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You're reading from  Mastering Kubernetes - Fourth Edition

Product typeBook
Published inJun 2023
PublisherPackt
ISBN-139781804611395
Edition4th Edition
Concepts
Containerization
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Author (1)
Gigi Sayfan
Gigi Sayfan
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Gigi Sayfan

Gigi Sayfan has been developing software for 25+ years in domains as diverse as instant messaging, morphing, chip fabrication process control, embedded multimedia applications for game consoles, brain-inspired ML, custom browser development, web services for 3D distributed game platforms, IoT sensors, virtual reality, and genomics. He has written production code in languages such as Go, Python, C, C++, C#, Java, Delphi, JavaScript, and even Cobol and PowerBuilder for operating systems such as Windows (3.11 through 7), Linux, macOS, Lynx (embedded), and Sony PlayStation. His technical expertise includes databases, low-level networking, distributed systems, containers, unorthodox user interfaces, modern web applications, and general SDLC.
Read more about Gigi Sayfan

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Kubernetes container runtimes

Kubernetes originally only supported Docker as a container runtime engine. But that is no longer the case. Kubernetes now supports any runtime that implements the CRI interface.

In this section, you’ll get a closer look at the CRI and get to know some runtime engines that implement it. At the end of this section, you’ll be able to make a well-informed decision about which container runtime is appropriate for your use case and under what circumstances you may switch or even combine multiple runtimes in the same system.

The Container Runtime Interface (CRI)

The CRI is a gRPC API, containing specifications/requirements and libraries for container runtimes to integrate with the kubelet on a node. In Kubernetes 1.7 the internal Docker integration in Kubernetes was replaced with a CRI-based integration. This was a big deal. It opened the door to multiple implementations that can take advantage of advances in the container world. The...

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Mastering Kubernetes - Fourth Edition
Published in: Jun 2023Publisher: PacktISBN-13: 9781804611395
© 2023 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Gigi Sayfan

Gigi Sayfan has been developing software for 25+ years in domains as diverse as instant messaging, morphing, chip fabrication process control, embedded multimedia applications for game consoles, brain-inspired ML, custom browser development, web services for 3D distributed game platforms, IoT sensors, virtual reality, and genomics. He has written production code in languages such as Go, Python, C, C++, C#, Java, Delphi, JavaScript, and even Cobol and PowerBuilder for operating systems such as Windows (3.11 through 7), Linux, macOS, Lynx (embedded), and Sony PlayStation. His technical expertise includes databases, low-level networking, distributed systems, containers, unorthodox user interfaces, modern web applications, and general SDLC.
Read more about Gigi Sayfan

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