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Oracle Cloud Infrastructure for Solutions Architects

You're reading from  Oracle Cloud Infrastructure for Solutions Architects

Product type Book
Published in Oct 2021
Publisher Packt
ISBN-13 9781800566460
Pages 336 pages
Edition 1st Edition
Languages
Author (1):
Prasenjit Sarkar Prasenjit Sarkar
Profile icon Prasenjit Sarkar

Table of Contents (15) Chapters

Preface 1. Section 1: Core Concepts of Oracle Cloud Infrastructure
2. Chapter 1: Introduction to Oracle Cloud Infrastructure 3. Chapter 2: Understanding Identity and Access Management 4. Chapter 3: Designing a Network on Oracle Cloud Infrastructure 5. Chapter 4: Compute Choices on Oracle Cloud Infrastructure 6. Chapter 5: Understanding Oracle Cloud Infrastructure Storage Options 7. Section 2: Understanding the Additional Layers of Oracle Cloud Infrastructure
8. Chapter 6: Understanding Database Choices on Oracle Cloud Infrastructure 9. Chapter 7: Building a Cloud-Native Application on Oracle Cloud Infrastructure 10. Chapter 8: Running a Serverless Application on Oracle Cloud Infrastructure 11. Chapter 9: Managing Infrastructure as Code on Oracle Cloud Infrastructure 12. Chapter 10: Interacting with Oracle Cloud Infrastructure Using the CLI/API/SDK 13. Chapter 11: Building a Hybrid Cloud on Oracle Cloud Infrastructure using Oracle Cloud VMware Solution 14. Other Books You May Enjoy

Creating similar instances using instance configuration and instance pools

If you want to create a template configuration that will be used to create multiple OCI instances, then instance configuration is your friend. It is a template for configuration that we can use to create similar OCI instances. You can specify configuration for which OS image to choose, different shapes and their resource allocation, different block volume sizes, and so on.

These templates can be created using an existing OCI instance or using the OCI CLI. When you launch an instance using this instance configuration, OCI creates the resources that are defined within that template config.

You can see a logical representation of this in the following diagram:

Figure 4.26 – Instance configuration

Figure 4.26 – Instance configuration

OCI uses this instance configuration to create and manage identical instances in a logical group. This is known as an instance pool. The main use case for an instance pool is...

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