August 2019
Beginner to intermediate
232 pages
3h 50m
Chinese
Content preview from Web容量规划之美
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
6
前言
够用尽可能通用的方式来产出资源管理，资源管理过程本身也是我们希望重点强
调的。例如，数据库是用来存储数据并提供数据访问的。大多数比较流行的数据
库都支持将数据复制到其他服务器，从而提高冗余性和架构扩展能力。本书也涵
盖像
Postgres
、
Oracle
或
MySQL
数据库复制的技术实现（其他书的主题），主要
包括在容量规划能力和部署方面复制方式的使用。
实际上，这本书关于如何测量、规划和管理正在发展的网站应用程序，与你所选
择的底层技术无关。
本书的读者对象
本书适合系统、存储、数据库和网络等领域的管理员、项目经理和容量规划师。
本书适合那些希望（也许是担心）自己的网站将来成长为像
Facebook
、
Flickr
、
Myspace
、
Twitter
和其他一些经历过访问流量激增而进行大规模扩容的公司。本
书讲述的方法都是来自真实网站的运营经验，这些网站都经历了从流量大增到迅
速壮大这一过程。如果你也期望网站流量大增，那么请阅读本书。
本书主要内容
第
1
章，容量规划的目标、问题和过程。本章介绍了一些大流量网站的常见问题。
第
2
章，设定容量目标。本章阐述了对一个快速增长的
Web
应用程序进行容量规
划时会涉及的各种问题，以及规划的容量如何适用整个网站的可用性和性能。
第
3
章，测量：容量的单位。本章讨论了容量的测量和监控。
第
4
章，趋势预测。本章介绍如何将测量数据转化成预测，以及趋势分析是如何
适用整个容量规划过程的。
第
5
章，部署。本章讨论与部署相关的概念：自动化安装、配置和管理。
第
6
章，自动扩缩容。本章讨论利用云服务进行自动扩容的相关概念。
附录
A
，虚拟化。本章讨论怎样在容量规划中利用虚拟化和云服务。
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.