Questions tagged [linux]

A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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Mount APFS on Ubuntu Error while using apfs-fure

I have an apfs disk with some information that I need to access on my desktop. I am using Ubuntu 20.04 and I have looked to this article to find all the steps I need to be able to do this (https://...
0 votes
0 answers
5 views

Cannot paste keypair into key field to create new SSH key

I had keypair in Ubuntu of Linux already, then copy it to paste into keyfield of SSH key (Github). What is my mistake?
0 votes
3 answers
3k views

How to get past hang when installing Ubuntu 18.10 (beta) in Virtualbox (Mac)?

When trying to install the current Ubuntu 18.10 (beta) desktop image (.iso) in VirtualBox (v5.2.18 r124319 for MacOS 10.13.6), I get the perennial problem of a blank screen hang after the initial ...
10 votes
2 answers
5k views

What is the difference between the X clipboards?

Primary Secondary Clipboard Cut buffers What is the difference between these? Experimenting with xclip and gedit: Setting primary Nothing happens, as far as I can tell Setting secondary Again, ...
0 votes
2 answers
11 views

Does htop have a bug in the display of process status and memory consumption?

When running a few processes, I noticed that htop showed certain process as consuming CPU, but yet were marked S in the State column (the S column)...which meant that the processes were sleeping or ...
0 votes
3 answers
3k views

Can't write partition Table

I own an Asus UX31A Prime - 8GB Ram and SSD 256GB - SanDisk. It started about two weeks ago after hibernation (Windows). The problem is that is stocks on boot/resume. I search around it by trying to ...
35 votes
3 answers
42k views

How to unlock linux user after too many failed login attempts

After trying to login with the wrong password, my account is locked. When logging in on a TTY console I get the following message mylaptop login: myUsername The account is locked due to 3 failed ...
1 vote
1 answer
3k views

How to enable service for graphical.target only on systemd?

I'm trying to enable bluetooth service, only for the graphical.target, alias runlevel 5. I'm on Debian Jessie, it's using systemd. I was told to create a symlink in the /etc/systemd/system/graphical....
0 votes
0 answers
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Erratic behavior after running startx as root

I'm using Linux (Pureos distro). When I run the "startx" command as a root in the terminal, it starts a new graphical session in the tty3. After closing it, I can't run graphical programs (...
0 votes
2 answers
8k views

Display scp progress in zenity window

I would like to graphically display the scp transfer progress of several files from a remote server to the local machine. I thought using Zenity for example. Browsing the net I found the command pv ...
2 votes
1 answer
1k views

QEMU/KVM - Getting "Error connecting to graphical console: Error opening Spice console SpiceClientGtk missing" when trying to create a VM

I am trying to create a virtual machine using QEMU/KVM. I am getting an error: Error connecting to graphical console: Error opening Spice console SpiceClientGtk missing I have looked around but ...
0 votes
1 answer
4k views

failed to register layer: ApplyLayer exit status 1 stdout: stderr: remount /, flags: 0x84000: permission denied

I want to install Docker on my vServer. I followed the instruction on their website exactly and the installation was successful. The hoster of my server offers an extra option I have to check when I ...
2 votes
2 answers
4k views

Windows-10 network no longer shows Linux machines

I have two Windows-10 PCs as well as a small laptop running Lubuntu, and a Raspberry Pi with Raspbian and an Apache LAMP server. The Windows network no longer shows the Linux machines in the network ...
0 votes
0 answers
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Correct file paths for Inkscape snap command line?

I'm trying to use the Inkscape snap provided in Ubuntu from the command line, but it fails to access my files. Using the graphical interface to open files in Inkscape works well. However, it always ...
0 votes
0 answers
7 views

How to forward client's traffic from vpn router connected to main router

I am trying to connect my dd wrt router to the main router at home, ethernet cable is connected to lan on main router and wan on ddwrt. DD WRT has connection to my VPN, when i telnet into ddwrt i can ...
0 votes
2 answers
24 views

How can I block internet access to certain Wireguard clients?

