VMware vSAN: Troubleshooting [V7]

In this two-day course, you focus on learning the tools and skills necessary to troubleshoot VMware vSAN™ 7 implementations. You gain practical experience with vSAN troubleshooting concepts through the completion of instructor-led activities and hands-on lab exercises.

Duration

2 days

Audience

Storage and virtual infrastructure administrators who want to be able to perform initial troubleshooting on their software-defined storage with vSAN

Prerequisites

Before taking this course, students should take the following courses or have equivalent knowledge and experience:

• VMware vSphere: Install, Configure, Manage

• VMware vSAN: Plan and Deploy

• VMware vSAN: Management and Operations

The course presumes that a student can perform the following tasks with no assistance or guidance before enrolling:

• Use VMware vSphere® Client™ for common operations

• Create and manage VMware vCenter Server® objects, such as data centers, clusters, hosts, and virtual machines

• Create and modify a standard switch

• Modify a distributed switch

• Create a VMware vSphere® VMFS datastore

• Use a wizard or a template to create a virtual machine

• Migrate a virtual machine with VMware vSphere® vMotion® and VMware vSphere® Storage vMotion®

By the end of the course, you should be able to meet the following objectives:

• Describe the architectural components of vSAN and their roles

• Explain how the components interact with each other

• Explain the differences between object and component states

• Describe how to use Skyline Health to investigate and help determine failure conditions

• Explain how to use the command-line tools to help determine failure conditions

1 Course Introduction

• Introductions and course logistics

• Course objectives

2 vSAN Architecture

• Describe the vSAN architecture and components

• Describe the policy-driven, object-based vSAN storage environment

• Describe the CLOM, DOM, LSOM, CMMDS, and RDT vSAN software components

• Explain the relationship between objects and components

• Determine how specific storage policies affect components

• Describe component placement

3 Troubleshooting Methodology

• Use a structured approach to solve configuration and operational problems

• Apply troubleshooting methodology to logically diagnose faults and optimize troubleshooting efficiency

4 Troubleshooting Tools

• Discuss VMware Skyline Health and the associated service

• Describe the use of VMware Skyline Health to identify and correct problems in VMware vSAN

• Apply information presented by vSAN Health online towards problem-solving

• Use vsantop to view vSAN performance metrics

• Discuss the ways to run commands from the vCenter Server and ESXi command lines

• Discuss the ways to access vSphere ESXi Shell

• Use commands to view, configure, and manage your vSphere environment

• Discuss the esxcli vsan namespace commands

• Discuss when to use Ruby vSphere Console (RVC) commands

• Explain which log files are useful for vSAN troubleshooting

• Use log files to help troubleshoot vSAN problems