Tutorials
In-depth technical tutorials, guides, and infrastructure best practices.
Fix IRQ Imbalance Latency on Linux: IRQ Affinity and NIC Tuning
Fix random Linux latency spikes by detecting IRQ imbalance and pinning NIC interrupts to specific CPU cores with proper IRQ affinity tuning.
Vertical Scaling Fails in Production
Vertical scaling eventually fails in production because you hit hardware limits, centralize risk on a single server, and often pay more for less resilience than a horizontally scaled architecture.
Nginx vs Apache Performance for High Traffic Servers
Use Nginx for high-concurrency, static-heavy workloads and Apache for flexible, module-rich dynamic sites, then benchmark both on your stack to pick the fastest option.
PHP-FPM Max Children: Production Sizing Formula for High Traffic
Prevent PHP timeouts and out-of-memory crashes by calculating pm.max_children based on available RAM and average child process size, then tuning it to match your real traffic.
Nginx Slow Requests: Why CPU Looks Fine but Requests Are Slow
Diagnose and fix slow Nginx requests by enabling detailed logging, checking upstream response times, and tuning timeouts, buffers, and keepalive settings.
Containerizing AI Inference with Triton Server for GPUs and Python Backend
Serve high-throughput, low-latency AI inference by deploying your models on NVIDIA Triton Inference Server with HTTP/gRPC endpoints and automatic dynamic batching.
Advanced Nginx Caching Strategies for High-Load Servers
Optimize server performance under heavy traffic by implementing advanced Nginx techniques like microcaching, serving stale content, and cache locking.
Monitoring Linux Logs with OpenSearch and Filebeat
Centralize your Linux server logs by configuring Filebeat to automatically ship data to OpenSearch for real-time monitoring.
Building a High-Performance VPS with Nginx and Cloudflare Edge Rules
Reduce your VPS load and accelerate page speeds by implementing Cloudflare Edge Rules alongside Nginx, allowing you to force aggressive edge-caching for static assets while passing only dynamic requests back to your server.
DevSecOps: Integrating Security Scans into CI/CD
Secure your software delivery by embedding automated vulnerability scanning directly into your CI/CD pipeline to catch threats before they reach production.
How to Detect and Fix Disk I/O Bottlenecks with iostat and atop
Monitor and troubleshoot high Linux disk I/O by utilizing built-in command-line tools like iostat to track overall device read/write speeds and iotop to identify the exact processes causing storage bottlenecks in real time.
How to Automate Linux Backups with a Simple Bash Script
Protect your server data by deploying a Bash automated backup script that compresses files into .tar.gz archives, rotates older backups to save space, and ensures file integrity by verifying the archive and generating SHA-256 checksums.