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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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15 views

Am I using foremost (disk recovery tool) correctly?

I have a MacBook, and I meant to do a dual boot with Ubuntu, but after I created the partitions, I clicked "Erase disk and install Ubuntu", so the partition I had created for Ubuntu was not utilized, ...
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0answers
16 views

Drop one packet from stream

I'm searching for a way to drop one packet of (UDP) multicast stream. Is this possible by userspace utilities or the only way would be injecting some code to kernel IP stack? I expect it should ...
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0answers
12 views

Puppet: Ensuring a Specific Configuration Line Exists in the “ssh” Section of /etc/sssd/sssd.conf

We have a cluster of nodes whose configuration is maintained by Puppet. Puppet ensures that sssd is installed via: service { 'sssd': ensure => running, enable => true, require => ...
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0answers
10 views

UDOO need TV monitor to display on an other monitor

I've got a UDOO Ultra card on my robot and also a Koolertron Monitor (https://www.amazon.fr/dp/B0714DQPJW/ref=cm_sw_r_cp_api_i_0pcfCbCYSXAXR). The problem is that the Ubuntu 16.04 installed on the ...
0
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1answer
12 views

no network access in /etc/network/if-up.d script

I have a raspberry pi behind a NAT and a remote virtual server. I want to be able to access the pi via remote shell from outside. To achieve this I created an executable file /etc/network/if-up.d/...
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0answers
15 views

How to install WINE in a linux server using clone method from GitHub?

I tried to install by downloading from linux terminal and running the commands $ cd wine-3.0-rc1 $ ./configure --enable-win64 $ make # make install and gives always error and fail to proceed. Since ...
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0answers
22 views

Kali Linux is Lagging in a Fast Laptop [on hold]

I made a USB Persistence Kali Linux 2018.4 and the USB Drive is a Kingston 16GB 3.0. My Laptop Specs are: 16GB RAM, 4GB Graphics NVIDIA GeForce GTX1050Ti but with this fast laptop, kali linux lags ...
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1answer
23 views

Error when executing command

This was my input while trying to minimize my protein structure in AMBER. $sander -O -i Min.in -o Min.out -p prmtop -c inpcrd -r Min.rst and the output said -bash: -O: command not found This has ...
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0answers
14 views

wifi connected but no internet access in ubuntu 16.04 lts

In my ubuntu 16.04 lts wifi is connected but no internet access where problem exit & How to fix this problem?I already try google,askubuntu,superuser,unix & linux all solution but not working....
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0answers
9 views

Every startup i need to manually run fsck /dev/mapper/ubuntu--vg-root

Hi every day when I start my ubuntu 18.04, then it's not starting and gives a below error. (initramfs) exit /dev/mapper/ubuntu--vg-root contains a file system with errors, check forced. Inodes that ...
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1answer
6 views

Image installation on prod server?

We have Linux server on production hosting Mysql/Crons/other process like java/PHP/Python etc.Its physical server on some data center(not AWS/Azure) We need to upgrade the server disc. Our devops has ...
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0answers
5 views

Add sudo user in boot2docker?

There is no sudo group. adduser username is what I've used to add a user, but he is not a sudoer. usermod does not exist. I cannot manage packages as root. I am logged in as root.
0
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1answer
8 views

When running clang++ in Arch it immediately segfaults

I get the following output if I simply run clang++ without arguments in my terminal (Konsole). I installed Clang from the extra/clang version 7.0.1-1 package with kernel 4.19.8-arch1-1-ARCH. Other ...
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0answers
7 views

I have encrypted LVM2_member partition I want to mount and access the data on but I cannot

TLDR; I have a encrypted luks partition which is a VG member I cant access, I have the password for the volume. I just want to mount it so I can get some data off of it. All of this is running on ...
1
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0answers
29 views

Over 100% objects are degraded, how this is possible?

