容量规划的艺术PDF电子书下载

本书作者John Allspaw是图片共享网站Flickr．com的运营工程经理。书中汲取了Flickr的成长中很多作者的个人心得，并结合了作者在其他企业工作的同仁们的领悟。他们的第一手经验将会是你测算增长、预测趋势和做出符合成本效益的准备工作的有力方针。主题包括：使用高效的工具用于测量及部署；存储、数据库和应用服务能力的分析和预测；设计易于添加并测算其效能的架构；处理突发流量峰值；预测指数式和爆发式增长；使虚拟化和像EC2这样的云服务与能力策略相适应。

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1 GOALS,ISSUES,AND PROCESSES IN CAPACITY PLANNING 1

Quick and Dirty Math 3

Predicting When Your Systems Will Fail 3

Make Your System Stats Tell Stories 4

Buying Stuff:Procurement Is a Process 6

Performance and Capacity:Two Different Animals 6

The Effects of Social Websites and Open APIs 8

2 SETTING GOALS FOR CAPACITY 11

Different Kinds of Requirements and Measurements 12

Architecture Decisions 15

3 MEASUREMENT:UNITS OF CAPACITY 23

Aspects of Capacity Tracking Tools 24

Applications of Monitoring 31

API Usage and Its Effect on Capacity 59

Examples and Reality 60

Summary 61

4　PREDICTING TRENDS 63

Riding Your Waves 64

Procurement 80

The Effects of Increasing Capacity 83

Long-Term Trends 84

Iteration and Calibration 88

Summary 90

5　DEPLOYMENT 93

Automated Deployment Philosophies 93

Automated Installation Tools 96

Automated Configuration 98

Summary 103

A　VIRTUALIZATION AND CLOUD COMPUTING 105

B　DEALING WITH INSTANTANEOUS GROWTH 121

C CAPACITY TOOLS 127

INDEX 131

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