How to upgrade OpenSUSE 15.3 to 15.4 using the CLI
Right now, the most advanced OpenSUSE version is 15.4. It is an opportunity for desktop and server users running the previous 15.3 release to update to the latest software stack. …
How to Set Up WireGuard VPN on Amazon Linux 2
WireGuard is an open-source, free, modern, and fast VPN with state-of-the-art cryptography. It is like OpenSSH in simplicity and uses private and public keys. Hence, it is more straightforward as …
How to on enable kernel crash dump on Debian Linux
How do I enable kernel crash dump Debian Linux 9/10/11 using the command-line option? How can I view crash reports on Debian machine? Love this? sudo share_on: Twitter – Facebook …
How to upgrade OpenSUSE 15.2 to 15.3 using the CLI
The most advanced OpenSUSE version is 15.3 and is an opportunity for both desktop and server users on the previous 15.2 release to update OpenSUSE Linux to get the newest …
How to set up ZFS ARC size on Ubuntu/Debian Linux
When working with Ubuntu, Debian Linux, and ZFS, you will run into ZFS cache size problems. You see, not all Ubuntu or Debian servers need aggressive file caching. Some servers …
How to set up ZFS ARC size on FreeBSD
When working with FreeBSD and ZFS, you will run into ZFS cache size problems. Not all FreeBSD servers are file servers. Some servers act as backup servers. Others might run …
How To Update Samsung SSD Firmware on Linux
Typically, we apply firmware updates to fix a security issue and enhance SATA/PCIe/NVMe solid-state (SSD) drive performance. Failing to install available updates may lead to vulnerable SSD. This quick guide …
How to install Linux VM on FreeBSD using bhyve and ZFS
Bhyve (BSD hypervisor”) is a free and opensource hypervisor for FreeBSD. We can use Bhyve to run Linux, Windows, and *BSD guest operating system as a virtual machine. Let us …
How To Encrypt Root Filesystem on Linux
As a system administrator, you probably already know how important it is to encrypt your disks. If your laptop were to be stolen, even a novice hacker would be able …
How to show dropped packets per interface on Linux
How do I display dropped packets per interface on Linux operating systems from the command line option? How can I determine why a Linux server is dropping packets?We can use …