Async services have failure modes you cannot see without the right instrumentation. This post covers tokio-console for live task inspection, the tracing ecosystem for structured observability, diagnosing runtime starvation, and measuring latency at the points that matter.
Tag: performance
Async Rust with Tokio Part 8: Common Pitfalls – Blocking, Locks, and CPU-Bound Work
Most async Rust performance problems trace back to a handful of mistakes: blocking in async context, holding mutexes across await points, spawning without backpressure, and CPU work that starves the scheduler. This post covers each one and shows the correct pattern.
Shell Script Hack #4: Process Substitution – No More Temporary Files
Ever needed to compare files, process command output, or avoid creating unnecessary temporary files? Most developers create temp files for everything. There’s a cleaner, faster
Shell Script Hack #2: Parallel Processing with xargs for 4x Speed Boost
Need to process thousands of files but don’t want to wait hours? The xargs command combined with parallel processing can turn a 2-hour job into
The Complete NGINX on Ubuntu Series: Part 16 – Performance Tuning and Optimization
Master NGINX performance tuning and optimization on Ubuntu. Learn worker process optimization, caching strategies, SSL performance, and comprehensive benchmarking techniques.
The Complete NGINX on Ubuntu Series: Part 14 – Content Delivery Network (CDN) Setup
Build a powerful NGINX CDN and content delivery network on Ubuntu. Learn edge caching, geographic distribution, image optimization, and global content delivery strategies.
The Complete NGINX on Ubuntu Series: Part 10 – Logging, Monitoring, and Analytics
Master NGINX logging, monitoring, and analytics on Ubuntu. Learn advanced log formats, real-time monitoring, performance analytics, and automated reporting systems.
The Complete NGINX on Ubuntu Series: Part 8 – Caching Strategies and Performance Optimization
Master NGINX caching strategies and performance optimization on Ubuntu. Learn proxy cache, FastCGI cache, microcaching, static file optimization, and cache management.
The Complete NGINX on Ubuntu Series: Part 4B – PHP-FPM Optimization and Performance Tuning
Advanced PHP-FPM optimization and performance tuning for NGINX on Ubuntu. Learn process pool configuration, OPcache setup, multiple pools, and production hardening.
Non-Functional Requirements: The Hidden Forces That Make or Break Your Software
Non-functional requirements are the invisible forces that make or break software in the real world. This deep dive explores performance, security, reliability, usability, and maintainability—the hidden qualities that determine user satisfaction.
