If you’re using nginx as your preferred web server, reverse proxy, load balancer or HTTP cache, then you might be familiar with HTTP response headers. Nginx allows you to customise those HTTP response headers very easily.
Wi-Fi analysis and site surveys with NetSpot
Call me old fashioned, but I really prefer a good old classic Ethernet cable over all these black magic wireless technologies. However, I must admit I also love mobility and therefore I’m kinda forced to use Wi-Fi. But what happens if your wireless signal is bitching around again?
sysctl tuning on Linux
While most Linux Kernels nowadays come with nice sysctl defaults, there’s always room for improvement. Some parameters can be used for performance tuning, others can be critical for security hardening. What is sysctl? sysctl is an interface to view and dynamically change parameters in Linux and other *NIX operating systems. In Linux, most of the dynamic Kernel settings can be […]
Kernel 4.0: lazytime
With lazytime, the Linux Kernel 4.0 brings a new feature which lazy updates the file timestamps on the disk.
Mount options – atime vs relatime
Have you ever asked yourself, what the difference between the mount option atime and relatime is? In this short blog post, we tell you the main difference of these options and for what you should use relatime.