Browse our Linux and open-source articles:
- 20 Leading Companies Share How COVID-19 is Accelerating the Future of APM
- 100 Top Observability Tools (+ Server Monitoring and APM solutions)
- 3 essential website monitoring metrics to improve how your website functions
- 5 database metrics every DBA should monitor for peak performance
- 5 Network Devices for work-from-home and Small Business
- 5 ‘other’ Independent Linux Distros You Should Try
- 50 Essential Linux Commands that You Should Know
- 50 Linux Text Editors You Should Know About
- 50 Mind-blowing ways AI will Reshape Our World in 2024
- 50 Top Observability and Monitoring Solutions – 2024
- Over 80% of all Smartphones are powered by Linux
- 80% of the web powered by PHP
- 85% of all Smartphones are powered by Linux
- 90 Linux Commands frequently used by Linux Sysadmins (Now 100+)
- Accelerate Your Website with Sitespeed.io
- After 10 Yrs of Linux, I Switched to Windows. Part 2: Still Use Linux via WSL
- After 10 Yrs of Linux, I Switched to Windows. What next?
- AI and Chatbots: The Role of Linux in their Growth
- AI in the Workplace: 16 Ways to Stay Ahead in 2025 & Beyond!
- AI Regulation: AI to Regulate Itself!
- htop and top Alternatives: Glances, nmon
- Analyze Your Website’s TTFB (Time to First Byte)
- APM Showdown: Which APM tool is right for you?
- apropos command in Linux /w examples.
- Should I stay on Arch or try Fedora?
- Which of These 2019 APM Companies’ Predictions Came True?
- atop for Linux server performance analysis (Guide)
- Attain Peak Redis Server Performance with Proactive Monitoring
- Linux Server Setup – Part 3: Automate Maintenance Tasks
- bashtop – the ‘cool’ top alternative.
- 25 Best CDN Providers 2024
- Best Linux Compatible Laptops
- Best Linux Distro (2025)
- Best Linux distro and Desktop Environment Combinations
- Choosing the Best Linux Server Distro 2024
- How I Chose the Best Managed Network Switch for My Home Lab
- 20 Best Network Switches Under $100 (2025)
- Blockchain & Linux: Exclusive Interview with Hyperledger’s Daniela Barbosa
- Boost Battery Life on Your Linux Laptop with TLP
- Boost Your Linux Command Line Productivity, Part 1
- bottom (btm) – A Comprehensive System Resource Monitor
- btop – the htop alternative
- Building an LLM-Optimized Linux Server on a Budget
- Building a Neural Network with PyTorch
- CDN Benchmarking: How to Compare the Performance of Different CDNs
- Celebrating 3 Years of LinuxCommunity.io!
- CES 2024: Live coverage and highlights for Linux enthusiasts.
- Checkout these 100% Free tools by Solarwinds
- 6 Essential Checks Before Choosing a Network Switch
- Choosing the Perfect Network Firewall Device for under $300
- Cloud monitoring 101: Benefits and best practices
- Could not increase number of max_open_files to more than… (Solution)
- cp command in Linux with examples
- Crontab Deleted by Mistake: How to Recover from ‘crontab -r’
- DeepSeek Local: How to Self-Host DeepSeek (Privacy and Control)
- df command in Linux with examples
- Diagnosing Swap Usage with smem on Linux
- How to direct-install Debian SID rolling release using mini.iso (w/ screenshots)
- Apache Performance: Disable .htaccess
- dnf error: cannot find the libbrotlidec.so.1 library (cPanel/WHM CentOS 7 to AlmaLinux 8)
- Docker monitoring 101
- dstat command in Linux w/ examples
- du – estimate and summarize file and directory space usage on Linux
- Enable Automatic Updates – Fedora/Red Hat + Bonus Tip
- Enhance the performance of MongoDB databases with proactive MongoDB monitoring
- Entrepreneurship: Can You Afford to Put All Your Eggs in One Basket?
