March 2023
Beginner to intermediate
266 pages
4h 30m
Chinese
Content preview from FinOps云成本优化
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总结
｜
105
容，要么是团队设定的目标。
例如，你的产品的新功能可能会增加客户与你服务的互动，但又会增加成本。如果成本
的增加也会增加你的收入，那么这将是一个好的云计算支出反常现象。
(
我们将在第
19
章讨论单位经济学，让你追踪收益与成本。
)
你还必须能够跟踪可能不会直接导致云开销变化的异常情况。如果有一个团队开始使用
新的云服务，而不是传统的服务，那么你可以通过云服务提供的成本异常报告来了解这
个改变。这份报告中的异常情况对于那些在使用新服务之前，出于安全或遵从性原因而
需要批准的公司来说非常重要。
跟踪你的成本优化可以让你发现优化性能的意外变化，这可能表明你的部分
FinOps
策
略没有被正确执行。优化报告中的异常使得
FinOps
团队能够尽早做出反应，以实现优
化目标。使用自动化的、基于机器学习的异常检测是快速找到这些异常的关键。
通过减少开支来达到预期
当你知道你的支出和你的预期时，下一个显而易见的问题是，当你超出预期时该怎么办。
有两种方法可以减少你的云账单支出，为了更好地理解它们，让我们再看看云收费是怎
样的。
用得少与花得少
我们在第
5
章中讨论了云服务提供商如何收费。请记住，云支出的基本计算公式是
:
支
出
=
使用率 × 比率。想要减少支出，你可以减少使用量，或者使用特定于云服务提供
商的产品来降低你为资源支付的费用。
你可以通过降低已分配资源的配置
(
例如，使用较少
vCPU
和内存的较小虚拟机
)
，或者
在不需要时关闭或删除它们来减少使用量。你也可以通过向你的云服务提供商承诺在一
段时间内使用一定数量的云服务来获得费率降低。作为回报，它们会降低你为这些资源 ...
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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.