VMware vSphere Troubleshooting

Gain expertise in troubleshooting most common issues to implement vSphere environments with ease
VMware vSphere Troubleshooting Book Cover

VMware vSphere Troubleshooting

Muhammad Zeeshan Munir

1 customer reviews
Gain expertise in troubleshooting most common issues to implement vSphere environments with ease
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Book Details

ISBN 139781783551767
Paperback270 pages

Book Description

VMware vSphere is the leading server virtualization platform with consistent management for virtual data centers. It enhances troubleshooting skills to diagnose and resolve day to day problems in your VMware vSphere infrastructure environment.

This book will provide you practical hands-on knowledge of using different performance monitoring and troubleshooting tools to manage and troubleshoot the vSphere infrastructure.

It begins by introducing systematic approach for troubleshooting different problems and show casing the troubleshooting techniques. You will be able to use the troubleshooting tools to monitor performance, and troubleshoot issues related to Hosts and Virtual Machines. Moving on, you will troubleshoot High Availability, storage I/O control problems, virtual LANS, and iSCSI, NFS, VMFS issues.

By the end of this book, you will be able to analyze and solve advanced issues related to vShpere environment such as vcenter certificates, database problems, and different failed state errors.

Table of Contents

Chapter 1: The Methodology of Problem Solving
Troubleshooting techniques
Configuring the vSphere management agent
VMware vMA features
PowerCLI
A comprehensive reference of log files
Understanding the hardware health of vSphere hosts
Miscellaneous tools
Summary
Chapter 2: Monitoring and Troubleshooting Host and VM Performance
Tools for performance monitoring
Analyzing esxtop results
Memory statistics
Network metrics
Storage metrics
vCenter performance charts
Configuring logging level for performance
Virtual machine troubleshooting
Summary
Chapter 3: Troubleshooting Clusters
An overview of cluster information
Cluster performance monitoring
vSphere HA
Failing heartbeat datastores
Detaching datastores with vMA
Detaching a datastore using vSphere PowerCLI
vCenter server rejects specific datastores
DRS-enabled storage
Insufficient resources and vSphere HA failover
I/O control troubleshooting
vSphere Fault Tolerance for virtual machines
Summary
Chapter 4: Monitoring and Troubleshooting Networking
Log files
Understanding the virtual network creation process
Network troubleshooting commands
Troubleshooting VLANs
Verifying physical trunks and VLAN configuration
Verifying VLAN configuration from CLI
Troubleshooting VMkernel interfaces
Verifying configuration from DCUI
Troubleshooting with port mirroring
Summary
Chapter 5: Monitoring and Troubleshooting Storage
Storage adapters
Storage log files
Multipathing and PSA troubleshooting
LUN and claim rules
Identifying storage devices and LUNs
Troubleshooting paths
Multipath policy selection from the vSphere client
LUN troubleshooting tips
Storage module troubleshooting
Troubleshooting iSCSI-related issues
Troubleshooting NFS issues
Troubleshooting VMFS issues
SAN display problems
SAN performance troubleshooting
Summary
Chapter 6: Advanced Troubleshooting of vCenter Server and vSphere Hosts
vCenter managed hosts
Setting up vCenter Server the statistics intervals from vSphere Web Client
vSphere SSL certificates
Replacing machine certificates
Implementing SSL certificates for ESXi
Regenerating certificates
vCenter Server database
vSphere HA agent troubleshooting
The HA agent initialization error
HA agent host failed state
Network partitioned or network isolated errors
Commonly known auto deploy problems
Summary

What You Will Learn

  • Configure vSphere management assistant and troubleshooting tools
  • Use troubleshooting tools to monitor performance and troubleshoot different issues
  • Learn how to troubleshoot High Availability and other commonly known problems with clusters such as insufficient resources, failing heartbeats
  • Use Direct Console User Interface (DCUI) to verify configuration
  • Diagnose storage issues including iSCSI, NFS and VMFS problems
  • Manage vSphere Network Virtual and Distributed Switches, Trunks, VLANS
  • Monitor and shape network traffic, configure routes and DNS
  • Quickly resolve common day-to-day problems by analysing logs of VMware vSphere hosts and VMware vCenter Server
  • Debug and resolve commonly known vSphere Cluster problems

Authors

Table of Contents

Chapter 1: The Methodology of Problem Solving
Troubleshooting techniques
Configuring the vSphere management agent
VMware vMA features
PowerCLI
A comprehensive reference of log files
Understanding the hardware health of vSphere hosts
Miscellaneous tools
Summary
Chapter 2: Monitoring and Troubleshooting Host and VM Performance
Tools for performance monitoring
Analyzing esxtop results
Memory statistics
Network metrics
Storage metrics
vCenter performance charts
Configuring logging level for performance
Virtual machine troubleshooting
Summary
Chapter 3: Troubleshooting Clusters
An overview of cluster information
Cluster performance monitoring
vSphere HA
Failing heartbeat datastores
Detaching datastores with vMA
Detaching a datastore using vSphere PowerCLI
vCenter server rejects specific datastores
DRS-enabled storage
Insufficient resources and vSphere HA failover
I/O control troubleshooting
vSphere Fault Tolerance for virtual machines
Summary
Chapter 4: Monitoring and Troubleshooting Networking
Log files
Understanding the virtual network creation process
Network troubleshooting commands
Troubleshooting VLANs
Verifying physical trunks and VLAN configuration
Verifying VLAN configuration from CLI
Troubleshooting VMkernel interfaces
Verifying configuration from DCUI
Troubleshooting with port mirroring
Summary
Chapter 5: Monitoring and Troubleshooting Storage
Storage adapters
Storage log files
Multipathing and PSA troubleshooting
LUN and claim rules
Identifying storage devices and LUNs
Troubleshooting paths
Multipath policy selection from the vSphere client
LUN troubleshooting tips
Storage module troubleshooting
Troubleshooting iSCSI-related issues
Troubleshooting NFS issues
Troubleshooting VMFS issues
SAN display problems
SAN performance troubleshooting
Summary
Chapter 6: Advanced Troubleshooting of vCenter Server and vSphere Hosts
vCenter managed hosts
Setting up vCenter Server the statistics intervals from vSphere Web Client
vSphere SSL certificates
Replacing machine certificates
Implementing SSL certificates for ESXi
Regenerating certificates
vCenter Server database
vSphere HA agent troubleshooting
The HA agent initialization error
HA agent host failed state
Network partitioned or network isolated errors
Commonly known auto deploy problems
Summary

Book Details

ISBN 139781783551767
Paperback270 pages
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From 1 reviews

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