Securely Run Local LLMs on Linux: A Step-by-Step Guide
Learn how to run local LLMs on Linux with Ollama and llama.cpp, then lock them down: loopback binding, nginx TLS, firewall rules, systemd hardening.
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November 2, 2026
Building Self-Healing Linux Servers: Scripts, systemd and Smart Alerts
Build a self-healing Linux server with systemd Restart and WatchdogSec, a tested bash remediation script with cooldown, timers and webhook alerts.
October 31, 2026
10 Essential Linux Automation Scripts for Sysadmins
Ten tested Linux automation scripts for sysadmins: update reports, user audits, SSH failures, port and file drift, backups, cleanup, watchdog, onboarding.
October 30, 2026
Essential Bash Scripts for DevOps Engineers in 2026
Seven tested Bash scripts for DevOps: health checks, symlink deploys with rollback, CERT-In log cleanup, secret-safe .env loading, cert expiry, disk alerts.
October 29, 2026
Automate Linux Server Tasks with Python and Cron: Step-by-Step
Python cron automation for Linux servers: tested disk-alert, log-cleanup and tarfile backup scripts, IST crontab examples, locking, logging and secrets.
October 28, 2026
HTTP2Shell (CVE-2026-111497): Patch Brotli Beyond Node.js
HTTP2Shell (CVE-2026-111497) hits Brotli in Bun, Python, Envoy, Istio and Linux distros. Fixed versions, tested checks and proxy workarounds.
October 26, 2026
How to Troubleshoot High CPU Usage on Linux: A Step-by-Step Guide
A tested, step-by-step process to find and fix high CPU usage on Linux: load average, top, mpstat, pidstat, threads, systemd CPU limits and spotting cryptominers.
October 23, 2026
Linux System Administrator Interview Questions: Scenario-Based (2026)
Scenario-based Linux system administrator interview questions: full disks, high load, boot failures, SSH problems, permissions, networking and security.
April 19, 2026
What Is an Operating System? Definition, Examples and How It Works
What is an operating system? A clear definition, what an OS does, how it boots, its main parts, and popular examples like Windows, Linux, macOS and Android.
November 17, 2022
Linux Interview Questions and Answers for Beginners (2026)
Linux interview questions and answers for freshers: kernel and distributions, file system, permissions, inodes, links, processes, services and logs.
April 4, 2022