I have a working Wireguard setup, and multiple devices connect to it. I also set it up such that all the clients route their network/internet activity through the Wireguard server via "0.0.0.0/0, ...
0 votes
0 answers
11 views

Specifying other MusicBrainz entry in `abcde`

abcde automatically searches MusicBrainz to find a match for the CD track tags. I've ripped twelve CDs in a row and it works fine, but now I have a CD for which no MusciBrainz data was found. However, ...
1 vote
1 answer
49 views

Linux sometimes recognizes twice the number of cores

Recently, my department bought two pretty good (HP Z840 Workstation) second hand computers, supposedly identical. I installed Linux (CentOS 9) in both of them, no problem. When I view the CPU info ...
1 vote
0 answers
16 views

rsync errors with "stale file handle" or "error in file IO" sporadically when copying from server to HPC

I'm working on a server via SSH and needing to copy a directory from the server to an HPC with rsync: rsync -a -q "sourcedir" "username@hpc:~/destdir/" In this example, "...
0 votes
0 answers
24 views

Linker warnings with new Linux kernel

CALL scripts/checksyscalls.sh CALL scripts/atomic/check-atomics.sh DESCEND objtool CHK include/generated/compile.h LD arch/x86/boot/compressed/vmlinux ld: warning: arch/x86/boot/...
16 votes
2 answers
2k views

Why do `groups` and `groups $USER` give different results?

I want to add myself to the "docker" group. These are the commands I ran, and their output: user1@laptop-p3510:~$ sudo usermod -a -G docker user1 user1@laptop-p3510:~$ groups user1 adm cdrom ...
0 votes
0 answers
16 views

How can I configure iPXE menu settings to boot Plop Boot Manager?

I have created a big iPXE server based on an Ubuntu Server 22.04.1 system. I have entries for different Linux images, Windows installers and Clonezilla Live. Now I want to include also an entry for ...
1 vote
2 answers
4k views

How to create a new pipewire virtual device that to combines an real input and output into a new input?

My problem is this: I'm talking to some friends via voice chat and at some point I'd also like to mix some music into it. So my current setup is this: Microphone (Input device) -> Voice software ...
0 votes
1 answer
13 views

SFTP error#3: Permission denied

Till yesterday login to our Ubuntu-20.04 LTS was working fine, But today suddenly it started showing below error while trying to login. SFTP error#3: Permission denied $ ls ls: cannot open directory ...
0 votes
1 answer
6k views

ECryptfs in Arch Linux not running with an error, “ERROR: Cannot get ecryptfs version, ecryptfs kernel module not loaded?”

I was following the ECryptfs Arch Linux setup instructions, and ran into this problem: root@alarm:~# ecryptfs-setup-private --nopwcheck --noautomount ERROR: Cannot get ecryptfs version, ecryptfs ...
-1 votes
1 answer
18 views

Script to Find and Resample Audio via FFMPEG Fails on Files with double quotes

Why does this script explode when file names contain double quotation marks? for i in **/*.flac; do echo "$i"; done | parallel -j+0 --eta --joblog /tmp/parallel.log --progress --bar --...
0 votes
0 answers
24 views

How can I implement quotas in samba?

I want to create smb shares that are limited by a given quota size also I want to be able to modify the quota size in the future. While searching for a solution I came across the setquota command but ...
3 votes
2 answers
4k views

How to generate soft lockup in Linux Kernel and how to verify?

I was testing soft lockup recovery procedure of Linux Kernel. I set /proc/sys/kernel/softlockup_panic to 1. And I created a Kernel module as described in the link below. https://github.com/saiyamd/...
91 votes
17 answers
167k views

Linux "Top" command for Windows Powershell?

I am looking for a PowerShell cmdlet that can provide similar functionality to the Linux Top app. Something that refreshes at some given interval and displays the process list with CPU % util. I have ...
1 vote
1 answer
4k views

How to disable Opera alt button?

How to prevent Opera from showing opera menu on alt button press? Opera version: 10.60_pre6351, amd64, Gentoo (Linux) The menu that I am talking about is this:
-1 votes
0 answers
13 views

Kali Linux on external USB thumb drive freezing after a few seconds of runtime

I had a Kali Linux installation on an external USB thumb drive and it was working perfectly until about a week or 2 ago. Normally when I boot it up, I go to the wifi networks menu to connect to my ...
0 votes
1 answer
18 views

Can mutiple touch screen monitors, accept muti touch-dragging inputs on the same app window spanning the monitors simulaniously?

