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Questions tagged [debian]

Questions specific to the Debian official distribution (stable, testing, or unstable); if you are using a derivative of Debian (e.g. Mint, Ubuntu, Kali, etc), then use that distribution’s tag instead.

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1answer
35 views

Daylight saving in Debian 9

I would like to know how to enable Daylight saving support for Debian 9 with LXDE. My timezone is set to Europe/Rome. However my clock is one hour ahead and - considering Daylight saving - it shouldn'...
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0answers
66 views

smbclient fails with NT_STATUS_IO_TIMEOUT

I have a Debian:stretch installed in my Docker container. I want use smbclient with my shared dir. Dir is shared on a host (Windows 10 x64). I created a user and permitted the access to that dir like ...
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0answers
37 views

Unable to enable discard/fstrim on a luks encrypted lvm-volume with Siduction (Debian Unstable)

i'm to get discard/fstrim enabled on my Siduction-System on a thinkpad x250. I use Siduction (Debian Unstable) with LVM 2.03.02(2). I have a big partition /dev/sda2 which is LUKS-Encrypted and in it ...
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0answers
22 views

IPIP tunnel speed decreases if idle

I've set up an IPIP tunnel on 2 deb9 hosts for public IP routing and it kinda works. I can reach both ends, but if I let it idle for a bit, the speed decreases. After a while I can't even reach it ...
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2answers
75 views

How to change keyboard layout shortcut to ctrl+shift on Debian 9?

I am used to use ctrl+shift to change keyboard layout. I found how to do change keyboard layout : However, I can't set crtl+shift, for example, I can set only ctrl+tab or ctrl+c or ctrl+shift+w etc ...
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1answer
422 views

How to be safe against CVE-2019-8912?

I've read in news that there is a new Kernel bug https://security-tracker.debian.org/tracker/CVE-2019-8912 Is it safe to use my PC until it gets fixed ? Can someone use this exploit to steal my paypal ...
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0answers
49 views

Debian — XFCE4 panel backup [closed]

The problem is the following. I have xfce4 and I have configured my panels on my machine (source machine). I have an other machine (dest machine) running also under the same distribution and same DE ...
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0answers
27 views

How to hide “Up to higher level directory” header in ProFTPD?

I have Debian 9 with configured ProFTPD server version 1.3.5 with anonymous access. When I am logging to my ftp server from another PC I see "Up to higher level directory" header. Is there any ways ...
0
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1answer
104 views

Unable to Update Mono to Version 5.18 on Debian 9.8

I'm unable to update Mono from version 4.6.2 to 5.18.0 on Debian 9.8. I followed the instructions on the download page on Mono's website but with no luck so far. root@server ~ # mono --version Mono ...
2
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1answer
75 views

How to install missing dependencies of a custom Debian package?

A custom Debian package has this dependency in the Debian control file: Depends: docker-ce (=17.03.2~ce-0~debian-stretch) That must be downloaded from download.docker.com as it isn't part of the ...
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1answer
30 views

Service unable to start at boot time

I am automating the startup of a Jenkins service on a Debian 9 machine. My service works well. The service definition is : [Unit] SourcePath=/etc/init.d/jenkins Description=LSB: Start Jenkins at ...
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0answers
9 views

Equalizer with no GUI for external controll

I am programming a raspberry pi zeroW with usb audio card as bluetooth receiver with app controll. The app should controll an equalizer on the raspberry. Bluetooth audio and so is already running but ...
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2answers
33 views

Apache default page shows but Apache not found

In my raspberry pi when I go to http://localhost/ I see a Apache2 debian default page, So I went to /var/www/html/index.html and changed the source code to see if there were any changes in the ...
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0answers
20 views

No change while editing interfaces

I have old Debian Squeeze blackbox device connected via serial terminal. Trying to configure network by editing interfaces: vim /etc/network/interfaces When I finish and do save no problems was ...
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0answers
19 views

MariaDB 10 unstable work on Debian 9 [duplicate]

I installed debian9 with vesta control panel, it comes with 10.1.37-MariaDB-0+deb9u1 Debian 9.6 and php7. I need php5.6, so I found instruction on how to install PHP-fpm. Everything went well and ...
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0answers
36 views

Gnome shell crashes when login in to a standby session when the screens are connected

I'm using two external screens with two mini display ports with Debian 9.8 on Wayland with Gnome. Use case is I let the computer to go to sleep (stand by) then connect again to screens and tries to ...
0
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1answer
44 views

How do you find out if a linux machine overheated before the previous boot and was shutdown in Debian?

