Linux: Storage Systems

Introduction

• Linux storage technologies
• What you should know
• Using the exercise files

1. Disk Partitions, Formatting, and Mounting

• Basic commands for storage partitions
• Create file systems
• Mount and umount file systems
• Use block device attributes
• File system types: vfat, ext4
• BtrFS and XFS
• Mount file systems during boot
• Mount file systems on demand
• Challenge: Formatting and mounting
• Solution: Formatting and mounting

2. Logical Volume Manager (LVM)

• LVM Layers
• Volume groups
• Logical volumes
• Resizing volumes
• LVM Demonstration
• Challenge: Making logical volumes
• Solution: Making logical volumes

3. Security and Resource Constraints

• Restore default SELinux file contexts
• Working with AppArmor
• Configure encrypted partitions
• Manage file system access control lists
• File permission problems
• File permissions demo
• Using SUID, attributes, and read-only
• Challenge: SELinux, LUKS, ACLs
• Solution: SELinux
• Solution: LUKS
• Solution: ACLs

4. Special Storage Features and Considerations

• Configure and manage swap space
• Configure remote block-storage devices
• Use targetcli
• Backup and recovery strategies
• Use backup tools
• Assemble RAID devices
• Challenge: Swap space, rsync, and RAID
• Solution: Swap space, rsync, and RAID

5. Networked File Systems

• Network File System (NFS)
• The exports file
• NFS server configuration
• NFS and security
• Distributed file systems
• SSHFS file system
• Challenge: NFS behavior and SSHFS
• Solution: NFS behavior and SSHFS

Conclusion

• Next steps