AdvFS internals and troubleshooting

Prerequisites

To get the most from this course, you should be able to:

• Install and manage an HP Tru64 UNIX system
• Install layered products and register license PAKs
• Troubleshoot the operating system and make adjustments to improve performance
• Manage traditional UNIX disk partitions
• Perform typical UNIX system management tasks
• Use the HP Tru64 UNIX kernel configuration tools
• Set up and manage AdvFS using the command line or graphical user interface

Audience

This course is designed for system administrators and support engineers who service or support AdvFS configurations.

Ways to save

Course outline

• Advanced file system concepts
• Introducing AdvFS
• Using extent-based storage
• Logging
• Cloning
• Striping
• Using trashcans
• Reviewing AdvFS commands
• Examining AdvFS architecture and components
• AdvFS on-disk structures
• Introducing AdvFS on-disk structures
• Describing BAS on-disk metadata bitfiles
• Using extent maps
• Using tags
• Assigning fragments
• Defining the storage bitmap bitfile and miscellaneous bitfile
• AdvFS in-memory structures
• Examining AdvFS in-memory structures
• Checking the VFS layer
• Explaining the FAS layer
• Locating the BAS layer
• Defining other in-memory structures
• AdvFS system calls and kernel interfaces
• Describing entries to AdvFS
• Starting up and recovering in AdvFS
• Providing storage management
• Cloning
• Migrating files and deleting files
• Documenting threads
• Troubleshooting AdvFS
• Describing AdvFS troubleshooting practices
• Troubleshooting file system corruption
• Resolving known AdvFS issues
• Performing case studies