Troubleshooting (13%) - Chapter 10

• Analyze log files
• Backup the database(s) used by an OpenStack instance
• Centralize and analyze logs (such as /var/log/COMPONENT_NAME, database server, messaging server, web server, and syslog)
• Analyze database servers
• Analyze host/guest OS and instance status
• Analyze messaging servers
• Analyze metadata servers
• Analyze network status (physical and virtual)
• Analyze storage status (local, block, and object)
• Manage OpenStack services
• Diagnose service incidents
• Digest OpenStack environment (Controller, Compute, Storage, and Network nodes)
• Direct logging of files through centralized logging system
• Back up and restore an OpenStack instance
• Troubleshoot network performance