Richie

Sometimes at night when I look up at the stars, and see the whole sky just laid out there, don't you think I ain't remembering it all. I still got dreams like anybody else, and ever so often, I am thinking about how things might of been. And then, all of a sudden, I'm forty, fifty, sixty years old, you know?

2009年9月28日 #

MySQL架构方案

摘要： Scale Out：横向扩展，增加处理节点提高整体处理能力Scale Up：纵向扩展，通过提升单个节点的处理能力达到提升整体处理能力的目的ReplicationMySQL的replication是异步的，适用于对数据实时性要求不是特别关键的场景。slave端的IO线程负责从master读取日志，SQL线程专门负责在slave端应用从master读过来的日志（早期MySQL用一个线程实现，性能问题比... 阅读全文

posted @ 2009-09-28 02:26 riccc 阅读(15603) 评论(2) 推荐(2) 编辑

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