Articles in Linux | UserComp.com

Installing GNS3 on Debian 12: Error Running the Application

Learn how to troubleshoot and resolve errors while installing GNS3 on Debian 12.

Using Legacy VMware Player for Modern Linux: Unity Mode with Windows Host and VirtualBox Alternative

In this tech support article, we'll guide you through setting up the Legacy VMware Player for modern Linux distributions as a guest operating system on a Windows host. We'll discuss why VirtualBox isn't a suitable alternative for Seamless Mode and address Cassowary issues. Let's get started!

Configuring User Mode Networking with virt-install: A Comprehensive Guide

In this tech support article, we will guide you through the process of configuring user mode networking options such as port forwarding, SMB shares, DHCP, and more with virt-install. Although virt-install does not provide a command-line interface to configure these options directly, we will suggest some alternative methods.

Automatically Display Fzf Command History Search Box Without Pressing CTRL-R

Learn how to automatically display the fzf command history search box without pressing CTRL-R.

Root Permissions on /mnt Directory: Understanding Who Is the Owner

This article explains the root permissions on the /mnt directory in a Linux system. It covers who owns the directory and its implications.

Failed to Enable Unit: Invalid Argument systemd-enable.service - Desktop Script Issue

Users encountering an error message 'Failed to enable unit: Invalid argument systemd-enable.service' while running a desktop script on Linux. This article explains the cause and provides a solution to the issue.

Installing GlusterFS Server using RPM on Oracle Linux 9

Learn how to install GlusterFS server using RPM on Oracle Linux 9.

SSHing Raspberry Pi 5 to Local Network using Wi-Fi

Experiencing issues SSHing into Raspberry Pi 5 on a local network using Wi-Fi? Learn how to connect and troubleshoot.

Interpreting dmesg Output: Drive Failure Imminent - Sysadmin Error

Learn how to interpret the dmesg output when a drive failure warning is displayed, and understand the sysadmin error message.

Recovering Hibernated Windows 10 SSD: Dual-Boot Setup on Lenovo Legion Pro with EndeavourOS

Learn how to recover a hibernated Windows 10 SSD while maintaining a dual-boot setup on a Lenovo Legion Pro with EndeavourOS.

Troubleshooting Proxyone SSID Setup on OpenWRT with RT-AX53U

Experiencing issues during the first 7-8 hours of OpenWRT setup on your new RT-AX53U router, with two separate SSIDs (Proxyone) being a concern? Let's resolve the problems.

Partial Command Line Completion with fzf: Complete Current Argument and Next Phrase

In this article, we'll discuss how to use fzf, a popular fuzzy finder for the command line, to complete current arguments and the next phrase in a command. This can save time and improve productivity for power users.

Connecting VPN Inside WSL (Windows Subsystem for Linux) Environment

Learn how to set up and connect a VPN inside the Windows Subsystem for Linux (WSL) environment. Understand the significance of accessing a VPN within WSL and the implications for interacting with hardware.

Benchmarking Isolated Commands in Linux: Tools for Measuring CPU Usage, Memory Usage, and I/O Metrics

Learn about tools for measuring CPU usage, memory usage, and I/O metrics when benchmarking isolated commands in Linux. These tools provide valuable insights for optimizing your system and troubleshooting performance issues.

Hiding Public IP Address with Free DNS for Home Server Network

Learn how to hide your public IP address for home servers using free DynDns. This article covers setting up DynDns for various servers including Minecraft, Git, and Teamspeak, even those running on Raspberry Pi using Docker.

Doesn't ifconfig show IPv4 address? (IPv6 related)

Users encountering issues with IPv4 addresses and ifconfig command in the context of IPv6.

Debian 12.04: Wifi Realtek Not Working - Hotspot Password Issue

Users of Debian 12.04 encounter issues with their Realtek Wi-Fi cards not connecting to hotspots, even after entering the correct password. This article offers potential solutions.

Remote Desktop on Non-Windows Guest Machines in Hyper-V (Running Windows Server 2016)

Learn how to set up Remote Desktop Protocol (RDP) for non-Windows guest machines, specifically Debian Linux, running inside a Hyper-V virtual machine with Windows Server 2016 as the host.

Finding Directories Without Specific Type Files in Linux

Learn how to find directories in Linux that don't contain specific file types using various command-line tools like find and grep.

Using PowerISO on Debian 12: Forcing Linux Binary to Use Provided Shared Libraries

Learn how to use PowerISO on Debian 12 by forcing the binary to use provided shared libraries. Follow this guide to install and configure the necessary dependencies.

Routing Windows Traffic through Linux using Socks Proxy

Learn how to route Windows machine traffic through Linux machines using Socks Proxy by changing Windows routing settings.

Troubleshooting Boot Issues with Encrypted LVM and Update-Bookworm

Users encountering boot issues due to Update-Bookworm while dealing with encrypted LVM partitions can follow this article to learn how to resolve the problem by using cryptsetup.

Installing Node.js: Replacing Direct Installation with NVM on Raspberry Pi 3 (Raspbian)

In this article, we'll guide you through the process of installing Node.js on a Raspberry Pi 3 using NVM (Node Version Manager), instead of the traditional direct installation method. After removing the previous Node.js installation and updating the system, we'll install NVM and Node.js.

Unix-Like Bootloader Boots Windows PE (Windows 11) on EFI-Based Computers

Learn how to boot Windows PE from a Unix-like bootloader on an EFI-based computer.

