Everyday Notes from a Unix Administrator. A website created to serve as online notes, documentation, tips and tricks for System administrators.
USB Ports and Versions Explained
Universal Serial Bus, more commonly known as the USB has been around for quite some time now with almost everyRead more.
Setup Master Slave replication in MariaDB
Databases are arguably one of the main component of any modern application. And one of the most popular implementation ofRead more.
How to remove unused kernel images from CentOS/RHEL systems
Every time you update your CentOS Linux and the update includes a new kernel image update the system will notRead more.
Recover disk usage after deleting large file in Linux
Disks getting full on Linux is a common scenario any administrator have probably experienced. There are usually some large filesRead more.
Changing Kernel Parameters on HP-UX
If you are installing an application on HP-UX (usually Database programs) and it requires specific kernel parameters, you can makeRead more.
HP-UX LVM change VG Max Size
In HP-UX if you need to adjust an existing LVM Volume Group Max Size to accommodate a new physical disk,Read more.
Installing OS to Raspberry Pi using Windows
This tutorial will walk through installation of OS for the the Raspberry Pi. The Raspberry Pi will not start withoutRead more.
Setup VNC for remote access on Raspberry Pi
Most of the time, I’m using SSH to connect remotely with the Raspberry Pi. If you are more accustomed toRead more.
Configuring Elastic Load Balancer on Amazon EC2
Load balancers are used to distribute the requests/queries to multiple server instances. Most web infrastructures have multiple front-end servers thatRead more.
Cloning you Instances on Amazon EC2
Multiple front-end web server setups are almost always in use these days. Instead of just one server serving web traffic,Read more.