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Linux

General reference for Linux server and NAS administration on Debian. Covers initial setup and various different Linux services.

  • Server Setup

    Debian installation and base configuration for an application server.

  • NAS Setup

    Debian installation and configuration for a NAS.

  • Disk Management

    Partitioning, formatting, and mounting drives.

  • MergerFS

    Pool multiple drives into a single mount point without striping.

  • SnapRAID

    Snapshot-based parity protection for disk arrays.

  • SSH

    Key-based authentication, hardening, and agent forwarding.

  • Users & Permissions

    User management, sudo configuration, and file permissions.

  • Networking

    Interfaces, static IPs, DNS configuration, and ifupdown/netplan.

  • Firewall

    ufw and nftables rules for host-level traffic control.

  • System Administration

    systemd, package management, cron scheduling, and log management.

  • Performance & Debugging

    Resource monitoring, profiling, and common troubleshooting.