- Finding Linux Compatible Printers
- Fix Error: Failed to download metadata for repo ‘appstream’ – CentOS 8
- Fix “Host key verification failed” – SSH
- How to fix: At least xMB more space needed on the /boot filesystem
- Free Linux Server Monitoring and APM solutions for SysAdmins
- Free vs. Available Memory in Linux
- Generating Secure Passwords for your Linux Server
- Get Started with Linux: Top 10 Commands for New Users
- grep command in Linux w/ examples
- What GTmetrix Did That Made Me Switch to SpeedVitals
- Guide to Network Troubleshooting in Linux
- HaydenJames.io is now LinuxBlog.io!
- Home Lab Beginners guide (Hardware)
- How to Enable Unattended Upgrades on Ubuntu/Debian
- How to fix GPG NO_PUBKEY Error: “The following signatures couldn’t be…”
- How to Gzip a Directory Using Linux Command Line
- How to Secure Your Linux Server from Emerging Cyber Attacks
- htop: Quick Guide & Customization
- I Think AI Saturation Will Revive this Old Web Platform
- iftop command in Linux w/ examples
- Immutable Linux Distros: Are They Right for You? Take the Test.
- Improving OpenVPN performance and throughput
- Increase the Performance and lifespan of SSDs & SD Cards
- innodb_buffer_pool_size – MySQL Performance
- innodb_flush_method & innodb_flush_log_at_trx_commit: Optimizing MySQL
- Sept 2023: Insider Threat Awareness Month – Unveiling Hidden Risks
- Install AI Models on Linux: Discover LLMs and Chatbots for Linux
- Install DeepSeek on Linux in 3 Minutes
- iostat command in Linux with examples
- 50 Top ‘Internet of Things’ Security Solutions
- iotop command in Linux w/ examples.
- ip command from iproute2 – utilities for TCP/IP networking in Linux
- IPv4: The Legacy Internet Protocol That Will Outlive Most of Us
- Is Cloudflare Argo worth it?
- Join us on linuxcommunity.io – Your New Linux Hub!
- Kali Linux non-root and no pen-test tools install w/ screenshots
- How to Kill Inactive SSH Sessions
- last command in Linux with Examples – View history of user logins
- Learn Linux: 4 Devices to boost your Linux skills (2025)
- Linux benchmark scripts and tools
- Linux Commands frequently used by Linux Sysadmins – Part 1
- Linux Commands frequently used by Linux Sysadmins – Part 2
- Linux Commands frequently used by Linux Sysadmins – Part 3
- Linux Commands frequently used by Linux Sysadmins – Part 4
- Linux Commands frequently used by Linux Sysadmins – Part 5
- Best Linux GPU Monitor
- Linux: ncdu and mc to manage large directories
- 60 Linux Networking commands and scripts
- Linux Performance: Almost Always Add Swap Space – Part 2: ZRAM
- Linux Performance: Almost Always Add Swap Space
- Linux Performance – Part 3: No Swap Space
- 9 Most Stable Linux “Rolling Release” Distributions
- SCP Linux – Securely Copy Files Using SCP examples
- Linux Server Setup – Part 2: What’s Next After Installation
- Linux Server DIY Projects for Beginners
- Linux server needs a RAM upgrade? Check with top, free, vmstat, sar
- Linux server performance: Is disk I/O slowing your application?
- Linux Server Setup – Part 1: A Beginner’s Guide
- 30 Linux Sysadmin Tools You Didn’t Know You Needed
- 30 Linux Terminal Emulators
- Linux: We need Tiling Desktop Environments
- Linux top: Here’s how to customize it
- Linux Updates: Command Line Guide
- ls command in Linux, with examples
- man command in Linux /w examples.
- Mastering Linux Administration: 20 Powerful Commands to Know
- Are you measuring Linux web server memory usage correctly?
- Memcache PHP Extensions for Memcached Caching Daemon
- mkdir command in Linux /w examples
- Monitoring PHP Performance and Diagnosing Bottlenecks
- Monthly Community Rewards November 2024
- mv command in Linux, with examples
- Tuning MySQL my.cnf? Avoid this common pitfall!
- My Search for a new Linux Desktop Environment
- My Ultimate Raspberry Pi 2/3 Starter Kit!
