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Arch Linux Snapshot Guide

Master BTRFS snapshots on Arch Linux using Snapper for robust system backups

Arch Linux Snapshot Guide

BTRFS Snapshot Management with Snapper

Overview

Learn how to set up and use snapshots for Arch Linux with btrfs for secure backups.

Tools Required

  • snap-pac
  • grub-btrfs
  • snapper
  • snapper-rollback
  • arch-chroot

Core Configuration

Prerequisites

Ensure you're using BTRFS filesystem and have root privileges

Package Installation

sudo pacman -S snap-pac grub-btrfs

Snapper Configuration

# /etc/snapper/configs/root
NUMBER_LIMIT="3"
NUMBER_LIMIT_IMPORTANT="2"
TIMELINE_CREATE="no"
NUMBER_MIN_AGE="1800"

Snapshot Operations

GRUB Recovery System

Critical Operation

Always verify snapshot integrity before relying on recovery

Boot Process

  • Reboot system and access GRUB menu (ESC key)
  • Navigate to "BTRFS Snapshots" submenu
  • Select desired recovery snapshot

Permanent Rollback

sudo snapper rollback <snapshot-number>

Best Practices

Snapshot Strategy
Recommended workflow for system stability
    • Maintain minimum 3 working snapshots
    • Always create pre/post pairs for major changes
    • Monitor storage allocation regularly
snap-pacauto-cleanup

Automated Features

Quote

Snapshots are like time machines for your system—restore, rewind, and relax!

Arch Enthusiast

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