Articles in Linux | UserComp.com

Upgrading Linux Kernel Version without Compiling Everything: Incremental Patches

Learn how to upgrade a Linux kernel version using incremental patches without the need for recompiling everything. Preserve system stability and save time.

SELinux: Custom Policy Implementation - Terminal Context Unconfined Failure

Learn how to troubleshoot and resolve SELinux custom policy implementation issues related to terminal context unconfined failures.

Proxy Doesn't Redirect Traffic on VPS Server: A Solution for Shadowsocks and Imp proxy Users

Users of Shadowsocks and Imp proxy on VPS servers report issues with traffic redirection. This article provides a solution for the problem.

Compiling an Older Version Kernel for Bullseye (Debian) to Run Older Linux Applications on VirtualBox

Learn how to compile an older version kernel for Debian Bullseye to make it compatible with older Linux applications in VirtualBox.

Why Does 'settmuxstyle' Command Succeed Only Once Every 24 Hours?

Users report that the 'settmuxstyle' command in the terminal only works once every 24 hours. This article explains the reason behind this issue and provides potential solutions.

Managing Memory and Processor Swap in WSL2 with Docker Desktop on Ubuntu

Learn how to manage memory and processor swap effectively in WSL2 with Docker Desktop on Ubuntu. This article explains the importance of these settings and how to configure them for optimal performance.

Migrating RHEL 6 Email Server to RHEL 9: Installing Postfix with MySQL Client

Learn how to install and configure Postfix email server with MySQL client on a new RHEL 9 server during the migration process from an old RHEL 6 server.

Understanding the Meaning of Linux Thinks WiFi card as Ethernet Interface with Intel Wireless-AC9260

Two laptops, one running Ubuntu 22.04, identify the Intel Wireless-AC9260 as an Ethernet interface. In this article, we explain the reason behind this phenomenon.

Identifying ZFS Busy Pool After System Migration

Learn how to identify a busy ZFS pool after migrating a system from Ubuntu to another platform. This article explains the steps to check the status of your ZFS pool and ensures data safety.

Black Screen with Blinking Cursor in Kali Linux: Troubleshooting Steps

Learn how to troubleshoot a black screen with a blinking cursor issue in Kali Linux. Follow these steps to try and resolve the problem.

Fedora 40 Upgrade: Lost Network Connectivity

Users report losing network connectivity after upgrading to Fedora 40. DNS resolution fails, and ping access is not possible.

Docker on HyperV: Persistent Volume Not Working with Windows Prox64, Docker Desktop 4.25.1, and Kubernetes

Users report that Docker persistent volumes are not working correctly on HyperV with Windows Prox64, Docker Desktop 4.25.1, and Kubernetes. This article provides potential solutions for troubleshooting and resolving the issue.

Linux Boot RAID1 with ESP/boot/grub and OS using btrfs raid1 in Artix Linux Custom Build

Learn how to set up a Linux system with RAID1 using Artix Linux, GRUB, and btrfs for the root filesystem. This guide covers installing Artix Linux as a NAS or Media Server and configuring the bootloader.

Making Informational Pop-ups Shorter in Linux Mint for Tech Support

Seniors and many others have shown interest in learning computers. Discover how to make informational pop-ups shorter in Linux Mint to enhance tech support.

Optimizing External Screen Use on ASUSTUF15 (2023) with Optimus Laptop, RTX 4070, and Fedora 40

This article explains how to optimally use an external screen with the ASUSTUF15 (2023) Optimus laptop featuring an AMD CPU and Nvidia RTX 4070 discrete GPU, running Fedora 40. We'll cover graphics configuration for Wayland and ensure smooth operation.

Sudoapt Update Not Working on Parrot 5.3: Docker Repository Error

This article provides a solution to the error encountered when running 'sudoapt update' on Parrot 5.3, which results in a Docker repository error.

KSH-Syntax Compatible Bash: Refactoring Scripts from KSH to Bash

In the process of refactoring scripts from Kornshell (KSH) to Bash, it was researched extensively online to find KSH syntax compatible with Bash. Despite extensive research, no clear answer was found on how to make Bash scripts KSH syntax compatible.

Resolving Dual Router Issue with DDNS nextcloud Server on Ubuntu 24.04

This article provides a solution to a common issue encountered when setting up a Nextcloud server on Ubuntu 24.04 with dual routers and DDNS.

OpenBox Hides Cursor on Raspberry Pi: A Tech Support Query

A user reports that OpenBox, the autostart GUI application on Raspberry Pi, launches applications but leaves the cursor visible in the middle of the screen. Let's explore a possible solution.