Situation Running a really small ceph cluster: with three nodes (each containing mon, osd and mds) an admin VM (containing also a mgr-service) a pool replicating three times Just to play around ...
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0answers
10 views

Can't start LXC containers containing CIFS mount

I have a whole bunch of LXC containers set up. One of these contains a directory which I'm sharing via SMB. Those LXCs which mount this SMB container using CIFS will no longer start, nor will the ...
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0answers
9 views

Unable to bind ` to global shortcuts in Linux

I would like to use alt+` as a custom shortcut. However when I bind it to this shortcut it won't execute. As soon as I put it to another it works. Does Not Work alt+` Works alt+`
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1answer
20 views

nmcli requires password to connect to VPN when nm-applet is not running

When I run nmcli connection up id VPNNAME when nm-applet is not running it requires a password Warnung: Das Passwort für »vpn.secrets.Xauth password« ist nicht in »passwd-file« definiert. nmcli darf ...
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0answers
22 views

How to run my app with root privileges on macOS? [migrated]

I am working on a simple C/C++ project in which I have to collect a bunch of files from a bunch of macOS specific directories. But some directories/files require root access. I know that I can open it ...
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0answers
13 views

ssh into vm running ubuntu server from putty

I know its a common question and a bit noobish but i have only recently started using Linux so please bear with me. I installed Ubuntu server recently as a vm in virtual box and everything working ...
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0answers
16 views

No wireless signal on HP 250

I have got a HP 250 G4. In Windows 10, WiFi was working just fine, but now, with Arch Linux, the card doesn't seem to catch signals when I'm more than 3m away from my AccessPoint. This happens with ...
0
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1answer
16 views

Pulse Audio Virtual Device | Making it a 5.1 Channel audio device, and then distribute individual channels tto different devices

What I am looking for is a way to make an aggregate device that allows you to split out the individual channels of the virtual device to individual channels of separate hardware devices. I was ...
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0answers
12 views

If I only have browser-based firewalls, like uMatrix, should I still be setting up other firewalls, like ufw?

I have a bunch of browser-based protection, set up -- uMatrix, uBlock Origin, HTTPS Everywhere, etc. But, should I be setting up other firewalls (like ufw) to only allow traffic on certain ports of my ...
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0answers
15 views

Use Quota in Ubuntu 16.04 in normal way

I was trying to setup quota for my ftp users on fresh Ubuntu 16.04. I was using this flow But at the end came to flowing error, after running "quotaon /" i got error quotaon: using //aquota.user ...
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2answers
27 views

Running a bash script with sudo privilege

I have a bash script which install bunch of opensource libraries (example :- opencv,octave,ff-mpeg and SDL etc.,) and I need sudo privilege to access most of the file paths. As far as I know, by ...
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0answers
3 views

“Segmentation fault (core dumped)” when installing Udeler (Fedora)

I am running Fedora 29. I'm trying to install Udeler [an app to download Udemy videos from courses you are enrolled in]. It is a very small application with an "appImage" extension. I installed and ...
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0answers
16 views

Virtual Disk Manager - Disk attributes may not be changed on the current system disk or BIOS disk 0 [on hold]

I have two HDDs: 1st one has Windows 10 ONLY on it. 2nd has a ton of partitions for OS X, and various flavors of Linux. It has a separate EFI partition than Windows. Windows is all self contained on ...
2
votes
1answer
211 views

Wrong string concatenation using Bash Windows Subsystem

I'm having headaches to know why my script doesn't work as expected under windows subsystem linux. My version from the store : Debian GNU/Linux 9.6 (stretch) (I tried ubuntu too, with the same ...
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0answers
7 views

Virtual Box VMs Ubuntu and RedHat cannot access shared folders

Info: 1- I am running Fedora 29 as a host. 2- I have VirtualBox 5.2.22. 3- I have Ubuntu LTS 18.4 VM and RedHatEnterpriseLinuxServer 7. 4- All my VMs have the appropriate version of guest additions ...
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2answers
41 views

How to paste a file's path

In windows, I could right click something and copy it's path, not the actual file. Is there a Linux (Fedora) equivalent? This could be something like copying the file's path to clipboard. I googled it,...
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1answer
24 views

Linux + Ryzen + BIOS Firmware = Boot Hell…?

I recently purchased a B450 Aorus M Motherboard with the last of my money to replace my Broken LGA 1151 Socket motherboard, along with a '16 GB DDR4 2400Ramstick and aRyzen 2700` CPU. Upon booting ...
1
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1answer
30 views

Multi domain mail server

I have to install a MTA on Debian server (postfix or exim). It will serve email for 3 domains. It is not a problem to receive email for multiple domains but I am not sure about sending (SMTP). There ...
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0answers
14 views

Is it possible to restore an old Linux OS backup on a newly installed Linux OS with Timeshift?

I am planning to install Tiny Core next to my main OS Kali Linux in dual boot fashion. I backed up my Kali Linux with Timeshift on an external HDD. If the installation goes wrong and I lose all my ...
0
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1answer
18 views

Where is /bin/login started?

