Articles about linux | UserComp.com

Unable to Set Max Temperature Using lm-sensors: A Solution

Learn how to update lm-sensors settings to set the maximum temperature for different chips. This article provides a step-by-step solution for the issue of being unable to set max temperatures using lm-sensors.

WSL cannot run EXE files with added options in wslconfig

When trying to run EXE files with added options in WSL using the wslconfig, an error occurs. This article explains the issue and suggests possible solutions.

Counting Occurrences of Rows with Certain Values: A Tech Support Solution

In this tech support article, we will guide you on how to count the occurrences of rows with certain values preceding other values in a table using SQL. This solution can be applied to various databases, including MySQL, PostgreSQL, and SQL Server.

Four-Drive System: One Drive Operates Slowly

Users report unusual behavior when attempting to write to four disks concurrently. The last disk (/dev/sdd) consistently operates at speeds ranging from 40MB/s to 5MB/s.

X11 Forwarding with Putty and Xming: Run Server Instead of Client-side?

This article explains the process of setting up X11 forwarding using Putty and Xming on a Ubuntu 24.04 LTS machine, connecting to a network using a Windows 10 system. It also covers the possibility of running the X server on the server-side instead of the client-side.

Is Following SNR Line Attenuation Good for Wireless Interference Troubleshooting?

Understanding following SNR line attenuation can help identify wireless interference issues. This article explains what SNR line attenuation is and how it affects wireless connectivity.

Linux: Cache Coherency DMA - Understanding DMA Handle and Sync in Kernel

In this article, we explore the concept of DMA Handle and Sync in the context of Linux kernel and its role in Cache Coherency. We delve into the details of dma_map_single() and dma_sync_single_for_device() functions.

Squid Proxy: Why Nothing is Cached After Enabling or Disabling

Users report that download times for pages remain the same even after setting the Squid Proxy cache. This article explains the possible cause and solutions for this issue.

Network Card Driver Causes Issues with One WiFi Network on Linux

A user recently encountered an issue where they could not use a specific WiFi network on Linux. The system could connect to other networks without any problems, but not the one in question. It appears that the system was able to obtain an IP address, but could not fully connect to the network.

Solving Kali Linux Update/Upgrade Issues with Version 2020.2

Learn how to troubleshoot and resolve common issues encountered during the update and upgrade process of Kali Linux version 2020.2 using the terminal.

Creating a Simple DOS Boot USB Stick: A Step-by-Step Guide

Learn how to create a simple DOS boot USB stick for updating BIOS or using DOS files. Follow this step-by-step guide to make your USB stick bootable with DOS.

CRG9 Monitor: Solving Different Issues with Stuttering, Tearing, and Lag on Arch Linux

Learn how to address common issues like stuttering, tearing, and lag on a CRG9 monitor when using Arch Linux with Xorg and Compton/Picom compositors.

Installing the Latest FFmpeg Version on Ubuntu: A Simple Guide

Learn how to install the newest FFmpeg version on Ubuntu with our easy-to-follow guide. Keep your multimedia tools updated.

Text-Based Network Monitoring Software for Host Reachability: A Simple Solution

Discover the benefits of text-based network monitoring software for maintaining and monitoring the reachability of routers, switches, and other network systems. Simple, efficient, and ideal for tech support.

Properly Creating and Using a Bootable Disk Image in VirtualBox (Linux)

Learn how to properly create and use a bootable disk image in VirtualBox for Linux. The following steps will guide you through the process of creating a disk image using `dd` command and making it bootable in VirtualBox.

Date Format Wrong Order: Fixing Thousands of Records

Learn how to correct date format issues in large databases using SQL queries and tools like MySQL and PostgreSQL.

Root Assigns Global IPv6 Addresses Dynamically: Allowing or Disallowing Access to Local Network Devices

Root users in Linux systems can assign global IPv6 addresses dynamically. This article explains how to allow or disallow root access to local network devices using these addresses.

C-Shells: Tar Redirect and Restore to Another Location

In this tech support article, we will guide you through the process of tar redirection and restore using C-Shells. Learn how to extract a tar archive to a different location and restore a tar file to its original state.

Connecting Another WireGuard Server to an Existing One: VPS Open Ports and NAT Solutions

Learn how to connect another WireGuard server to an existing one, even if the new server is behind a NAT or VPS with open ports. Discover practical solutions for PC-to-PC and phone connections.

Large NTFS Disks Causing Ubuntu 24.04 Hang during I/O Operations

Users have reported that performing I/O operations on large NTFS disks, such as 1TB or 2TB, causes Ubuntu 24.04 to hang. Symptoms include a frozen system, unresponsive SSH ping, and an unresponsive keyboard.

Live Build Error: cp: not a directory /boot/vmlinuz-*: No such file or directory

Encountered an issue during a fresh Debian Bookworm installation using Live-Build, with a sudo ldconfig and lbconfig error related to firmware-linux-nonfree. This article explains the cause and provides a solution to resolve the 'cp: not a directory /boot/vmlinuz-*: No such file or directory' error.