I have an application with touch-drag inputs window spanning two touch screens. (for example, ms paint) In Windows, I can draw on the app window from either touch screen, but not both at the same time....
1 vote
1 answer
16 views

Find files containing a string and execute command

How do I find files that contain a specific string and execute a command on these files? In my case, I'd like to find all *.md files that contain the string ^ - HIMS$ and stage them with git. I know ...
31 votes
3 answers
97k views

Command line: Extract substring from output

Say I run the command SayStuff $ SayStuff and the output is Watermelons and cucumbers Now. Say I want to extract the substring cucumbers from the output and pipe it into something. The way I would ...
4 votes
1 answer
2k views

Using ZModem inside command-line on Windows for file transfer over Serial

I need to transfer large files from Windows to an embedded Linux system over Serial port. People seems to be recommending ZModem to do this task. Using TeraTerm's file transfer feature, I was able to ...
3 votes
1 answer
14 views

Mount Btrfs raid 5 from failed ReadyNas 104 on Linux - aka how I restore data from my ReadyNas

After about 7 years my ReadyNas finally failed, I would expect from Neatgear detailed recovery instruction, but I read dozens of threads - my problem is not uncommon, but solution was not found. After ...
5 votes
2 answers
8k views

Boot a physical disk with EFI in VirtualBox Ubuntu 18.04 host

I used to use legacy BIOS booting on this machine to dual-boot Ubuntu 16.04 and Windows 10 across three hard drives. I used GRUB to boot to Ubuntu on an SSD and HDD combo and Windows 10 on it's own ...
1 vote
0 answers
13 views

Can mutiple touch screens accept muti touch-dragging inputs on the same app (window spanning the monitors) at the same time?

I have an application with touch-drag inputs window spanning two touch screens. (for example, ms paint) In Windows, I can draw on the app window from either touch screen, but not both at the same time....
0 votes
0 answers
6 views

Copy multiple files that a match patter into dir and subdirs to another dir linux [closed]

I have multiple folders into the path: "/home/user/IAT/main/assets/" Each folder have the following structure: "~/assets /lroot/images/batch0001/samples/" AllFolders lroot images ...
5 votes
1 answer
56 views

Is the “idle3” timeout mess still relevant on Western Digital WD Blue hard drives from 2022?

THE QUESTION: Is the “idle3” timeout still relevant for 2022 Western Digital Blue hard drives, and specifically for their WD40EZAZ line? Or should I take hdparm -J reporting an invalid exchange as ...
10 votes
3 answers
13k views

Not authorized to control networking in SSH console

I want to control Network manager from the command-line. This worked well enough in Ubuntu 10.04 (with cnetworkmanager, nmcli is another possible choice). Since the upgrade to Ubuntu 10.10 however, a ...
1 vote
0 answers
21 views

How do all the networking services fit together? [closed]

I am struggling a little with understanding what all the different networking systems do. On my Fedora workstation, everything "just works", but I am running Debian on a Raspberry Pi and I ...
14 votes
2 answers
49k views

Completely reinstall WSL

I installed WSL 1, enjoyed having Linux on my PC, then discovered the limitations of the scarce interoperability over files between the two operating systems. So I installed WSL 2 following the specs (...
0 votes
0 answers
17 views

How to implement the quota size which can be modified later in samba?

I want to give quotas for individual shares, such that I can also modify the quota size in future. I tried doing this using this https://superuser.com/a/976714 answer. Problem is file modified using ...
0 votes
0 answers
6 views

Using Rsync Transferring files from server to client too much slow?

Actually i am transferring files from one AM5728 Board to another AM5728 board (with Aargo Linux Kernel) with 1Gbps speed. Tested iperf command speed is 750Mbps. Transfer files from one board to ...
1 vote
0 answers
26 views

Matrix printer only receives ~one character when SEL is pressed

I'm trying to get an OKI microline 3390 to work, and manually sending text to it as demonstrated here: (thirty-minute video). I understand the printer has to be selected for it to work, which on my ...
1 vote
1 answer
267 views

Infotec X4 on Ubuntu with NUT

I am trying to connect an Infotec X4 UPS to NUT on an Ubuntu server. The UPS is correctly recognized by ViewPower software on a Windows laptop. This allowed me to conclude that the USB interface works ...
0 votes
1 answer
5k views

How to set the resolution on the CentOS 7 login screen?

I’ve set the screen resolution on my CentOS 7 VM. But although the resolution is correct once I’ve logged in, the login screen resolution is far too high. I cannot find a way to change it. Does anyone ...
0 votes
0 answers
18 views

Using QMI interface for SIM7600-H 4G module in Debian Bullseye

I am quite new to this, so be patient with me. I want to establish a connection via LTE over a SIM7600-H 4G module. The module is built in an IPC, so I have no choice but using this module. On the IPC ...
1 vote
2 answers
6k views

ASUS USB wifi driver in Linux - AC53 nano - EW-7811Un - Realtek RTL8188CUS

I have an ASUS AC53 Nano wifi receiver that I'm trying to get working on Solus Linux. Here's some basic info: $ lsusb Bus 001 Device 004: ID 7392:7811 Edimax Technology Co., Ltd EW-7811Un 802.11n ...

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