• Server Administration - Linux Commands - Linux Security - Server Security

    Troubleshooting High Server Load with Multiple PHP-FPM Versions on Ubuntu

    Running multiple PHP-FPM versions (e.g., PHP 8.2 and PHP 8.4) on an Ubuntu server with at least 16 CPUs and 60GB RAM should ideally provide smooth performance. However, if your server is experiencing high load, it’s crucial to identify the root cause and optimize your setup. In this guide, we’ll explore common issues that lead to high server load when running multiple PHP-FPM versions and provide practical solutions to resolve them. Why Is Your Server Under High Load? When running multiple PHP-FPM versions, several factors can contribute to high CPU or memory usage: Let’s dive into each issue and explore…

  • Technology Trends - Web Application Security

    ChatGPT Error Alert: What “Please unblock challenges.cloudflare.com to proceed” Really Means

    If you’ve tried to access ChatGPT recently and were met with the ominous message, “Please unblock challenges.cloudflare.com to proceed,” you’re not alone. This is a common and often confusing error that typically signals a widespread issue beyond your personal device. What is challenges.cloudflare.com? To understand the error, you first need to know about Cloudflare. Why Are You Seeing This Error? Despite the phrasing, which makes it sound like you need to do something to “unblock” the domain, the error is usually a symptom of a major outage or technical issue on Cloudflare’s end. During a widespread outage, Cloudflare’s security layer…