You may get a device is busy error when you try to unmount a partition in Linux using the umount command:
Continue reading “Can’t Unmount Linux Partition: Umount – Device is Busy”
Category: Linux
Let’s say you want to be notified every time someone connects to your Linux hosts via SSH. This article shows how to configure the Zabbix trigger to notify you when a user logs in to a Linux host using SSH.
Continue reading “Enable Zabbix Alert for SSH Login on Linux”
You can use the built-in network recycle bin to automatically save all files deleted by a user on the Samba file server on Linux. For this, the vfs_recycle (Virtual File System) module is used.
Continue reading “Enabling Recycle Bin for Samba File Server”
On Linux, you can use the cups-pdf package to implement a virtual PDF printer. What is a PDF printer? This is a virtual device that is added to the system as a regular printer and when a document is sent for printing, it generates a PDF file from it.
On Linux, a history of recent console commands is stored in the .bash_history file. You can view the contents of this file with any text editor or with the command:
Continue reading “Add a Timestamp to Bash Command History on Linux”
In this article, we will look at how to install a Zabbix Agent on Linux, connect it to a Zabbix server, and configure data encryption using PSK.
I most often use the following command to find out the version of Linux on the host:
# lsb_release –aContinue reading “How to Check Linux OS Version with Command Line?”
In this article, we will show you how to install Nvidia video card drivers on a Debian Linux distro.
Continue reading “How to Install the Nvidia Drivers on Debian?”
When a Docker container starts up, it gets a dynamic IP address by default. In this article, we will show you how to assign a static IP address to a specific Docker container.
If you clone Linux virtual machines on your hypervisor (whether it be VMware ESXi, Hyper-V, or KVM/Proxmox), they will get the same IP address from the DHCP server after powering on, even if the VMs have different MAC addresses.