Book Image

VMware vSphere 6.7 Cookbook - Fourth Edition

By : Abhilash G B
Book Image

VMware vSphere 6.7 Cookbook - Fourth Edition

By: Abhilash G B

Overview of this book

VMware vSphere is the most comprehensive core suite of SDDC solutions on the market. It helps transform data centers into simplified on-premises private cloud infrastructures. This edition of the book focuses on the latest version, vSphere 6.7. The books starts with chapters covering the greenfield deployment of vSphere 6.7 components and the upgrade of existing vSphere components to 6.7. You will then learn how to configure storage and network access for a vSphere environment. Get to grips with optimizing your vSphere environment for resource distribution and utilization using features such as DRS and DPM, along with enabling high availability for vSphere components using vSphere HA, VMware FT, and VCHA. Then, you will learn how to facilitate large-scale deployment of stateless/stateful ESXi hosts using Auto Deploy. Finally, you will explore how to upgrade/patch a vSphere environment using vSphere Update Manager, secure it using SSL certificates, and then monitor its performance with tools such as vSphere Performance Charts and esxtop. By the end of this book, you'll be well versed in the core functionalities of vSphere 6.7 and be able to effectively deploy, manage, secure, and monitor your environment.
Table of Contents (18 chapters)

Unmasking paths to a storage device

It is possible to unmask paths to a storage device. Deleting the claim rules and unclaiming the paths from the MASK_PATH plugin achieves this. Understanding how the paths to a LUN are masked will be a good starting point for this task. Read the Masking paths to a storage device recipe before you begin this recipe.

The following flowchart provides a high-level overview of the unmasking procedure:

How to do it...

The following procedure will help you to unmask paths to a storage device:

  1. SSH into the ESXi host.
  2. Identify the claim rule corresponding to the device. The claim rules on the host can be listed by using the following command syntax:
esxcli storage core claimrule list

Once you run...