Introduction to Linux High Availability Clustering: Boosting System Reliability
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What You’ll Learn
Discover the ins and outs of HA clustering, including node management, service control, quorum, fencing, ZFS storage, and shared storage setup.
Prerequisites
To make the most of this course, it is recommended that you have a solid understanding of Linux at the RHCSA level. Additionally, familiarity with VMware ESXi and VMware Workstation, as well as access to the Centos 7 DVD and the internet for CentOS repository access, will be beneficial.
Description
Are you ready to delve into the world of Linux High Availability Clustering? In just 2.5 hours, this course will equip you with a comprehensive introduction to this powerful technology.
Before we proceed, it’s important to set realistic expectations. Take a moment to understand what this course entails and the value it provides. Your feedback, whether positive or negative, should be based on the course curriculum and the knowledge gained.
The course focuses on high availability clustering, offering an in-depth exploration of Pacemaker and Corosync components within the Red Hat/CentOS Enterprise High Availability Cluster. Furthermore, it introduces you to other critical technologies such as ZFS storage, enabling you to construct a more dependable business environment.
By the end of the “Introduction to Linux High Availability Clustering” course, you will have a solid grasp of the functionality of each cluster component and how they work in harmony. Detailed step-by-step instructions will guide you through the installation, configuration, and administration of a high-availability cluster.
Designed specifically for system administrators at the RHCSA level, this course provides hands-on experience and covers the following key areas:
- Designing a lab environment using ESXi VMware virtualization for cluster practice.
- Explaining the communication between cluster software components.
- Installing Linux cluster packages.
- Managing Cluster Services Membership.
- A comprehensive explanation of quorum and its various options.
- In-depth understanding and practical application of the fencing concept.
- Complimentary storage module covering ZFS.
- Configuring and managing ISCSI initiator.
- Setting up an NFS service managed by the HA cluster (includes an example).
- Effective management and configuration of cluster logs.
If you’re already familiar with the topics listed above, you might find this course redundant. In that case, it’s best to save your money and precious time.
For those who choose to embark on this learning journey, please note that the first chapter might be slightly longer as it lays the architectural foundation for the lab setup. Understanding this architecture is crucial for successfully building the cluster step by step. Patience is key! However, if you find it uninteresting, feel free to skip ahead to the subsequent chapters.
If you’ve reached this point, it indicates that you have a clear understanding of the course content and what it entails. Exciting, isn’t it?
Remember, Udemy offers a 30-day Money-Back Guarantee, no questions asked. So, if you’re intrigued.
