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

Setting up vCenter Server the statistics intervals from vSphere Web Client


We discussed setting up statistics intervals in the Chapter 2, Monitoring and Troubleshooting Host and VM Performance. We will see how to configure statistics intervals from the vSphere web client. By default, vCenter Server collects statistics of its vSphere environment periodically and stores them. You can not only tweak these settings but also control how to display the gathered information. Tweaking this can help you to perform better troubleshooting and generate performance reports to identify any performance issues. You can enable or disable the default statistical data collection. You can select the different time intervals to collect the statistical data, how long that data should be saved, and to what level the statistical information should be collected.

vSphere hosts collect the statistics for all the metrics every 20 seconds and store the collected data through the performance manager locally for an hour...