Fixing Frozen Terminal During Gforth Installation

Learn how to fix a frozen terminal during the installation of Gforth using GitHub tarball.

Accessing Another User's Gnome Wayland Session: Shutdown Options

Learn how to access and shutdown another user's Gnome Wayland session on a Linux system. This article covers opening a new VT session and starting the Gnome shell for the other user.

Bash Scripts and the use of mxtrace-attach for Already Running Processes

In Bash scripting, the mxtrace-attach command is used to obtain information about a command of interest that might otherwise be unobtainable. This article explains how to use mxtrace-attach in a Bash script.

Docker on WSL + Kubernetes Crashes in Windows 11

This article discusses the issue of Docker crashing when using Kubernetes on Windows 11 WSL (Windows Subsystem for Linux). We provide suggested solutions to help resolve the problem.

Compiling Okular on Windows using MSYS2-mingw64: A Solution to Pre-compiled Version Issues

This article provides a step-by-step guide to compile Okular on Windows using MSYS2-mingw64. Pre-compiled versions of Okular on Windows may encounter issues, such as slow performance and pen input generating zigzagged or spiky lines. By compiling Okular yourself, you can ensure a stable and optimized experience.

Unable to Maintain Connections Outside of a Docker Container (GVM Community Edition)

This article provides solutions for users experiencing connection issues outside of a Docker container running GVM Community Edition.

Troubleshooting AMDGPU Driver Bugs: Capturing Stack Traces in Prism Launcher (Flatpak)

This article provides a step-by-step guide on how to capture stack traces for AMDGPU driver bugs encountered while using the Prism Launcher in a Flatpak environment. Understanding these traces can help identify and resolve the underlying issues.

High Availability Redis Cluster on K8s: Managing Shards and Master Node

Learn how to manage Redis Cluster for high availability with shards and master node on Kubernetes. Master node and replica nodes, data division, and shard management techniques are covered.

Docker Compose IP Range: Not Accessing Deluge via MacVLAN (192.168.100.40-49)

This article discusses issues with accessing Deluge using MacVLAN and Docker Compose IP ranges. It offers potential solutions and suggestions for troubleshooting.

Extracting Images from PDF Files using PDFtk: A Comprehensive Guide

In this tech support article, we will guide you on how to extract images from PDF files using PDFtk, a powerful command-line tool. Learn how to extract individual images, regardless of their size or location on the page.

Minecraft Server: Unable to Use IP Address for WireGuard Connection

Learn how to troubleshoot Minecraft server connection issues when using a WireGuard VPN. This guide covers IP address problems caused by ISP restrictions.

Grep Command Not Working with iwconfig: Troubleshooting Steps

If you're encountering issues with the grep command not working with iwconfig, follow these troubleshooting steps to resolve the problem.

Extending Partition for Dual Boot Setup: Windows/Linux on New Hard Drive

Learn how to extend a partition to accommodate a dual boot setup with Windows and Linux on a new hard drive.

CentOS Linux End of Life: CentOS Project Announces Shift to CentOS Stream

The CentOS Project announced in December 2020 that they would discontinue CentOS Linux and shift their focus to CentOS Stream. CentOS Linux 8 reached its end of life on December 31, 2021. Read more to learn about the changes and what it means for CentOS users.

Migrating Samba File Server from openSUSE 15.5

Learn how to migrate a perfectly functioning Samba file server from openSUSE 15.5 to a new operating system.

Resolving Doubts about UEFI Booting on Old Machines with Outdated Operating Systems

This article provides solutions for users experiencing issues with UEFI booting on old machines that cannot install a grub bootloader.

Ubuntu Lockscreen Doesn't Recover from HDMI Connection

Users report issues with Ubuntu where the lockscreen doesn't recover after using the OS key + L shortcut to connect an external display via HDMI. The screen remains blank despite attempts to wake up the display.

Delete/Uninstall Plugins Folder in GIMP: A Step-by-Step Guide

Learn how to delete or uninstall the plugins folder in GIMP for various operating systems like Linux, Windows, and MacOS.

Display Wireless Network ESSID using 'iwconfig' command in Tech Support

Learn how to display the Essential Service Set Identifier (ESSID) of a wireless network interface using the 'iwconfig' command in Tech Support.

Configuring Source NAT for Multi-Interface Systems: Specify Different Source Addresses

In this tech support article, we will guide you through the process of configuring Source NAT for a system with multiple interfaces, each having different source addresses. We will explain how to set up masquerading for public and private IP addresses.

Differences Between Ubuntu VDI and VHDX Files in VirtualBox: Safely Deleting CanonicalGroupLimited Folder