Questions tagged [configuration]
The action of modifying a program's behavior, generally by modifying a text file.
1,579
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How to Change Avatar Picture on Fedora Linux Hyprland?
I'm using Fedora Linux with the Hyprland window manager, and I'm trying to change my user avatar picture. In GNOME, there's an easy GUI way to do this, but I can't seem to find a similar option or ...
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What is the difference between `ssid` and `ssid2` in hostapd config file?
In a hostapd configuration file, sometimes I see the key ssid to specify the SSID, and sometimes I see the key ssid2. What is the difference between these? I'm having trouble finding documentation ...
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SNAP Firefox is not loading html page which was saved to disk by Firefox
I just did an upgrade (using Software Updater) from UbuntuMATE 20.04 to 22.04.
Linux hostname 5.15.0-113-generic #123-Ubuntu SMP Mon Jun 10 08:16:17 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
Firefox ...
- 378
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where to enable /sys/fs/cgroup/memory/0/memory.usage_in_bytes?
I try to count total memory usage in linux via /sys/fs
For this I've found /sys/fs/cgroup/memory/0/memory.usage_in_bytes in https://docs.kernel.org/admin-guide/cgroup-v1/memory.html#user-interface
i'...
- 101
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OpenDKIM Isn't building with OpenSSL correctly
I am trying to build OpenDKIM from source. For some reason, the build is not supporting SHA-256, even when the OpenSSL version I am building with uses SHA-256. How is this possible ?
I run:
./...
- 33
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How to increase number of workspaces in Debian 12?
I have a Debian 12 system and am wondering how I can increase
the number of workspaces from 4 to N.
Executing this cmd echo $DESKTOP_SESSION returns mate. So the DE is mate.
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How to set absolute postfix Maildir NOT within home directory ? mail_spool_directory does not work
I have installed Postfix from source in the top level directory /srv/mail/.
I edit the main.cf file and add:
home_mailbox = mail/
When I then send a mail with:
sendmail -t localuser@localhost
> My ...
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Additional "rules" for systemd network interfaces?
I'm very ignorant about this topic, so i may use wrong terms or concepts. I'm sorry for that.
I'm creating a bash script which configures a BeagleBone Black after that the original Debian image is ...
- 225
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Add files only one program can see (without root) [duplicate]
I have a program with hardcoded config files in /etc, which I do not have write permission to, because I have no root (except I can use pacman in sudo). I need a way for the program to see a file ...
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Logitech TrackMan Marble Mouse Back Button
Background
A Logitech TrackMan was configured to have its small right button trigger the back functionality in Firefox. Here's an image of the device from the Ubuntu Community wiki:
The keyboard and ...
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Where to find textstring in Linux/Dovecot
I have installed the iRedMail email server script on an Ubuntu 22.04
with Nginx.
Now, when I create a new email account,
the user gets an email when he logs in the first time.
It’s a welcome email ...
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1
answer
56
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File listing all the packages installed with Nix package manager
I just installed nix package manager on Ubuntu 22.04 LTS and I was wondered if there exist a file which lists all the packages installed with nix (in order for example to list all the packages ...
- 445
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Where can I find the configuration/setting for NTP to explain the specific behavior observed in an NTP client?
I have recently been doing a specific timing analysis
of the performance of NTP under controlled conditions.
The experiment I performed was conceptually quite simple.
I have an NTP server running ...
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2
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41
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How do I check which conf file was loaded by syslog-ng when starting?
I am running syslog-ng on debian.
How do I check which conf file was loaded upon startup?
Neither
systemctl status syslog-ng
nor
systemctl show syslog-ng
tell me.
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LinuxDC++ Client: Port configuration error
I am using LinuxDC++ Client (Zorin 17.1 Core) and i get an error TCP/UDP ports need to be resolved... and the error is persisting even after uninstall and reinstall.
Port setting TCP 411 UDP 411
...
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Not working `<Location/>` tag in Apache Virtual host
I am trying to create Apache virtualhost that is closed for all IP addresses with exception of one IP address and two URLs that should be publicly accessible.