Today I was working on a remote machine (the likes of which I'll likely never see), and it was hung, so I told the user to restart it. The machine came up again, and I ssh'd into it, but as soon as I ...
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0answers
30 views

Why duplicate mount --bind cause empty /dev/pts?

$ ls /dev/pts 0 1 ptmx $ sudo mount --bind /dev /mnt $ ls /dev/pts 0 1 ptmx $ sudo mount --bind /dev /mnt $ ls /dev/pts $ I run on Debian 9 with Linux 4.14.13 kernel.
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0answers
47 views

Can a device be re-partitioned over the air

I know that OTA updating for Linux can be a complicated topic and that there are ready-made solutions out there. I'm talking in terms of using an embedded computer running Linux such as a Rasberry Pi ...
1
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1answer
28 views

Limit on continuously writing to a log file

I am using Debian running on a BeableBone Black with 4GB of internal flash storage. My program is continuously writing / appending to a log file that I created with >> every minute, all day ...
0
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1answer
37 views

What happens to the output of a service?

When I run a service from a terminal it shows many logs/errors/successes in output. But if I run it with same command options as a service (under systemd on Debian Linux) it does not show any terminal ...
0
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1answer
40 views

How to install man pages for certain libc functions?

In the past, from time to time, while developing Linux software, I have noticed that some man pages which deal with developer documentation are missing on my systems. This happens mainly on Debian ...
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0answers
264 views

Intel HD Graphics is not working with Debian Stretch [duplicate]

Here is my system specifications Processor: Intel Core i7-8700 Processor GPU: Intel® UHD Graphics 630 OS: Debian 9.6 (Stretch) Monitor resolution: 1920 x 1084 Even though I have a full HD monitor, I ...
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0answers
33 views

permit ftp user to write in /var/www folder with pure-ftpd

I installed pure-ftpd as ftp server and I need to use it with apache web server. What I've done is: Created a ftp user and added to group www-data with this command useradd -d /dev/null -g www-data -...
0
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1answer
62 views

How to set up VirtualBox Host-only Adapter on Debian 9 guest OS?

I have created a VirtualBox VM, which is running Debian 9 as the guest OS, and it can connect to the internet successfully using the default NAT network interface. We also need the web server and ssh ...
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0answers
24 views

change global environment variable for all processes

I have two programs (lets say terminal A and terminal B) which both use a global environment variable to see if the other one changed something. I added UPDATED=0 to the /etc/environment file. Now ...
0
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1answer
47 views

Flashing Debian Image on SD card Partition

I have an sd card with 2 Partitions. mmcblk0 is the disk and mmcblk0p1, mmcblk0p2 are the 2 partitions I have created. I am trying to flash the Debian OS on the Partition using the dd command. dd ...
0
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1answer
34 views

Recovering from a 'corrupt' theme installation on Debian

I recently installed a new theme on my Debian Stretch machine, however after rebooting, I am unable to get past the login screen. If I enter the incorrect log in details, the systems tells me that the ...
0
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1answer
62 views

No sound in Wine on Debian 9

Whenever I run a Windows application in Wine I get this error and subsequently no sound: err:ole:CoGetClassObject class {bcde0395-e52f-467c-8e3d-c4579291692e} not registered err:ole:...
0
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1answer
17 views

U-boot messages regarding partition switches not understood

I am using a BeagleBone board with the default Debian image flashed to the internal emmc. I'm trying to understand the U-boot messages below that I get over serial when the device starts, especially ...
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2answers
25 views

Duplicate sources.list entry in update after Tor install

trying to install Tor on Debian 8.11 following Tor project instructions, i get this warning when updating the system W: Duplicate sources.list entry http://security.debian.org/ jessie/updates/main ...
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0answers
14 views

Can't find docker-ce in repository

I installed all required dependencies & added docker repository by command: sudo add-apt-repository \ "deb [arch=amd64] https://download.docker.com/linux/$(. /etc/os-release; echo "$ID") \ $...
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0answers
27 views

How is the official Debian Live-CD image built?

