linux Archives - Page 3 of 31

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Deploying DoH and DoT with CoreDNS on Linux: Secure Internal DNS Queries Against Eavesdropping

October 9, 2026

Secure your internal Linux network against snooping and spoofing. Learn how to deploy CoreDNS with DoH and DoT, enforce systemd capabilities, and configure upstream encryption.

Linux

Managing Linux Kernel Modules with DKMS and modprobe: Automatic Driver Rebuilds

October 9, 2026

Upgrading your Linux kernel often breaks third-party drivers like custom NICs, Wi-Fi adapters, or proprietary controllers. Discover how to pair DKMS with modprobe for automated driver recompilation and bulletproof kernel maintenance.

Deploy SGLang with Docker on Linux: Faster LLM Inference Using RadixAttention

October 8, 2026

SGLang uses RadixAttention to cache shared prefixes across requests — making it significantly faster than vLLM for chatbots, agents, and RAG pipelines. This guide covers deploying SGLang with Docker on Linux: from GPU toolkit setup to a production-ready Docker Compose configuration.

Linux

Mastering Linux Capabilities: Fine-Grained Process Permissions with getcap and setcap as a SUID Alternative

October 8, 2026

Linux Capabilities let you replace SUID with fine-grained privilege control — giving binaries only the specific permissions they need, nothing more. This guide covers getcap and setcap with practical examples for DevOps engineers managing production Linux servers.

Linux

Automated Linux Log Rotation with Logrotate: Compression, Permissions, and Disk Space Prevention

October 7, 2026

Uncontrolled log growth can fill your drives and crash production services. Learn how to set up automated log rotation with Logrotate, configure gzip compression, preserve user permissions, and prevent disk outages.

Linux

Btrfs and Snapper Guide: Subvolumes, Automated Snapshots, and Fast Rollbacks

October 7, 2026

Recover Linux servers from broken updates in seconds. Learn how to configure Btrfs subvolumes, schedule automated Snapper snapshots, and execute instant rollbacks.

HomeLab

Automating ZFS Snapshots and Backups with Sanoid and Syncoid in Your HomeLab

October 6, 2026

Build an automated ZFS snapshot and replication pipeline for your HomeLab using Sanoid and Syncoid. Learn how to configure retention policies, run incremental network backups, and test fast restores.

Networking

Configure Avahi Daemon as an mDNS Reflector on Linux: Cross-VLAN Discovery for AirPlay, Chromecast, and Printers

October 6, 2026

Learn how to configure Avahi Daemon as an mDNS reflector on Linux to enable cross-VLAN discovery for AirPlay, Chromecast, and printers. Troubleshoot multicast boundaries, firewall rules, and unicast stream routing.

Security

Mastering nftables on Linux: Building a Modern Stateful Firewall to Replace iptables

October 6, 2026

A production-tested guide to replacing iptables with nftables on Linux. Learn how to configure unified IPv4/IPv6 filtering, rate limiting, and atomic zero-downtime rule updates.

HomeLab

Deploy FileBrowser on Docker: Lightweight Web File Manager for Your HomeLab

October 5, 2026

Deploy FileBrowser on Docker to get a high-speed, lightweight web file manager for your HomeLab. Includes practical permission setups and emergency CLI recovery steps.