Creating a Pacman Hook to Run a Script After Package Upgrades in Arch Linux
Step‑by‑step guide to create a Pacman hook that runs a custom script after every package upgrade or install in Arch Linux.
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archlinuxManaging Point-in-Time Backups with RHEL LVM Snapshots
Learn how to use RHEL LVM snapshots for point-in-time backups. This guide covers the Copy-on-Write mechanism, implementation steps, and how to avoid snapshot exhaustion.
redhatManaging Disk Flexibility with Btrfs in Fedora Workstation
Explore how Fedora Workstation uses Btrfs subvolumes to eliminate rigid partitioning and enable flexible disk management and snapshots.
fedoraNixOS System Generations: Atomic Rollbacks That Actually Work
NixOS system generations give you atomic, bootloader-integrated rollbacks. A kernel update breaks Wi-Fi? Reboot, pick the previous generation, run nixos-rebuild switch --rollback. Done. But generations consume disk space and don't touch user data — here's how to manage both.
nixosUsing Cockpit for Everyday Administration on Rocky Linux 9
Learn how to install and use Cockpit on Rocky Linux 9 for browser‑based system monitoring and service management, with a concrete example, verification steps, and security considerations.
rockylinuxManaging Application Streams on Rocky Linux with DNF Modules
Learn how to use Rocky Linux’s DNF module system to pick specific application versions, keep your OS stable, and manage side‑by‑side deployments. A step‑by‑step guide with real commands, trade‑offs, and a concrete PostgreSQL example.
Managing Disk Space and Stability with Fedora's Btrfs Default
Fedora uses Btrfs to replace rigid partitions with flexible subvolumes. Learn how this impacts disk space, how to handle VM fragmentation with nodatacow, and how to verify your setup.
rsyslog RateLimitInterval and RateLimitBurst constraints
CentOS utilizes rsyslog to manage system logging, employing $RateLimitInterval and $RateLimitBurst to prevent log flooding and notification noise. These directives define the maximum number of messages allowed within a specific time window before subsequent identical messages are suppressed. The challenge arises when balancing the suppression of repetitive n
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