All Questions
290
questions
0
votes
0
answers
54
views
Systemd service for backup during boot or shutdown
Is it possible to configure systemd service that will delay the boot process (by about 10-20 minutes) to run a local backup script (something like dd if=/dev/sdb of=/dev/sdc) while filesystem is still ...
1
vote
1
answer
32
views
Systemd: should I use wants/requires for already enabled service listed in After=
I have a systemd service named webserver.service that is wanted by multiuser.target (enabled by default on system). I have another service under another target named test.service that I want to run ...
- 13
0
votes
1
answer
37
views
How is the default nice value of a user's processes implemented in Ubuntu server 22.04.4 LTS
I've noticed that all services and processes with my user in Ubuntu Server 22.04.4 LTS have a nice value of 19. I connect to the server through ssh, and my ssh sessions also have a nice value of 19. I ...
- 241
0
votes
0
answers
102
views
systemd: Failed to attach to cgroup...No such file or directory
OS
Ubuntu-22.04
Kernel-version
6.2.0-39-generic
systemd --version
systemd 249 (249.11-0ubuntu3.12)
Problem description: From a perl script I am trying to stop and start myservice, this script has no ...
- 169
0
votes
1
answer
31
views
Systemd timer only starts when service is stopped
I have a service that runs a python script:
[Unit]
Description="Daily python service"
[Service]
WorkingDirectory=/home/ubuntu/python_project/
ExecStartPre=/bin/bash -c 'truncate -s 0 /var/...
- 101
1
vote
2
answers
65
views
systemd.network management
I try to follow the manual example from man systemd.network:
# /etc/systemd/network/27-xfrm.netdev
[NetDev]
Name=xfrm0
Kind=xfrm
[Xfrm]
InterfaceId=7
# /etc/systemd/network/27-eth0.network
[Match]
...
- 829
0
votes
1
answer
150
views
Fake /etc/os-release for an application to make it think it runs on Ubuntu instead of Debian
I have to use a third party software which officially supports RHEL, SuSE (SLE[DS]) and a certain Ubuntu LTS release.
Unfortunately, I use Debian on all my systems.
If I run the installer script of ...
- 135
0
votes
0
answers
38
views
How to force systemd unit to log into journal instead of syslog
For some time now I'm trying to force systemd unit I created to log command output to systemd journal. It logs only to syslog. Here is my config:
$ cat /etc/systemd/system/sf-synchronize.service
[...
- 569
1
vote
0
answers
104
views
Ubuntu service - pq: password authentication failed for user "root"
I have an application running on Ubuntu server that's using PostgreSQL.
I can run the application's executable (as a non-root user) from the project's directory.
I have created a service for this ...
- 111
0
votes
1
answer
77
views
How to let kea-dhcp4-server wait on postgresql database being ready during boot on Ubuntu 22.04?
My kea-dhcp4-server has a dependency on my postgresql database. After a fresh boot the dhcp server has an error like:
sudo systemctl status kea-dhcp4-server
× kea-dhcp4-server.service - Kea IPv4 ...
- 111
0
votes
1
answer
47
views
systemd+ - cannot stop mongo service
I noticed mongo was listening on port 27017
I tried to stop it with:
$ sudo systemctl stop mongod Failed to stop mongod.service: Unit
mongod.service not loaded.
and then I did:
sudo service mongod ...
- 10.2k
0
votes
1
answer
117
views
systemd service restarting without any obvious cause
I have two Spring applications that chug along nicely, nothing special happening, and then out of the blue the applications restart; journalctl shows these lines:
Jan 15 04:43:11 nyota.softworks.nl ...
- 1
0
votes
0
answers
153
views
How can i run a ros2 launch file on startup?
I have a python file running the ros2 launch file
process = subprocess.Popen(["/opt/ros/humble/bin/ros2", "launch", "blaunch_pkg", "on_startup.launch.py"])
...
- 11
0
votes
1
answer
66
views
How to indicate hour range in Timer using OnCalendar?
systemd 219 version
Ubuntu 22.04.2 LTS
[Unit]
Description=Run myscript.service every 5 minutes
[Timer]
OnCalendar= *-*-* 10-23:10/5:00
Persistent=true
[Install]
WantedBy=timers.target
I need to run ...
- 1
0
votes
0
answers
33
views
migrating app from upstart to systemctl failing with 'dead'
new to this area, and trying to setup this project on Ubuntu 20.04.6 LTS
https://github.com/thoukydides/heatmiser-wifi
the project is no longer maintained, but the instructions talk about using ...
- 1
1
vote
1
answer
242
views
CentOS systemd places service subprocesses started with `sudo` in `user.slice` (instead of `system.slice`)
Subprocesses that are created using sudo within a systemd service are placed in the user.slice. This behavior has been observed only on CentOS 8 (x86_64 20230606) and not on Ubuntu 20.04.5 LTS, where ...
