Performance

Troubleshooting CPU usage

Articles and information about troubleshooting system performance issues with focus on CPU usage.

Network

Articles and information about troubleshooting network performance issues and monitoring network statistics

Memory

Articles and information about how memory, such as RAM, is being used on Linux systems. Great for system administration and troubleshooting purposes.

System performance

Articles and tools to troubleshoot Linux system performance issues. Learn more about the available tools and good one-liners.

Swap memory information

Memory pages might need to be swapped to disk if the physical memory is full. Troubleshoot Linux system performance issues with focus on swap memory.

Test web server caching with curl

Want to test your web server and see if static files are properly cached? Curl can help and with some scripting even automate the task for you.

Understanding what runs on your Linux system (and why)

Linux systems have a lot of processes running by default. Let's dive into how programs are started and how you can see all details of each running process.

Linux DNS Tuning for Performance and Resilience

Linux DNS configuration is usually done during the installation of the system. With proper configuration and tuning, you gain performance and stability.

Tuning auditd: high-performance Linux Auditing

To achieve better performance with a auditd configuration, it needs to be tuned. See performance boosters like events exclusion, rule ordering, and more.

Optimize SSL/TLS for Maximum Security and Speed

Everyone loves secure websites, as long as they are quick. Let's configure our website for maximum security and performance, at the same time.