- 高并发架构 - [消息队列](./docs/high-concurrency/mq-interview.md) - [为什么使用消息队列?](./docs/high-concurrency/why-mq.md) - [如何保证消息队列的高可用?](./docs/high-concurrency/how-to-ensure-high-availability-of-message-queues.md) - [如何保证消息不被重复消费?](./docs/high-concurrency/how-to-ensure-that-messages-are-not-repeatedly-consumed.md) - [如何保证消息的可靠性传输?](./docs/high-concurrency/how-to-ensure-the-reliable-transmission-of-messages.md) - [如何保证消息的顺序性?](./docs/high-concurrency/how-to-ensure-the-order-of-messages.md) - [如何解决消息队列的延时以及过期失效问题?](./docs/high-concurrency/mq-time-delay-and-expired-failure.md) - [如何设计一个消息队列?](./docs/high-concurrency/mq-design.md) - [搜索引擎](./docs/high-concurrency/es-introduction.md) - [ES 的分布式架构原理是什么?](./docs/high-concurrency/es-architecture.md) - [ES 写入数据的工作原理是什么?](./docs/high-concurrency/es-write-query-search.md) - [ES 在数十亿级别数量下如何提高查询效率?](./docs/high-concurrency/es-optimizing-query-performance.md) - [ES 生产集群的部署架构是什么?](./docs/high-concurrency/es-production-cluster.md) - 缓存 - [在项目中缓存是如何使用的?](./docs/high-concurrency/why-cache.md) - [Redis 和 Memcached 有什么区别?](./docs/high-concurrency/redis-single-thread-model.md) - [Redis 都有哪些数据类型以及适用场景?](./docs/high-concurrency/redis-data-types.md) - [Redis 的过期策略都有哪些?](./docs/high-concurrency/redis-expiration-policies-and-lru.md) - [如何保证 Redis 高并发、高可用?](./docs/high-concurrency/how-to-ensure-high-concurrency-and-high-availability-of-redis.md) - [Redis 主从架构是怎样的?](./docs/high-concurrency/redis-master-slave.md) - [Redis 的持久化有哪几种方式?](./docs/high-concurrency/redis-persistence.md) - [Redis 如何基于哨兵集群实现高可用?](./docs/high-concurrency/redis-sentinel.md) - [Redis 集群模式的工作原理能说一下么?](./docs/high-concurrency/redis-cluster.md) - [Redis 的雪崩、穿透和击穿,如何应对?](./docs/high-concurrency/redis-caching-avalanche-and-caching-penetration.md) - [如何保证缓存与数据库双写一致性?](./docs/high-concurrency/redis-consistence.md) - [如何解决 Redis 的并发竞争问题?](./docs/high-concurrency/redis-cas.md) - [生产环境中的 Redis 是怎么部署的?](./docs/high-concurrency/redis-production-environment.md) - 分库分表 - [为什么要分库分表?](./docs/high-concurrency/database-shard.md) - [分库分表如何平滑过渡?](./docs/high-concurrency/database-shard-method.md) - [设计一个动态扩容缩容的分库分表方案?](./docs/high-concurrency/database-shard-dynamic-expand.md) - [分库分表之后,id 主键如何处理?](./docs/high-concurrency/database-shard-global-id-generate.md) - 读写分离 - [如何实现 MySQL 的读写分离?](./docs/high-concurrency/mysql-read-write-separation.md) - 高并发系统 - [如何设计一个高并发系统?](./docs/high-concurrency/high-concurrency-design.md) * 分布式系统 - [面试连环炮](./docs/distributed-system/distributed-system-interview.md) - 系统拆分 - [为什么要进行系统拆分?](./docs/distributed-system/why-dubbo.md) - 分布式服务框架 - [说一下 Dubbo 的工作原理?](./docs/distributed-system/dubbo-operating-principle.md) - [Dubbo 支持哪些序列化协议?](./docs/distributed-system/dubbo-serialization-protocol.md) - [Dubbo 负载均衡策略和集群容错策略?](./docs/distributed-system/dubbo-load-balancing.md) - [Dubbo 的 SPI 思想是什么?](./docs/distributed-system/dubbo-spi.md) - [如何基于 Dubbo 进行服务治理?](./docs/distributed-system/dubbo-service-management.md) - [分布式服务接口的幂等性如何设计?](./docs/distributed-system/distributed-system-idempotency.md) - [分布式服务接口请求的顺序性如何保证?](./docs/distributed-system/distributed-system-request-sequence.md) - [如何自己设计一个类似 Dubbo 的 RPC 框架?](./docs/distributed-system/dubbo-rpc-design.md) - [CAP 