> For the complete documentation index, see [llms.txt](https://learning-guide.gitbook.io/system-design-interview/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan.md).

# 系统设计面试：内幕指南（第二卷）

- [第01章：邻近服务](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-01-proximity-service.md)
- [第02章：附近的好友](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-02-nearby-friends.md)
- [第03章：谷歌地图](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-03-google-maps.md)
- [第04章：分布式消息队列](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-04-distributed-message-queue.md)
- [第05章：指标监控与告警系统](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-05-metrics-monitoring-and-alerting-system.md)
- [第06章：广告点击事件聚合](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-06-ad-click-event-aggregation.md)
- [第07章：酒店预订系统](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-07-hotel-reservation-system.md)
- [第08章：分布式邮件服务](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/di-08-zhang-fen-bu-shi-you-jian-fu-wu.md)
- [第09章：类 S3 对象存储](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/di-09-zhang-lei-s3-dui-xiang-cun-chu.md)
- [第10章：实时游戏排行榜](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-10-real-time-gaming-leaderboard.md)
- [第11章：支付系统](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-11-payment-system.md)
- [第12章：数字钱包](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-12-digital-wallet.md)
- [第13章：股票交易所](https://learning-guide.gitbook.io/system-design-interview/xi-tong-she-ji-mian-shi-nei-mu-zhi-nan-di-er-juan/chapter-13-stock-exchange.md)