So I'm currenly learing sysVinit. I know that at startup /bin/login has to be started in order to display a login prompt but I couldn't find a file that starts it. Is it started by default in ...
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0answers
16 views

Setup a home router with PfSense+lxc(+openvswitch?) [on hold]

I am trying to build a router with a machine I have, that contains two NICs (NICi, connected to my ISP router, and NICo, connected a LAN switch). The setup I am trying to get looks like: a) A VM with ...
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0answers
13 views

How to write shell script which authenticates with AD credentials? [on hold]

I Have a scenario. There is a script of mine which will be used by a Team. I want to make sure that my Team members would run that script only after authenticating with their UNIX server access, ...
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0answers
44 views

How do I run cinnamon in Ubuntu?

Is there a way to change the desktop environment of Ubuntu to cinnamon? I only have gnome on this computer. I am using ubuntu 18.04.
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0answers
13 views

Laptop hangs on logout from every distro/DM tried

I've got a mid-spec Acer laptop (details below) that hangs when I try to log out from all the Linux distros and desktop managers I've tried. These include: KDE Plasma openSUSE Tumbleweed GNOME 3 i3 ...
0
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1answer
19 views

How do I change desktop enviorment in debian

I have installed multiple desktop environments when I started debian. I want to change the desktop environment to gnome but I do not know how.
0
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1answer
52 views

System not working as expected after switching system from Ubuntu to Debian

So I decided to switch from Ubuntu to Debian last night, but I've had a slew of problems and mistakes. The laptop is a Lenovo E580, and OS I have in installed is Linux buster/sid x86_64, according to ...
1
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1answer
10 views

How to disable NX on Linux

I'm learning stack buffer overflow exploitation, and I later posted question Shellcode segmentation fault. about that executing shellcode from test program, or when injected to vulnerable program, ...
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0answers
32 views

How do I install Steam on Debian Stretch 9.6 when using amd64 [on hold]

I've tried more than once install Steam on my amd64 architecture Debian Stretch 9.6, but always have many broken packages or unmet dependencies for them and not able to launch Steam. I followed the ...
1
vote
0answers
13 views

NVMe Drive not Detected on Linux

I am running Kali Linux and it won't see my NVMe m2 drive If I turn off Intel rapid storage technology in the bios then it will work but i will no be able to use windows anymore. Any way to fix this? ...
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0answers
27 views

Why did ctrl + shift + 'char' shortcuts not working on lmde3?

I have set shortcut for changing keyboard layout to ctrl + shift. When I press any shortcut keys (ctrl + shift + 'char'), they do not work. For Example: when I click ctrl + shift + D in Sublime Text ...
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0answers
11 views

Could not remove WiFi adapter kernel module; Linux hangs

I am using openSUSE Leap 15.0 (64-bit, kernel version 4.12.14-lp150.12.25-default) with KDE Plasma Desktop (version 5.12.6), all updates applied after installation. I am using a TP-Link T2U wireless ...
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0answers
7 views

windows 8.1 doesn't show in grub dualboot ubuntu/windows

So i installed ubuntu(18.10 )to be in a dual boot with windows 8.1(previously installed around 2016), but now windows does not show in grub. The partition is still there and i can access the files ...
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0answers
10 views

Crux: could not set interface up (RTL8723BE)

I set up a crux linux installation with the 4.19.9 kernel. Linux pinetree 4.19.9 #2 SMP Sat Dec 15 07:13:29 CET 2018 x86_64 Intel(R) Pentium(R) CPU N3700 @ 1.60GHz GenuineIntel GNU/Linux I tried to ...
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0answers
31 views

I cant change screen resolution in fresh install of Debian

I have a 1920x1080 monitor and I am running a fresh install of Debian. For some reason the screen ratio is 1400 by 1050. I cannot change this setting in the screen ratio settings or by using the ...
0
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2answers
82 views

Use a raspberry pi as a POTS phone?

I would like to use a computer as a handset POTS telephone. Why? - I want to use a raspberry pi on the telephone port of an Analog Telephone Adapter (ATA) just to see if I can use it to automate ...
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0answers
53 views

Using Linux to create/remove mac partition

Rev0 I am trying to remove malware on my computers and in search of the source of persistence*, I have tried different approaches, one being to format the storage device with a mac partition table ...