Setting up SFTP Server on Ubuntu 24.04 LTS: Troubleshooting Folder Copying

Learn how to resolve issues with copying folders when setting up an SFTP server on Ubuntu 24.04 LTS. This article covers common causes and solutions.

Solving Problems with Proxy Servers: A Workaround for ISP Router Configuration in Squid

This article provides a workaround for users who encounter instability when setting up a proxy server (Squid) and are unable to configure their ISP router. Two methods are suggested: using Firefox settings to enter exceptions or manually configuring the router.

Setting the Location of an External Drive using Volume ID

Learn how to set the location of an external drive using its Volume ID in various operating systems: Linux, Windows, and MacOS.

Recovering Damaged LUKS-Encrypted BTRFS Partition in Virtual Machine

A user reports issues with a Virtual Machine's UI, which became buggy during the process of copying files from a hot-pluggable virtual disk image. The actual problem turns out to be a damaged LUKS-encrypted BTRFS partition. In this article, we'll discuss methods to recover the damaged partition.

Unable to Access Specific Image on Local Web Server: Permission Errors

Users updating banner images on their websites encounter permission errors when trying to display the new image. This article provides solutions for Linux, Windows, and MacOS users.

Sharing Internet Between Two Computers via Ethernet: Linux and Windows

Learn how to share an Internet connection between two computers using Ethernet, one running Linux and the other Windows.

Changing Root Without Side Effects: Keeping Your Environment Intact

Learn how to change root in your current shell without entering a new subshell or affecting your environment. This tech support article provides steps for Linux, Windows, and MacOS.

Indefinitely Restarting Systemd Services: Success or Failure?

Learn about the implications and techniques for indefinitely restarting Systemd services that failed or were killed, with examples.

Extending EMMC Lifetime for Linux Devices with Ext4 Filesystem

A user with a Linux device using EMMC storage and Ext4 filesystem is experiencing reduced lifespan due to write cycles. This article suggests methods to extend the EMMC lifetime.

Installing Memcached using PECL on Linux

Learn how to install Memcached on Linux using PECL (PHP Extension and Application Repository). Follow the instructions below to update your package list, install the required dependencies, and install Memcached using PECL.

How to Change Directory and Decompress Tarballs in Tech Support

Learn how to change directories and decompress tarballs during tech support with examples using wget and tar commands.

OpenStack Horizon: Invalid Path Redirect in WebSSO Login (Keystone API)

This article provides a solution for an issue encountered during setting up OpenID Connect login for the OpenStack Horizon interface. The problem involves an invalid path redirect during Keystone API authentication.

Ctrl+C Character Interference in ArchLinux and Gnome46 Applications

Users have reported that the Ctrl+C character is being intercepted in certain applications while using ArchLinux and Gnome46. This can lead to script abortions and other unexpected behaviors. This article provides solutions for resolving the issue.

Bind Mounts: Alternatives when Target Already Exists?

When working with bind mounts to read-only files or directories in specific locations, an error may occur if the target already exists. In this article, we will discuss alternatives and workarounds to overcome this issue.

Systemd Coredump: Reused PID and Extracting Actual Coredump

Learn how to handle and extract actual coredumps when using Systemd's coredump management system call. Discover what happens when a PID is reused.

Linux Installation Stalls: Monitor Goes to Sleep Mode

During Linux installation on an SSD, the monitor enters sleep mode, causing the installation to stall. This article provides possible solutions to prevent the monitor from sleeping and successfully complete the installation.

Dual-Booting Linux (Manjaro) and Windows: Managing Files and Folders on Separate SSDs and a Shared EXT-FAT HDD

In this tech support article, we'll guide you through managing files and folders in a dual-boot system with Linux (Manjaro) and Windows installed on separate SSDs, as well as a shared EXT-FAT HDD.

Find Maximum Output Resolutions Supported by HDMI Build-in Graphics Output in Linux (Fedora, case sensitive)

Discover the maximum output resolutions supported by HDMI build-in graphics on Linux, specifically for Fedora.

Incorrect FSTAB Mount or Disk Usage Issue: A Tech Support Guide

Experiencing issues with incorrect FSTAB mounts or disk usage? Learn how to troubleshoot and resolve common problems related to adding a second disk, RPIGIVE, and cleanup/free space.

Can Linux Kernel Access Page Table Virtual Memory?

The Linux kernel can interact with page tables, which manage virtual memory mappings. While it doesn't directly access virtual memory, it uses page tables to manage and manipulate the mapping of virtual addresses to physical addresses. Therefore, the Linux kernel indirectly manages virtual memory through page tables.

Unable to Adjust Firefox Window Size in Kali Linux

This article provides a solution for users experiencing issues with adjusting the Firefox window size in Kali Linux. The terminal command to resolve the problem is provided.

Unable to Access External HDD: Printer Shows Instead

Users report that their external HDD is not showing up in File Explorer or My Computer, but instead, a printer is displayed. This issue can occur on both Windows and Linux systems. In this article, we'll explore possible solutions to help you access your external HDD.

Troubleshooting CPU Slower IDs with Intel i9-13900K: A Linux Perspective

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