- MySQL 8 sample config (my.cnf example) and tuning.
- MySQL Database Performance: Avoid this common mistake
- MySQL Monitor: MySQL Monitoring Script
- MySQL Performance: Stop hoarding. Drop unused MySQL databases
- MySQL Performance Schema
- MySQL Performance Tuning: Tips, Scripts and Tools
- MySQL Query Cache for Performance, Avoid This When Tuning
- “MySQL server has gone away” error – Solution(s)
- Navigating the Linux File System with the cd Command
- Ncdu Command in Linux: Disk Usage Analysis with Examples
- netstat command in Linux with examples
- Nginx tuning tips: HTTPS/TLS – Turbocharge TTFB/Latency
- Observability: 15 Industry-Leading Companies Discuss its Evolution
- Observability, Getting Started – 20 Free Access and Open-Source Solutions
- Observability Platforms at a Glance: Which One Suits Your Needs Best?
- Observability in 5 minutes. Plus, 20 observability software vendors
- Guide to Optimizing PHP for High Traffic Sites
- Overclocking my old “Raspberry Pi 3 Model B”
- Passwordless Authentication Services
- Peplink Balance 20x Router Review
- My $300 pfSense Firewall Appliance – Part 1: Unboxing
- pfSense Firewall 2.8: Install & Config – Settings Walkthrough
- 10 pfSense Setup Changes to Make Post Install
- PHP 5.6 EOL (End of Life) – PHP 7 Compatibility Check
- PHP 8.3 is Out! – 60% Still Using End-of-Life PHP 7
- PHP 8 Compatibility Check and Performance Tips
- PHP Benchmarks: OPcache vs OPcache w/ Performance Tweaks
- PHP-FPM tuning: Using ‘pm static’ for max performance
- PHP Performance: Additional CPU cores vs Faster CPU cores
- PHP performance: oPcache Control Panels
- Pinebook Pro – My First Impressions and Setup Tips
- ping command in Linux with examples
- pstree command in Linux with examples
- Quick Tips for a more stable Arch Linux experience
- Ransomware: Implementing a “No Concessions” Ransomware Policy
- Raspberry Pi 2 Overclock
- Raspberry Pi 3 Overclock and Turbo Config
- Raspberry Pi Performance: Add ZRAM and these Kernel Parameters
- Recommended Cloudflare Performance and Security Settings (Guide)
- Remove Snap Ubuntu 22.04 LTS and 24.04 LTS
- rm command in Linux w/ examples
- rsync Command in Linux with Examples
- Running Out of RAM on Linux? Add Zram Before Upgrading!
- Securing Linux with SELinux (or AppArmor)
- Server Density: Ops are not machines. Introducing HumanOps
- Set PHP realpath_cache_size ‘correctly’
- ss command in Linux with examples
- SSH command in Linux, with examples
- SSH Security: Protecting Your Linux Server from Threats
- Stop trying to overclock the Raspberry Pi 3 B+
- Strip Down Apache to Improve Performance & Memory Efficiency
- sudo command in Linux with examples
- ThinkPad Laptops with Linux Guide (2025)
- ThinkPad T14s Gen 3 AMD Linux User Review + Tweaks
- Top Serverless Monitoring Tools + Serverless Resources
- touch command in Linux /w examples
- traceroute command in Linux with examples
- Ubuntu 22.04: Install Gnome Extensions Manager (Workaround)
- Ubuntu Pro: Get Free 10-Year Security & Livepatch Updates
- PHP memory_limit – understanding and increasing
- Upgrade to PHP 8: After 4 years, only 37% of PHP websites use it!
- uptime command in Linux
- Redis Monitoring: Tools and Solutions
- Using the find command in Linux with examples
- Your Web Host Doesn’t Want You To Read This: Benchmark Your VPS
- We’re Giving Away a T-Shirt Every Month — Join our Community to Enter!
- What CentOS alternative distro should you choose?
- What is iowait and how does it affect Linux performance?
- What is observability?
- What to buy for your Raspberry Pi 4
- What to buy for your Raspberry Pi 5