- 13
1
vote
0
answers
65
views
Cause a script to execute when the default route is changed
I have 2 interfaces: the Ethernet (metrics 1) and 4G (metrics 2). When the first disappears the second is used, when the Ethernet comes back, the first one is used again. I would like to send a ...
- 151
0
votes
0
answers
102
views
Systemd with Gitlab-runner and Manual commands works differently
I have a python-based tg bot that is supposed to run as Systemd service. Service file goes as following.
[Unit]
Description=Telegram ImageBot
After=syslog.target
After=network.target
[Service]
Type=...
0
votes
0
answers
128
views
Restarting systemd service on path change takes a long time
I have a systemd Ubuntu service of type simple, call it foo.service, with a Python script that is being executed, in ExecStart.
Then another service, of type oneshot, call it foo-restart.service that ...
- 101
0
votes
2
answers
191
views
Reorder of launching Systemd services
OS: Debian 11 Bullseye
Context:
The Zerotier application adds the zerotier-one.service system service and creates a virtual network interface (when it works).
The sshd server default listens to all ...
- 97
0
votes
2
answers
602
views
Forcing Systemd to Re-Isolate a Target Unit
My goal is to programmatically re-run the graphical target unit using the systemctl command. While I'm aware that I can use sudo systemctl isolate graphical.target, this approach doesn't seem to work ...
- 1,321
0
votes
1
answer
474
views
how to add PID inside cgroup.procs with non-root privileges in cgroup-v2 in Ubuntu
I created cgroup in /sys/fs/cgroup. I called it testGrp and I need this cgroup to be controlled by non-root user so I changed the ownership of the whole cgroup directory
/sys/fs/cgroup$ sudo chown -R ...
1
vote
1
answer
126
views
Systemd path PathExists= doesn't work if tracked file is deleted inside Unit=?
I have simple systemd.path restart.path:
[Unit]
Description=
[Path]
PathExists=/home/ubuntu/restart
Unit=restart.service
[Install]
WantedBy=multi-user.target
And the triggered restart.service ...
- 11
0
votes
1
answer
150
views
Bring systemd services up/down along with specific systemd service?
I have systemd:
service1.service
service2.service
service3.service
service1.service looks like:
[Unit]
Wants=service2.service service3.service
After=service2.service service3.service
[Service]
...
- 103
0
votes
0
answers
35
views
Systemd service not running after VM reboot [duplicate]
Here is my systemd service status
root@ip-10-111-11-4:/home/foolala# sudo systemctl status mycustom-service.service
● mycustom-service.service - Custom service to manage docker-comopose for foolala ...
- 2,879
3
votes
1
answer
343
views
Longest ExecStart command line
I have been reviewing a lot of systemd job files, and found a systemd unit file on Ubuntu 20.04.2 with a ExecStart command that is 4284 characters long, it occurred to me to ask - what is the maximum ...
- 33
0
votes
0
answers
527
views
Failed to hibernate system via logind: Not enough swap space for hibernation
I'm trying to hibernate via systemctl hibernate but get Failed to hibernate system via logind: Not enough swap space for hibernation
LANG=C swapon
NAME TYPE SIZE USED PRIO
/swap/swapfile ...
0
votes
1
answer
3k
views
How to enable DNS over HTTPS (DoH) on Pop!_OS 22.04
I recently started using Quad9 DNS and now want to enable DoH(not DoT). I was looking to enable it without any third party software (This is already possible on Windows). All the guides I can find are ...
- 1
0
votes
1
answer
236
views
ethercat install on ubuntu 23.04 RPi gives modprobe invalid argument error/empty MAC address?
Installing ethercat from https://gitlab.com/etherlab.org/ethercat.git to an RPi 3B v1.2 running Ubuntu Server 23.04 (32-bit). First time working with Ubuntu; more familiar with Raspbian.
Spent a long ...
- 3
0
votes
2
answers
1k
views
How to mount VeraCrypt or TrueCrypt volumes with the boot password
For Windows, VeraCrypt implements a feature called "system favorite volumes".
It allows mounting additional discs
with the password entered at boot to unlock the system partition.
Specs: I ...
- 11
0
votes
1
answer
107
views
Does linux/systemd/agetty support doubble ended serial-getty consoles?
My apologies if this is a ultra basic question:
Does linux / systemd / agetty support double ended serial-getty consoles?
For example I have two remote servers A and B, they are running a recent ...
- 196
0
votes
1
answer
100
views
auto login as guest without gdm3 with systemd ubuntu 18.04
I Installed Ubuntu 18.04 and removed gdm3 package.
Now on startup I get LXDE GUI with my default admin user logged in (the one created after initial OS setup with sudo capabilities).
I wish to create ...
- 349
0
votes
1
answer
754
views
How to get systemd user unit logs?
I'm using loginctl --enable-linger USERNAME to activate user services. The unit files are stored in $HOME/.config/systemd/....
Now a service that worked before starts (I can see it in process listing) ...