<IfModule mod_ssl.c>
<...
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Why are new kernel versions not appearing in Fedora 40 Grub?
I upgraded from Fedora 38 to Fedora 40 more or less smoothly.
Yet, when new kernels are installed, the grub configuration is not updated.
The command grep vmlinuz /boot/grub2/grub.cfg shows
linux /...
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Passing last IP octet to a host alias and have it added to complete full proxycommand with ip address
I wish to have this all done in the ssh config file for a specific user. The site has hard-coded ip addresses into there various software and using the naming convention is not really an option.
Host ...
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How to customize X11 font cursor
According to the documentation of XCreateFontCursor:
Applications are encouraged to use this interface for their cursors because the font can be customized for the individual display type.
How do I ...
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247
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Force non-interactive `apt-get install` to fail on config file conflict
I'm doing unattended / non-interactive package installations via
DEBIAN_FRONTEND=noninteractive apt-get install -y my_package
This works as attended in most cases, but still gives me an interactive ...
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How to disable MAC address randomization in Fedora 40?
I upgraded to Fedora 40 and was introduced to its new feature of MAC address randomization (for Wi-Fi interfaces at least).
How do I disable it? Links I found didn't work for me:
https://discussion....
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RNDIS interface gets a gateway
I have a Linux device that utilizes USB gadget for RNDIS support. The goal was to be able to connect any computer this device without having to mess with IP settings. I've set a static IP address on ...
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1
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Unix socket in /tmp turns into directory on reboot
I run an Ubuntu based server on raspi (6.5.0-1015-raspi #18-Ubuntu). On this system, I have knxd running, exposing a KNX bus to my server, and then Home Asssitant in a docker container. knxd and ...
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Setting up PXE to install Linux from TFTP
I am currently in the process of building a PXE/TFTP install server in my network to host a few tools and .iso files - as my first project working with linux. Therefore I am a bit of a noob.
I am ...
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50
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gpg-agent is not logging to file specified in `gpg-agent.conf`
Below is my gpg-agent.conf file, the log-file option specifies where to put log however even though gpg-agent works fine the log has never been created.
I'm thinking either the option is ignored or I'...
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2
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How can I ping my Linux system by name without manually typing hosts files?
If I install Windows on a computer, and plug it into my LAN, I can immediately ping it by name from any other computer.
If I install MacOS on a Mac, and plug it into my LAN, I can immediately ping it ...
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/etc/samba/smb.conf: With what command's logical approach the octal values are based?: chmod or umask?
About Samba I am reading the following valuable tutorial:
How to Set Up a Network Shared Folder on Ubuntu With Samba
At the Step 2: Configuring Samba section appears the following configuration
[...
- 1,774
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Can't Execute Scripts with ./ [closed]
At my workplace we usually executed scripts in our linux servers with the following syntax:
./<whatever absolute path to script>/<script>
And this would normally execute the script, ...
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Possible to validate unattended-upgrades configuration?
I edited the /etc/apt/apt.conf.d/50unattended-upgrades file (on Ubuntu 22.04.3) and intentionally introduced an error:
Unattended-Upgrade::Automatic-Reboot-WithUsers "Falsed"; // instead of ...
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SSH option SecurityKeyProvider works from command line but not config file linux WSL--other options fine
I'm trying to ssh into my work server but this bug has been bugging me for a few months now. Every other option in my config file (housed at ~/.ssh/config) works fine, but for some reason ...
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How to use ".zsh" files? [duplicate]
This might be a very silly question, but how to use .zsh files?
For example, here is a gist system-wide-clipboard.zsh
Zsh copy & paste system wide for OS X, like in emacs
I do understand I can ...
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nslookup outputs SERVFAIL error from configured local DNS
I was watching a YouTube tutorial on configuring Nginx and local DNS settings. As I followed along on my Ubuntu 22.04 host machine, I ran into an issue with the DNS server I had set up with Docker per ...
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No DNS for root?
It seems my configuration for root doesn't have access to DNS even though my lower-privileged user does.
$ ping google.com
PING google.com (142.251.32.110) 56(84) bytes of data.
