September 2020
Intermediate to advanced
526 pages
8h 23m
Chinese
book
Google SRE工作手册
by Betsy Beyer, Niall Richard Murphy, David K. Rensin, Kent Kawahara, Stephen Thorne
Content preview from Google SRE工作手册
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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.
发现运维超负荷并从中恢复
｜
395
•
设法通过一定的工作来解决某系列工单的共同问题，或通过运维工作来减少未来
可能的工单数量。
案例研究
2
：组织和工作负荷发生变化后的感知
超负荷
背景
在此案例研究中，相关的
Google SRE
团队分布在两个不同地点的办公室，每个办公
室都有
6~7
名
on-call
工程师（有关团队规模的更多讨论，请参见第一本
SRE
书的第
11
章）。悉尼团队的运行状况良好，苏黎世团队超负荷了。
在苏黎世团队超负荷工作之前，整体情况很稳定，大家也都对工作很满意。我们管
理的服务数量相对稳定，每种服务的种类繁多且运维的工作都很重。尽管我们支持
的服务的
SLO
与它们的外部依赖的
SLO
不匹配，但是这种不匹配并没有引起任何问
题。我们正在开展许多项目的工作，以改善我们管理的服务（例如，改善负载的平衡）。
若干个同时触发的因素导致苏黎世团队陷入了超负荷状态：我们开始采用噪声较大
且与
Google
的通用基础设施集成程度较低的新服务，技术负责人兼经理和另一位团
队成员离开了我们的团队，使团队缺失了
2
个人。额外的工作量和知识流失的共同
导致了更多的问题：
•
新服务和迁移相关的监控未经精调，导致每个轮值周期都产生了更多的告警。这
种积累是渐进的，因此我们并没有注意到这种上升。
• SRE
对新服务感到相对无助。我们对它们的了解不足，无法做出适当的反应，因
此经常需要向开发团队提出问题。虽然超负荷以后是可以将服务交还给开发人员
的，但我们的团队从未这么做过，所以这使我们产生了不能这么做的错觉。
•
较小的
5
人
on-call ...
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and much more.
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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.