十五年后，重构一个“在线的腾讯”

{"type":"doc","content":[{"type":"blockquote","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"如果花了十五年时间从无到有建立一个基础技术产品，然后又花两年的时间全部进行重构，那么这算不算是一个技术人的完美职业经历？"}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"腾讯从2006年开始研发通用存储平台，在这差不多十五年之间，腾讯绝大部分的业务如QQ、QZone、微信、流媒体以及针对第三方的云服务，都使用的是这个存储平台。存储作为互联网业务的核心，逐渐演变为跟操作系统和网络一样的底层基础设施。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"两年前，腾讯启动了存储平台的重构，并在线将大部分业务成功地切换了过去。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"大船难调头？那腾讯这次是怎么做到的？"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"积累十五年，一朝被重构"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2005年，腾讯QQ用户正式突破1000万，开启了腾讯业务的海量时代。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"QQ社交也带火了QQ相册。当时数码相机开始在国内兴起，QQ相册上线后，日均上传量很快超过800万张。那时国内的存储服务器主要是磁盘柜或刀片机，扩容的效率很低，给当时腾讯的互联网基础架构带来了全新挑战。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2006年，以满足相册业务为契机，腾讯开始组织人马，从零构建起几套核心的平台：通用性存储平台TFS，面向KV的存储平台TDB，以及应对在线业务频繁写入的可靠内存存储CMEM。这些自研平台为腾讯存储的发展奠定了基础，支撑起了QQ空间、微云、QQ等产品的海量存储需求。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}}]}