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Questions tagged [configuration]

The action of modifying a program's behavior, generally by modifying a text file.

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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 ...
Eric Marceau's user avatar
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1 answer
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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'...
Irina's user avatar
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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: ./...
user10709800's user avatar
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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.
AHT's user avatar
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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 ...
user10709800's user avatar
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1 answer
27 views

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 ...
Parduz's user avatar
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1 answer
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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 ...
Xandaaah's user avatar
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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 ...
Dave Jarvis's user avatar
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0 answers
41 views

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 ...
Mxmail's user avatar
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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 ...
ecjb's user avatar
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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 ...
Denis Barkats's user avatar
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2 answers
41 views

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.
skeetastax's user avatar
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15 views

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 ...
Bruce Jepethiel's user avatar
1 vote
2 answers
70 views

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> <...
jnemecz's user avatar
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1 answer
271 views

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 /...
Luis A. Florit's user avatar
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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 ...
Chaos's user avatar
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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 ...
Tadhg McDonald-Jensen's user avatar
5 votes
1 answer
245 views

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 ...
Florian Brucker's user avatar
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1 answer
698 views

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....
d.k's user avatar
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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 ...
antitivoization's user avatar
1 vote
1 answer
22 views

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 ...
Martin Probst's user avatar
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0 answers
31 views

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 ...
JayDee.K's user avatar
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1 answer
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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'...
metablaster's user avatar
1 vote
2 answers
61 views

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 ...
Sod Almighty's user avatar
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1 answer
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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 [...
Manuel Jordan's user avatar
0 votes
3 answers
86 views

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, ...
KrOo Pine's user avatar
  • 111
3 votes
1 answer
64 views

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 ...
AJP's user avatar
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1 answer
41 views

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 ...
N3wU53r's user avatar
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43 views

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 ...
jsx97's user avatar
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0 answers
232 views

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 ...
juanthehuman's user avatar
1 vote
1 answer
112 views

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....
Stephen Rasku's user avatar
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0 answers
55 views

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,/...
Emma Athan's user avatar
0 votes
1 answer
52 views

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 ...
FueraDeServicio's user avatar
0 votes
1 answer
271 views

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:...
Vince Varga's user avatar
1 vote
2 answers
206 views

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 ...
404 Name Not Found's user avatar
0 votes
1 answer
82 views

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 ...
Aubergone's user avatar
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0 answers
29 views

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 ...
cprn's user avatar
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0 votes
1 answer
21 views

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 ...
got trolled too much this week's user avatar
0 votes
2 answers
142 views

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 ...
user000001's user avatar
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2 votes
0 answers
55 views

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 ...
Casting Spell's user avatar
0 votes
1 answer
187 views

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/...
sam.11100's user avatar
6 votes
6 answers
10k views

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 -...
xpt's user avatar
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0 votes
1 answer
49 views

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 ...
sbusgs's user avatar
  • 1
0 votes
1 answer
223 views

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 ...
Tim's user avatar
  • 11
0 votes
0 answers
17 views

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% ...
Lolis4TheWin's user avatar
0 votes
1 answer
2k views

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 ...
xoity's user avatar
  • 3
2 votes
1 answer
53 views

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-...
Blacktip69's user avatar
0 votes
1 answer
87 views

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 ...
Rahul Nitin's user avatar
0 votes
1 answer
83 views

Failed to run init with error: jffs2: compression type 0x06 not available

I am working on an embedded Linux system (5.10.24), and I am using jffs2 as the rootfs. Now I changed the kernel configuration of jffs2 as follows, # CONFIG_JFFS2_FS_WBUF_VERIFY is not set # ...
wangt13's user avatar
  • 443
1 vote
1 answer
192 views

How to require authentication for a subdirectory on an OpenBSD httpd webserver?

I have a VPS running OpenBSD 7.4 x64 that hosts my personal webpage among other things. This webpage is using the native http daemon provided by OpenBSD, not an Apache server. I would like to have the ...
qqq's user avatar
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