From Debian Wiki it looks like Debian Live-CD is built using live-build. However I couldn't find the source code (live-build configurations). Also this wiki was last edited in 2015. Could someone ...
0
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1answer
26 views

How to kill all instances of a program running apart from the newest one

I have a problem whereby my script keeps spawning new ssh processes. This shouldn't happen I know, but I would like to clean the old ones up from time to time. If I do : ps -ef | grep "ssh" | awk ...
1
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1answer
95 views

Can't suspend Debian machine: wakes up immediately after sleep (“PM: Device usb1 failed to suspend async”)

Since I installed the latest Debian updates yesterday (udev, systemd, ...) I can't put my Debian 9/KDE machine to sleep. It wakes up immediately after suspending (systemctl suspend). /var/log/syslog ...
-1
votes
1answer
116 views

Recreate bootloader fails with 'cannot find EFI directory'

I setup debian 9 for a friend of mine. Now I got the laptop back and no bootable media is found on start. I booted from the usb drive I installed from using the live mode and followed these steps: ...
1
vote
1answer
78 views

Debian Fn key not working on Matias wireless keyboard

I have a Matias wireless mac keyboard (US layout) and while in Mac the fn keys work fine, for example, Fn + F12 works as volume up, however I have switched to linux on my desktop and in Debian (...
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0answers
49 views

Unable to install Linux Headers

I was trying to set up a Virtual Machine, and when I ran a command to fix an error, it said to install headers. So I try the command "sudo apt-get install linux-headers-$(uname -r)" And I get the ...
0
votes
1answer
61 views

What is the difference between using crontab -e and /etc/crontab [duplicate]

I wish to run stuff from startup and also trigger reboots using cron. I was using sudo crontab -e and adding commands there. The commands work apart from the reboots. The reboots do not happen all ...
4
votes
1answer
49 views

I have three different timezones on my Debian Linux

I use Debian 9.5.1. I used the dpkg-reconfigure tzdata command to set my timezone to Tehran. Now I have three timezones in my Linux. I execute the following three command together and look at logs: ...
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0answers
50 views

Debian Stretch - how to run 2 network adapters simultaneously

How can I run 2 network adapters in Debian simultaneously? I have a common NIC and the second adapter USB->LAN adapter and I need to run them both but when I turn on USB LAN adapter then NIC ...
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0answers
27 views

Source configs debian docker

I am trying to create an NVM base dockerfile from a debian base and I am unable to make node available on non-interactive shells (i.e no entrypoint with just a command) Here is my Dockerfile: ARG ...
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0answers
43 views

can't install libboost-python in debian

I think something is wrong the package manager I use this command to install libboost-python sudo aptitude install libboost-python1.62.0 I get the following error that later suggests removing ...
0
votes
1answer
71 views

Sharing files between Debian and Windows 10

I want to share files between my 2 systems, Debian and Windows 10. I have Debian on an SSD, Windows on another and an HDD for sharing files. But I have a problem, when I'm on Windows and I put a file ...
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0answers
31 views

Debian apt update error [duplicate]

I use debian and I get error when try to update Hit:1 http://security.debian.org/debian-security stretch/updates InRelease Ign:2 http://mirrors.kernel.org/debian stretch InRelease ...
0
votes
1answer
130 views

old nvidia driver from apt install and new one from .run file

I have nvidia driver installed in my debian 9 machine. cat /proc/driver/nvidia/version shows the following information: NVRM version: NVIDIA UNIX x86_64 Kernel Module 384.130 Wed Mar 21 03:37:...
1
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1answer
42 views

Debian: Cannot access opened port in US from EU

On debian 9 I have opened port 0.0.0.0:18000 using python 3, but I cannot access it from outside (target machine actively refused it). I have no firewalls. I suspected that it might be because I'm ...
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0answers
26 views

Installation of a Canon iP7250 under Linux

I am having a lot of problems properly installing my brand new Canon iP7250 under Linux (Debian Sid, pretty up-to-date). I actually managed to install it with standard CUPS drivers and it prints very ...
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0answers
17 views

autossh creating many processes every time

I'm using autossh to connect to a reverse SSH tunnel. I run it from startup. However, I was facing problems in that the tunnel sometimes goes down. I created a script which checks if the tunnel is ...
1
vote
2answers
33 views

Cinnamon settings won't open after python3.6 installation

I tried to install python 3.7 on my debian 9.7 with cinnamon. I followed the best answer in this post and installed it using the debian testing repository. I think this was a bad idea... It ...