Book Image

The DevOps Career Handbook

By : John Knight, Nate Swenson
Book Image

The DevOps Career Handbook

By: John Knight, Nate Swenson

Overview of this book

DevOps is a set of practices that make up a culture, and practicing DevOps methods can make developers more productive and easier to work with. The DevOps Career Handbook is filled with hundreds of tips and tricks from experts regarding every step of the interview process, helping you save time and money by steering clear of avoidable mistakes. You’ll learn about the various career paths available in the field of DevOps, before acquiring the essential skills needed to begin working as a DevOps professional. If you are already a DevOps engineer, this book will help you to gain advanced skills to become a DevOps specialist. After getting to grips with the basics, you'll discover tips and tricks for preparing your resume and online profiles and find out how to build long-lasting relationships with the recruiters. Finally, you'll read through interviews which will give you an insight into a career in DevOps from the viewpoint of individuals at different career levels. By the end of this DevOps book, you’ll gain a solid understanding of what DevOps is, the various DevOps career paths, and how to prepare for your interview.
Table of Contents (17 chapters)
1
Section 1: A Career in DevOps
5
Section 2: The Application Process
10
Section 3: Interview Process
13
Section 4: Tips, Tricks, and Interviews

Infrastructure management

Gartner defines IT infrastructure this way:

IT infrastructure is the system of hardware, software, facilities, and service components that support the delivery of business systems and IT-enabled processes.

Infrastructure management can be broken down into three key stages: capacity planning, infrastructure provisioning, and deployment, as can be seen in the following diagram:

Figure 2.12 – Infrastructure management stages

The first stage in infrastructure management is capacity planning, which will be covered next.

Capacity planning

Capacity planning is the first step in infrastructure management and is followed by provisioning and deployment. Several tools can help with collecting the data needed to accurately plan resources as collecting accurate data is crucial to do so. Tools used during capacity planning are Splunk, the ELK (Elasticsearch, Logstash, Kibana) Stack, and New Relic. Continuous capacity planning...