQ 基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/message-queue/rabbitmq-intro.md
RabbitMQ 常见面试题	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/message-queue/rabbitmq-questions.md
RocketMQ 基础知识总结	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/message-queue/rocketmq-intro.md
RocketMQ 常见面试题总结	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/message-queue/rocketmq-questions.md
Kafka 常见问题总结	https://github.com/feistel/JavaGuide/blob/main/docs/high-performance/message-queue/kafka-questions-01.md
	https://github.com/feistel/JavaGuide#高可用
高可用系统设计指南	https://github.com/feistel/JavaGuide/blob/main/docs/high-availability/high-availability-system-design.md
	https://github.com/feistel/JavaGuide#冗余设计
冗余设计详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-availability/redundancy.md
	https://github.com/feistel/JavaGuide#限流
服务限流详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-availability/limit-request.md
	https://github.com/feistel/JavaGuide#降级熔断
降级&熔断详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-availability/fallback&circuit-breaker.md
	https://github.com/feistel/JavaGuide#超时重试
超时&重试详解	https://github.com/feistel/JavaGuide/blob/main/docs/high-availability/timeout-and-retry.md
	https://github.com/feistel/JavaGuide#集群
	https://github.com/feistel/JavaGuide#灾备设计和异地多活
	https://github.com/feistel/JavaGuide#star-趋势
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