深入Redis内部-Redis 源码讲解【转】
Redis 作为 NoSQL 数据库的杰出代表，一直广受关注，其轻量级的敏捷架构，向来有存储中的瑞士军刀之称。下面推荐的一篇文章，从源码的角度讲解了Redis 的整个工作流程，是了解 Redis 流程的绝佳文章。强烈推荐：原文链接：Redis: under the hood
目录：
[*]Startup
[*]Beginning global server state initialization
[*]Setting up command table
[*]Loading config file
[*]initServer()
[*]Shared objects
[*]Shared integers
[*]Event loop
[*]Databases
[*]TCP socket
[*]Server cron
[*]Registering connection handler with event loop
[*]Opening the AOF
[*]Back up to main()
[*]Restoring data
[*]Event loop setup
[*]Entering the event loop
[*]Processing a request & returning a response
[*]Handling a new connection
[*]Reading a command from a client
[*]Executing the command and responding
[*]Summary
[*]Next time — tracing a SET and GET
Redis 启动流程图：
http://blog.nosqlfan.com/wp-content/uploads/2011/03/startup.png
Redis 命令处理流程图：
http://blog.nosqlfan.com/wp-content/uploads/2011/03/request-response.png
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