定理的 P 是什么?](./docs/distributed-system/distributed-system-cap.md) - 分布式锁 - [Zookeeper 都有哪些应用场景?](./docs/distributed-system/zookeeper-application-scenarios.md) - [分布式锁如何设计?](./docs/distributed-system/distributed-lock-redis-vs-zookeeper.md) - 分布式事务 - [分布式事务了解吗?](./docs/distributed-system/distributed-transaction.md) - 分布式会话 - [集群分布式 Session 如何实现?](./docs/distributed-system/distributed-session.md) * 高可用架构 - 基于 Hystrix 实现高可用 - [Hystrix 介绍](./docs/high-availability/hystrix-introduction.md) - [电商网站详情页系统架构](./docs/high-availability/e-commerce-website-detail-page-architecture.md) - [Hystrix 线程池技术实现资源隔离](./docs/high-availability/hystrix-thread-pool-isolation.md) - [Hystrix 信号量机制实现资源隔离](./docs/high-availability/hystrix-semphore-isolation.md) - [Hystrix 隔离策略细粒度控制](./docs/high-availability/hystrix-execution-isolation.md) - [深入 Hystrix 执行时内部原理](./docs/high-availability/hystrix-process.md) - [基于 request cache 请求缓存技术优化批量商品数据查询接口](./docs/high-availability/hystrix-request-cache.md) - [基于本地缓存的 fallback 降级机制](./docs/high-availability/hystrix-fallback.md) - [深入 Hystrix 断路器执行原理](./docs/high-availability/hystrix-circuit-breaker.md) - [深入 Hystrix 线程池隔离与接口限流](./docs/high-availability/hystrix-thread-pool-current-limiting.md) - [基于 timeout 机制为服务接口调用超时提供安全保护](./docs/high-availability/hystrix-timeout.md) - 高可用系统 - 如何设计一个高可用系统? - 限流 - [如何限流?说一下具体的实现?](./docs/high-concurrency/huifer-how-to-limit-current.md) - 熔断 - 如何进行熔断? - 熔断框架都有哪些?具体实现原理知道吗? - [熔断框架,选用 Sentinel 还是 Hystrix?](./docs/high-availability/sentinel-vs-hystrix.md) - 降级 - 如何进行降级? * 微服务架构 - 微服务的一些概念 - [关于微服务架构的描述](./docs/micro-services/microservices-introduction.md) - [从单体式架构迁移到微服务架构](./docs/micro-services/migrating-from-a-monolithic-architecture-to-a-microservices-architecture.md) - [微服务的事件驱动数据管理](./docs/micro-services/event-driven-data-management-for-microservices.md) - [选择微服务部署策略](./docs/micro-services/choose-microservice-deployment-strategy.md) - Spring Cloud 微服务架构 - [什么是微服务?微服务之间是如何独立通讯的?](./docs/micro-services/huifer-what's-microservice-how-to-communicate.md) - Spring Cloud 和 Dubbo 有哪些区别? - Spring Boot 和 Spring Cloud,谈谈你对它们的理解? - 什么是服务熔断?什么是服务降级? - 微服务的优缺点分别是什么?说一下你在项目开发中碰到的坑? - [你所知道的微服务技术栈都有哪些?](./docs/micro-services/huifer-micro-services-technology-stack.md) - [微服务治理策略](./docs/micro-services/huifer-micro-service-governance.md) - Eureka 和 Zookeeper 都可以提供服务注册与发现的功能,它们有什么区别? - [谈谈服务发现组件 Eureka 的主要调用过程?](./docs/micro-services/how-eureka-enable-service-discovery-and-service-registration.md) * 海量数据处理 - 10 道经典的海量数据处理面试题 - [如何从大量的 URL 中找出相同的 URL?](./docs/big-data/find-common-urls.md) - [如何从大量数据中找出高频词?](./docs/big-data/find-top-100-words.md) - [如何找出某一天访问百度网站最多的 IP?](./docs/big-data/find-top-1-ip.md) - [如何在大量的数据中找出不重复的整数?](./docs/big-data/find-no-repeat-number.md) - [如何在大量的数据中判断一个数是否存在?](./docs/big-data/find-a-number-if-exists.md) - [如何查询最热门的查询串?](./docs/big-data/find-hotest-query-string.md) - [如何统计不同电话号码的个数?](./docs/big-data/count-different-phone-numbers.md) - [如何从 5 亿个数中找出中位数?](./docs/big-data/find-mid-value-in-500-millions.md) - [如何按照 query 的频度排序?](./docs/big-data/sort-the-query-strings-by-counts.md) - [如何找出排名前 500 的数?](./docs/big-data/find-rank-top-500-numbers.md)