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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169
第
8
章
on-call
轮值
作者：
Ollie Cook, Sara Smollett, Andrea Spadaccini,
Cara Donnelly, Jian Ma, Garrett Plasky (Evernote)
和
Stephen Thorne, Jessie Yang
on-call
意味着我们要在一段时间内保持待命状态，在这段特定的时间内，根据生产
事故的紧急程度做出响应。
SRE
通常需要参与
on-call
轮值。在
on-call
轮值期间，
SRE
会根据需要诊断、缓解、修复事故或提升事故的处理等级。此外，
SRE
还定期
负责处理非紧急的生产事件。
在
Google
，参与
on-call
是
SRE
的一个基本特征。
SRE
团队的工作是缓解事故、修
复生产问题，以及自动化运维任务。由于我们大多数的
SRE
团队还不能完全自动的
执行所有的运维任务，因此一旦事故升级，就需要交由人工处理，也就是
on-call
工
程师。根据所支持系统的重要程度或系统目前的开发状态，并非所有
SRE
团队都可
能参与
on-call
。根据我们的经验，绝大多数
SRE
团队都会安排
on-call
轮值。
on-call
是一个庞大而复杂的话题，它的限制因素很多，试错空间也很有限。我们在
第一本
SRE
书的第
11
章“
on-call
轮值”中已经探讨了这一主题。在这里将介绍的是，
我们所收到的关于那一章的具体反馈和问题。其中包括：
•
我们不是
Google
，我们的规模小太多了。我们没有这么多人参与轮值，我们也
没有那么多分布在多个时区的办公室。你们在第一本书中所描述的情况不适用于 ...
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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.