- 1,683
1
vote
0
answers
142
views
Restart systemd service when GPU memory limit is reached
I'm using the following systemd service on Ubuntu 22.04 LTS. The service is saved in /lib/systemd/system/myService.service
[Unit]
Description=myService
RequiresMountsFor=/mnt/Data
[Service]
ExecStart=...
- 111
2
votes
1
answer
1k
views
Difference between ubuntu systemd simple(oneshot) and forking?
#!/bin/bash
sleep 2
nohup java -jar /home/ubuntu/radius/radius-test.jar >> /home/ubuntu/radius/radius.log &
nohup java -jar /home/ubuntu/radius/radius-test-2.jar >> /home/ubuntu/radius/...
- 23
0
votes
3
answers
2k
views
Both systemd-networkd and NetworkManager starts by itself
This is ubuntu 20.04.
I stopped and disabled systemd-networkd. Then enabled NetworkManager. But after reboot both services come up. Keeps happening like that. I want to manage my server using nmcli, ...
- 245
0
votes
0
answers
375
views
system.d custom service not running correctly script.sh but as user can run script.sh manually
[SOLVED]
My questions is simple,
I created a mcboot.service wich auto start my All The Mod 8 MC server, I sysctl enabled it, and did daemon-reload, my issue now is, I can execute without issue the run....
0
votes
1
answer
124
views
Why is my systemd service creating write protected files?
I have created a systemd service in my Ubuntu 22.04 laptop that runs a java program by calling a bash file.
[Unit]
Description=Script to run JMS
[Service]
ExecStart=bash /home/user/Desktop/...
- 1
0
votes
1
answer
724
views
Turn off attached server monitor on system startup
Edited
I have turned my older Macbook into a linux server installing Ubuntu Server 22.04 TTL. I only SSH into this system and would like to keep the monitor turned off.
The following command works ...
- 21
2
votes
1
answer
603
views
Configure cgroups v2 for fair resources sharing between users
Is there a way to restrict system resources to users? I know that used to exist a way of forcing every newly spawned process of a user into the specified cgroup by using cgred service along with /etc/...
- 31
1
vote
0
answers
418
views
journalctl -b -1 always shows the same log?
When reading the manual for journalctl I get the impression that -b -1 will show the boot one before the most recent.
When I use it I'm always shown the same log. Did I misunderstand something? I've ...
- 521
0
votes
0
answers
480
views
nodejs process doesn't stop on 'systemctl stop' while running as an Ubuntu systemd service
when trying to stop a nodejs process running from a service file the service is never actually stopped, and just keeps running, forcing me to manually kill the process in htop each time. any ideas on ...
- 1
7
votes
1
answer
934
views
Service stops and starts with just the start command Ubuntu
I have recently created a service on my Ubuntu LTS server allowing me to test the uptime of my network. The script itself works as intended, but when I attempted to make it into a service I ...
- 73
0
votes
0
answers
2k
views
Failed to connect to bus
While I am trying to execute
systemctl --user enable rclone@gdrive
or
systemctl --user start rclone@gdrive
on reboot time, I am getting following error:
Failed to connect to bus: $...
- 1
0
votes
1
answer
4k
views
Systemd cannot exec a start command with error: No such file or directory, but the path is correct and permissions are correct aswell
So I have this modded minecraft server which has a launch script that is very simple and I wanted to control the server using systemd.
Here is the launch script:
#!/bin/sh
# Server Launch Script
#
# ...
- 1
0
votes
0
answers
90
views
Timesyncd service return (code=exited, status=227/NO_NEW_PRIVILEGES)
I am on Ubuntu server 18.04 and the clock do not sync
:~$ timedatectl status
Local time: jeu. 2022-12-22 09:36:48 CET
Universal time: jeu. 2022-12-22 08:36:48 ...
- 111
0
votes
0
answers
906
views
How do I disable screensaver and systemd suspend on Ubuntu 20 from command-line or configuration files?
I have seen a lot of solutions about gsettigns set and systemctl mask suspend.target ... but none works for me.
My Ubuntu 20 has Gnome GUI. And the only thing I want is to completely disable screen to ...
- 103
1
vote
1
answer
771
views
Where does "journalctl" read configurations from?
I have installed kubelet 1.26.0 on my Ubuntu 22.04 machine. Previously I had 1.25.2 version that I removed by apt remove kubelet command and reinstalled it with apt install kubelet command. Wherever I ...
- 151
1
vote
0
answers
273
views
Dbus not starting on Ubuntu Touch
systemctl --user start dbus
Failed to start dbus.service: Process org.freedesktop.systemd1 exited with status 1
See user logs and 'systemctl --user status dbus.service' for details.
systemctl --user ...
- 11
1
vote
0
answers
425
views
"systemd-tmpfiles --clean" problem
I want to cleanup a directory with systemd-tmpfiles.
On my ubuntu 22 server man tmpfiles.d shows the following example:
# Files created and modified, and directories accessed more than
# an hour ago ...
- 289