Monitoring & Server Setup
Monitor server load, disk, CPU and memory with email alerts
A small shell script, run from cron every 5 minutes, that checks four health numbers and emails y...
Auto-create home folders for Active Directory users on RHEL / Rocky
When Linux servers are joined to Active Directory (SSSD or winbind), domain users who log in for ...
A production warning banner, safer aliases and a colour prompt for every login
Drop-in files in /etc/profile.d/ apply to every user's login shell. Here are three small ones. 1....
List listening ports and the programs using them
Before you publish a new container port, check what is already listening. ss shows everything; th...
Email yourself an internet speed test report
Run Ookla's speed test on a Linux box and email the result, for example to keep a record of your ...