Linux: Storage Systems

Learn how to manage partitions, logical and physical volumes, and file systems in Linux.

Introduction

• Welcome
• What you should know
• Using the exercise files

1. Disk Partitions, Formatting, and Mounting

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

2. Logical Volume Manager (LVM)

• Logical Volume Manager
• Physical volumes
• Volume groups
• Logical volumes
• Challenge: Making logical volumes
• Solution: Making logical volumes

3. Security and Resource Constraints

• Restore default SELinux file contexts
• Configure encrypted partitions
• Manage file system access control lists
• File permission problems
• Using SUID, attributes, and read-only
• User and group disk quotas
• Challenge: SELinux, LUKS, ACLs, and quotas
• Solution: SELinux, LUKS, ACLs, and quotas

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 partitions as RAID devices
• Linux file system features and flags
• Configure file system features and flags
• Challenge: Swap space, rsync, and RAID
• Solution: Swap space, rsync, and RAID

5. Networked File Systems

• Network File System (NFS)
• Distributed file systems
• Cluster file systems
• SSHFS file system
• Challenge: NFS behavior and SSHFS
• Solution: NFS behavior and SSHFS

Conclusion

• Next steps