Servers, CI/CD, shell
Install Prometheus 2.54.0 on Ubuntu 24.04 using the official binary. Configure basic metrics collection, start the servi…
Install BIND9, configure it to forward queries to upstream resolvers, and verify the setup with dig commands.
Stop API abuse by setting up Nginx limit_req zones. Configure the limit_req directive to throttle requests per IP, prote…
Create a custom timer unit and service file to execute a script automatically every 15 minutes on Linux systems using sy…
This guide walks you through enabling SELinux in enforcing mode on a fresh CentOS Stream 9 installation using the comman…
Create a dedicated physical volume group on Linux to isolate database storage, ensure consistent I/O performance, and si…
Switch SELinux from enforcing to permissive mode on CentOS Stream 9 using the setenforce command or by editing the confi…
Configure Redis memory policies, eviction strategies, and persistence settings to prevent OOM errors and ensure stable p…