Chapter 18. Red Hat Virtualization Troubleshooting

Chapter 18. Red Hat Virtualization Troubleshooting

18.1. Logfile Overview and Locations
18.2. Logfile Descriptions
18.3. Important Directory Locations
18.4. Troubleshooting Tools
18.5. Troubleshooting with the Logs
18.6. Troubleshooting with the Serial Console
18.7. Paravirtualized Guest Console Access
18.8. Full Virtualization Guest Console Access
18.9. Implementing Lun Persistence
18.10. SELinux Considerations
18.11. Accessing Data on Guest Disk Image
18.12. Common Troubleshooting Situations
18.13. Loop Device Errors
18.14. Guest Creation Errors
18.15. Serial Console Errors
18.16. Network Bridge Errors
18.17. Laptop Configurations
18.18. Starting Domains Automatically During System Boot
18.19. Modifying Domain0
18.20. Guest Configuration Files
18.21. Cloning the Guest Configuration Files
18.22. Creating a Script to Generate MAC Addresses
18.23. Configuring Virtual Machine Live Migration
18.24. Interpreting Error Messages
18.25. Online Troubleshooting Resources

This section covers potential issues you may experience in the installation, management, and general day-to-day operations of your Red Hat Virtualization system(s). This troubleshooting section covers the error messages, log file locations, system tools, and general approaches to research data and analyze problems.


Note: This documentation is provided {and copyrighted} by Red Hat®, Inc. and is released via the Open Publication License. The copyright holder has added the further requirement that Distribution of substantively modified versions of this document is prohibited without the explicit permission of the copyright holder. The CentOS project redistributes these original works (in their unmodified form) as a reference for CentOS-5 because CentOS-5 is built from publicly available, open source SRPMS. The documentation is unmodified to be compliant with upstream distribution policy. Neither CentOS-5 nor the CentOS Project are in any way affiliated with or sponsored by Red Hat®, Inc.