Verdant TCS

Why is my WaaS network slow? Table locking and MySQL RAM allocation

WaaS networks are database intensive websites, and this is something many WaaS networks go through as they begin to grow in size and traffic. Sometimes this is because the server simply isn’t big enough for the network anymore, and sometimes it can be solved by increasing the MySQL’s RAM allocation. This article will walk you […]

How to use the top command to monitor system processes and resource usage

Part 1. Introduction One of the many great things about Linux is that it comes with system monitoring tools like top and htop built right in. In this article, we’ll dive into the top command and how you can use it to monitor your systems processes and resource usage. htop can actually be a better tool for pinpointing some performance issues, but both […]

How to use the htop command to monitor system processes and resource usage

Part 1. Introduction htop is the prettier, more colorful, and slightly more up-to-date version of top. A few metrics such as steal and iowait are easier to see in top, but for most other purposes, htop may be the better tool for troubleshooting server performance issues. Here is our article on top, we’d recommend you start there and then come back […]

Diagnosing 502 Errors

TABLE OF CONTENTS  About 502 Errors Common Causes Step 1. Check PHP via Monit Step 2. Check your DNS and Cloudflare Step 3. Check your Nginx Error Log Step 4. Enable PHP Slow Logging Step 5. Check CPU Usage (if applicable) Step 6. Your Websites Database Tables are Locked Next Steps IMPORTANT If PHP and […]

Diagnosing 520 Errors

Third-Party Software Notice Our support team cannot provide support for third-party software and services. However, if you need assistance or spot an issue with this article please post in the vCanopy Community Forum, and we will make necessary updates/improvements where needed. Introduction  520 errors are CDN-specific, not web server-specific, and are a catch-all error. With […]

Sites are Down! Part 1: Here’s What Everyone Needs to Know

Introduction If your websites have been running smoothly for more than a few days, the chances of them running into a serious issue or “going down” is incredibly rare. However, a few key pieces of information can be incredibly empowering for if things do ever go wrong If you’re using best practices and you use your […]