MongoDB is an open-source NoSQL database management system that stores data in JSON-like documents. It’s designed to handle large volumes of data with a document-oriented architecture and can operate without a predefined schema,…
Some time ago, I received an email from a client experiencing slow performance issues with a LEMP (Linux, Nginx, MySQL, and PHP web server). During a full audit, I found that the server’s…
Upgrading from CentOS 7 to AlmaLinux 8 is a significant step towards ensuring that your systems remain secure, supported, and up-to-date with the latest features and security patches. AlmaLinux 8, as a community-driven…
To build experience with Linux commands, there are a few things you can do. First, try to use the command line interface as much as possible. This will give you practice with the…
The official alternative to CentOS 8 is CentOS Stream. Read: Converting from CentOS Linux to CentOS Stream. According to Chris Wright, Red Hat’s CTO, the CentOS Stream project provides “a rolling preview of…
atop -m Additional examples of using the ‘atop’ command for Linux server performance analysis: atop -c atop is an ASCII full-screen performance monitor that can log and report the activity of all server…
htop uses a cursor-controlled interface for sending signals to processes. One example where this is helpful is: you don’t have to type in PIDs; select one or more processes using your mouse cursor…
For added security, you can also use additional tools or services, such as ModSecurity and Sucuri. Or, instead of CSF + LFD, you can use APF + BFD. There’s also bitninja.io, Imunify360 and others….
My Home lab – a work in progress (everything pictured is listed below) As of today, I’ve almost completed the setup of my new Home lab, and it’s now fully functional. I’m pleased…