Understanding the Differences: Legacy Mountpoint vs. None ZFS Datasets

In this tech support article, we'll discuss the differences between using a legacy mountpoint and none mountpoint when working with ZFS datasets. We'll provide examples and use cases for each approach, helping you make an informed decision for your specific use case.

Failed to Install Debian 12 on Intel Mini PC: Grub Bootloader won't install

Learn how to troubleshoot and fix the Debian 12 installation failure due to Grub Bootloader not installing on an Intel Mini PC.

Wireguard: Communicating Peers on Interfaces - Tech Support

Learn how to configure and communicate peers on different interfaces using Wireguard. This Tech Support article offers a solution for those who have spent several days trying to resolve the issue.

Setting up OpenConnect Server on ArchLinux: VPN Connection

Learn how to set up an OpenConnect server on ArchLinux for secure VPN connections. Follow the instructions below to configure your system and enable access through iptables.

Clonezilla: Creating a Raw Image with Specific Options

Learn how to create a raw image using Clonezilla with specific options. Replace the given command with your own to clone a raw disk image.

Understanding Magento PS-EO Separator Retain Spaces cmd Column

In this tech support article, we'll discuss the Magento PS-EO separator retain spaces cmd column and how to filter it using specific commands in Linux.

Dual Booting Windows and Ubuntu 22.04 LTS on DelVostro 5581 with Separated Drives Not Working

Users of the DelVostro 5581 laptop, having installed both Windows 10 and Ubuntu 22.04 LTS on separate drives, report issues with the dual boot system. This article provides possible solutions.

Font Manager: Debugging 'Fonts Not Writable' Error Messages

This article provides a step-by-step guide to debugging 'Fonts Not Writable' error messages that appear when using the font-manager console. We'll cover the cause of these errors and how to resolve them.

Troubleshooting Zip Exclusion of Files/Folders in Shell Scripts

Learn how to exclude specific files or folders when compressing with the Zip command in Shell scripts. Despite trying various methods, the author encountered issues with excluding directories and files using the Zip command. This article provides a solution and explains the correct usage.

Setting up Airgapped Environment: A Step-by-Step Guide (Convert VMX to ISO)

Learn how to convert a VMX virtual machine to an ISO file for setting up an airgapped environment. This step-by-step guide provides instructions for both Linux and Windows systems.

TTY Support for Klipper: Allowing Mosaic Palete 3Pro Control in Connected Mode

A recent pull request in the Klipper project introduces TTY support, enabling Mosaic Palete 3Pro users to control their printers in Connected Mode.

Adjusting Sample Rate in Audio and Video Files: A Comparison Between WF-Recorder and Pipewire

In this tech support article, we will discuss how to change the sample rate in audio and video files using WF-Recorder and Pipewire. While WF-Recorder is hardcoded to encode at 44.1kHz, Pipewire defaults to 48kHz. We will show you how to make adjustments to ensure perfect sync.

Automatically Splitting Large .mp4 Videos into Smaller Files with Black Frames using FFmpeg

Learn how to automatically split large .mp4 videos into smaller files with black frames using FFmpeg. This technique is useful when dealing with videos that have either cut-off frames, transitioned cut-starts, or next videos with 2-second black frames.

Zsh: Handling Substring Change for Large Directories with MP3 Files

Learn how to handle substring changes for large directories containing MP3 files using Zsh scripts.

Unable to Connect USB 3.0 Storage Device to RHEL 8.8 VM in ESXi 6.5

This article explains how to connect a USB 3.0 storage device to a Red Hat Enterprise Linux 8.8 VM running in ESXi 6.5. Follow the instructions below to resolve the issue.

Automating File Transfers between Linux Server and Windows Machine using SSH and Expect Script in Crontab (Not Reliable)

Learn how to automate file transfers between a Linux server and a Windows machine using SSH and Expect script in Crontab. This method is not always reliable due to potential Crontab job execution issues.

Oracle Linux 7: Processes Consuming too much buf/cache memory

A recently updated Oracle Linux 7 server crashed, unable to allocate memory. Initially, processes consuming buf/cache memory seemed to be the culprit.

Unable to Submit Files via Rsync on Ubuntu VPS: Code 12 Error in Windows Terminal

Users encounter issues submitting files using Rsync on Ubuntu VPS through Windows Terminal, receiving a Code 12 error. This article explains possible causes and solutions.

UEFI Firmware Not Recognizing SCSI Devices in VM Using Virt-Manager

When creating a virtual machine using Virt-Manager and setting the firmware to UEFI, the SCSI devices are not recognized. In this article, we will explain how to resolve this issue by changing the virtual disk and CD drive from VirtIO-SCSI to VirtIO-blkdisk SATA.

How to Get the Total Actual Number of Nodes in a File System (Linux)

Learn how to find the total number of nodes in a Linux file system without using the terminal command 'df'.

Using Vim Shortcuts for Tmux Scrolling: A Solution but Long Test Failures

In this tech support article, we discuss a solution for using Vim shortcuts for Tmux scrolling. However, users may encounter long test failure logs when implementing this method. Let's explore this issue in detail.

No Space Left: Device Shows Free Space, But Nothing Works (Debian)

Encountered an issue where a Debian device shows available space, but nothing works and internet service is down. This article explains how to free up space and resolve the issue.

Troubleshooting Alias Command 'Nothing' in Tech Support

This article discusses how to troubleshoot the 'alias command nothing' issue in tech support. The problem occurs when running the alias command with the expectation of getting an output but instead receiving nothing. We'll cover a possible solution for this issue in Python, involving the use of aliases and grep.

FFmpeg 5.1.3 Stuck Opening AVFoundation Audio Device (AVerMedia Capturer)