Book Image

VMware vSphere Troubleshooting

Book Image

VMware vSphere Troubleshooting

Overview of this book

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 (16 chapters)
VMware vSphere Troubleshooting
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Installing VMware vRealize Operations Manager
Power CLI - A Basic Reference
Index

Chapter 6. Advanced Troubleshooting of vCenter Server and vSphere Hosts

This last chapter presents a quick walkthrough of some of the common vCenter Server issues. Here, I have covered some of the issues using a vCenter Server 6.0 application. The vCenter statistics that were introduced in the Chapter 1, The Methodology of Problem Solving, have been discussed in detail. The appliance is based on SUSE Linux and is available to download from VMware's website. In the latest VMware vCenter, the way SSL certificates are deployed has changed. It is much easier for system engineers to replace and manage the certificates of vCenter Server and vSphere hosts. This chapter also covers the vSphere HA agent troubleshooting, disabling and re-enabling it, and completely reinstalling it. Finally, we will look into vSphere network isolation problems and auto-deployment problems of vCenter Server. The following topics are covered in this chapter:

  • vCenter Server managed hosts

  • vCenter Server SSL certificates

  • Regenerating...