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Monitoring tutorial - IT technology blog

Beszel Installation Guide: Monitor Dozens of Servers with Just 15MB of RAM

By admin August 9, 2026

Install Beszel - a lightweight multi-server monitoring solution with Docker Stats support. A perfect replacement for Netdata and Zabbix with minimal RAM usage.

Security

Preventing RCE and Injection with OpenRASP: Protecting Web Apps from Within Without Code Changes

By admin August 9, 2026

Protect web applications from 0-day, RCE, and SQL Injection with OpenRASP. Detailed guide on installing the Java Agent without modifying source code.

Git

Automating Changelogs with git-cliff: From ‘Nightmare’ to Finished in 2 Seconds

By admin August 9, 2026

Forget manual changelogs! A detailed guide on using git-cliff to automatically generate professional change logs and standardize your release process in seconds.

Security

Installing Technitium DNS Server on Linux: A Security ‘Shield’ and Ad-Blocker for DevOps

By admin August 9, 2026

A guide to installing Technitium DNS Server on Linux for DoH encryption, network-wide ad-blocking, and professional local DNS management for DevOps and SysAdmins.

Monitoring

Monitor 100+ Services Agentless with HertzBeat: Fast, Simple, Lightweight

By admin August 9, 2026

Deploy HertzBeat—a top-tier multi-tier agentless monitoring system. Manage Websites, Databases, and Servers with a single tool, no complex installations required on target servers.

Git

Fixing Git History with git replace: How to Save Your Repo Without Changing Commit Hashes

By admin August 9, 2026

Learn how to use git replace to fix old commits or remove large files without changing commit hashes, protecting your repo and preventing team conflicts.

Linux

Handling YAML on Linux: Why yq is the Perfect Replacement for sed and awk?

By admin August 8, 2026

Stop using sed/awk to edit YAML files. A detailed guide on using yq on Linux to manage Kubernetes and Docker Compose configurations safely and professionally.

Security

Nipping Cloud Vulnerabilities in the Bud with Checkov

By admin August 8, 2026

Automatically scan for IaC security flaws with Checkov. A solution to detect vulnerabilities in Terraform, Kubernetes, and CloudFormation before deploying to the Cloud.

Linux

Mount Remote Directories with SSHFS: Code Directly on Your Server Like a Local Drive

By admin August 8, 2026

Forget FTP/SCP. SSHFS lets you mount server directories directly to your local machine. Edit remote files using VS Code seamlessly and securely via SSH.

Linux

Managing Node.js, Python, and Go with asdf-vm: Goodbye Version Manager Mess

By admin August 8, 2026

Manage Node.js, Python, Go, and many other languages with just a single asdf-vm tool on Linux. The perfect alternative to nvm, pyenv, and rbenv.