64 bytes from 142.251....
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Conflict new disk with existed RAID
I have a RAID 5 conf. file where 3 HDD create a RAID 5 array
ARRAY /dev/md127 level=raid5 num-devices=3 metadata=1.2 spares=1
name=ws5:127 UUID=db7a57f0:a8c9967b:06d09672:65559a58
devices=/dev/sdd,/...
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52
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Nano path to save cursor position and searchs
Anytime I exit the nano editor, I get an error like this:
Unable to create directory /home/oloco/.config/local/share/nano/: No
such file or directory It is required for saving/loading search
history ...
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1
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278
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Can I configure tmux to show seconds of current time upon Prefix t?
On Prefix t (by default Ctrl+b t), tmux displays the time, and it looks something like this:
Is there any way to configure this, e.g. to show the seconds, too?
I tried setting export LC_TIME="%H:...
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Why not run zsh-newuser-install as root?
My user shell is zsh, but sometimes I need to wander about as root, where my shell customizations (prompts, aliases, etc.) don't come with me. So I thought if I'm going to be adding those all, I might ...
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Where is the wpa_supplicant.conf option "update_config=1" documented?
First of all, I know what the option does. According to the Arch Linux Wiki, it gives the command line "wpa_cli" utility the permission to rewrite wpa_supplicant.conf:
Warning: Setting ...
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Can I create multiple video sources with one complex AV filter in MPV to cycle between them?
This is continuation of Can I play a playlist of rear and front dashcam videos in MPV? - there's a dashcam recording of front and back view of a vehicle (in my case there's also a helmet view, because ...
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How can I load config.tbz from the same USB stick that Grml is running from?
I've tried to put a config.tbz in the root of the USB stick but it's not unpacked by default and nothing useful is logged /tmp/grml* either (even with log added to the kernel command line). I've also ...
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Edit configuration files idempotently
When editing configuration files, such as /etc/sysctl.conf for example, it is often useful to do the update in an idempotent way, meaning that if the script is executed multiple times, you don't end ...
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Boot Image from Running Ubuntu
I have a Linux system running in another place, which I use as processing server. Now I'm acquiring a new one and I would like to export all the configuration programs and maybe folder structure to ...
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Custom ssh properties with sshd socket
I recently changed to Ubuntu Sever 23 from Ubuntu Server 20 and want to adapt my SSH configuration on the new system the same way it was on the old system.
I had several custom properties in /etc/ssh/...
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6
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How to disable ChaCha20-Poly1305 encryption to stop the terrapin ssh attack
How to disable ChaCha20-Poly1305 encryption from ssh under Debian?
I tried (as root):
echo 'Ciphers [email protected]' > /etc/ssh/sshd_config.d/anti-terrapin-attack
echo 'Ciphers -...
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remote clients logging to syslog in their own file questionable configs
I've got logservers set up to receive from clients on UDP/514 and write to a file with hostname/IP as the name using a ruleset. I've had the same configuration on different servers and sometimes it ...
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Error after changing ssh port number, Server refused public-key signature despite accepting key
I added the SSH new port number to the sshd_config file:
Port 50000
After that, I restarted the service with
systemctl restart sshd
When I try to connect with the port number I added, I need to ...
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Battery threshold gets overwritten at times
Problem
I've encountered an issue with my laptop, where the battery threshold settings seem to get overridden at times. Despite not altering the configuration files, the laptop charges up to 100% ...
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kernel panic after after parrotOS upgrade
after attempting sudo apt upgrade on a fresh install of parrot os, new kernel update is present but trying to boot into it from grub gives gives me a kernel panic.
here is what i tried and with what ...
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53
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Ubuntu Apache2 Basic Authentication Issue
I have an issue with an internal networking utility server that I am building, specifically around Basic Authentication.
Now I have managed to get it to work with the following configuration:-
root@P-...
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87
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gcc build error
when I configure gcc I got a error message
could anyone help me ? plz..
messages..
checking whether the C compiler works... no
configure: error: in `/home/kjs0625/gcc/gcc-13.1.0':
configure: error: C ...
