systemd is an alternative approach to SystemV init daemon for Linux. It is intended to provide a better framework for expressing services' dependencies, allow more work to be done in parallel at system startup, and to reduce shell overhead.

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Which systemd service starts text console on the framebuffer device?

I'm working with an embedded platform and need to have /dev/fb0 clear for my own use (the device accessible over serial console while the screen is used to display information, without X.). I've ...
56
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1answer
90k views

How to write startup script for systemd

I have 2 graphics cards on my laptop, one is IGP and another discrete, I've written a shell script to to turn off discrete graphics card. How I can convert it to systemd script, to runt at start-up?
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3answers
14k views

How to run a script with systemd right before shutdown?

What do I need to put in the [install] section, so that systemd runs /home/me/so.pl right before shutdown and also before /proc/self/net/dev gets destroyed? [Unit] Description=Log Traffic [Service] ...
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3answers
4k views

Non-graphical boot with systemd

I want to boot to console instead of a GUI using systemd. How can I do that?
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2answers
164 views

Porting old sysvinit habits to systemd

I have a series of script with which I was able to install and configure newly Debian stable systems. To automatically start programs I use /etc/rc.local but for other cases I had to manually change ...
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6answers
18k views

Cause a script to execute after networking has started?

I am relatively new to systemd and am learning its architecture. Right now, I'm trying to figure out how to cause a custom shell script to run. This script needs to run after the networking layer has ...
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2answers
14k views

How display log messages from previous boots under CentOS 7?

Executing journalctl under a CentOS 7 system just prints messages generated after the last boot. The command # journalctl --boot=-1 prints Failed to look up boot -1: Cannot assign requested ...
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1answer
275 views

How does gnome reboot without root privileges?

I am reading the book Linux kernel development, in chapter 5 "System Call Implementation" page 77 says For example, capable(CAP_SYS_NICE) checks whether the caller has the ability to modify ...
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1answer
4k views

How to automatically force fsck disks after crash in `systemd`?

Sorry for bad english. How to set systemd for automatically force fsck disks after crash (hard poweroff)? When I used sysvinit (in Arch Linux) as /sbin/init I used the hack: in the rc.local I create ...
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0answers
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How to determine which init system is used? [duplicate]

Is there a way to determine which init system is being used in Linux? (such as sysvinit, upstart, systemd, etc.) I don't care if it can be programmatically determined, I just want to know how I can ...
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1answer
54 views

NixOS no login prompt in virtual terminals

I have NixOS built using 15.09 channel, session manager is sddm, display manager is KDE 5. Switching to virtual ttys from 1 to 6 gives me no login prompt, I see same piece of log everywhere: ...
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1answer
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Debian and Systemd: breaking ordering cycle error

I'm a new embedded developer I'm trying to make systemd 37 work with freescale vybrid board (A5 and M4) running on linux-3.0 After boot with some breaking ordering cycle error, I check with ps ...
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5answers
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How to clear journalctl

I couldn't find in google any safe way to clear systemd journal. Do anyone know any safe and reliable way to do so? Added: As a reason, let's say I was experimenting with something and my logs got ...
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2answers
6k views

How to get fewer ttys with Systemd?

In the old days I just modified /etc/inittab. Now, with systemd, it seems to start tty[1-6] automatically, how should I disable tty[4-6]? Looks like there's only one systemd service file, and it use ...
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1answer
2k views

Systemd kills service immediately after start

I'm writing systemd unit file for OSSEC HIDS. Problem is that when systemd starts service it immediately stops them. When I use that ExecStart directive all working fine. ...
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2answers
7k views

How does systemd use /etc/init.d scripts?

I just switched to debian jessie, and most things run okay, including my graphical display manager wdm. The thing is, I just don't understand how this works. Obviously my /etc/init.d/wdm script is ...
3
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1answer
381 views

Create wireless access point and share internet connection with nmcli

How can I create a Wi-Fi hotspot with command line tool nmcli and share the ethernet internet connection to the wireless access point? Furthermore how can I start this automatically at boot? Is that ...
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1answer
8k views

named does't start when using systemctl

I am having trouble getting named to start using systemd on the Fedora 18 Raspberry Pi spin. It starts, then a few moments later there is a timeout and it fails. If I run the commands in named.service ...
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2answers
662 views

Does systemd still know about runlevels?

Does systemd still have the concept of runlevels? For example is it pointless to use telinit <number>?
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2answers
284 views

Where do I put my systemd unit file on Arch Linux?

Sometimes these things can be hard for first-timers. Being a do-it-myself person, I read that there are two folders for unit files (not in user mode). /usr/lib/systemd/system/: units provided by ...
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1answer
857 views

Yocto linux service script problem

I have written a systemd script mqtt.service which is in /home/root directory This is my mqtt.service script : # This file is part of systemd. # # systemd is free software; you can redistribute ...
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1answer
21 views

After upgrade to Jessie, service control doesn't return result

Actually not debian, but Raspbian Wheezy to Raspbian Jessie. I upgrade it using some commands which found on Raspbian official forum. cat /etc/debian_version = 8.0. The problem is, I can't view any ...
109
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4answers
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What are the pros/cons of Upstart and systemd?

It appears systemd is the hot new init system on the block, same as Upstart was a few years ago. What are the pros/cons for each? Also, how does each compare to other init systems?
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2answers
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How can I find available network interfaces?

This is in regard to linux, but if anyone knows of a general *nix method that would be good. I booted a system yesterday with an ethernet cable plugged in. "NetworkManager" is not installed, so once ...
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4answers
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Writing basic systemd service files

I am developing a Nodejs application that the user interacts with via HTTP on localhost. There are practically no parameters and the daemon has virtually no dependencies and it just needs to be up by ...
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2answers
3k views

How to run systemd user service to trigger on sleep (aka. suspend, hibernate)?

Based on various sources I have cobbled together ~/.config/systemd/user/screenlock.service: [Unit] Description=Lock X session Before=sleep.target [Service] Environment=DISPLAY=:0 ...
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2answers
37k views

View stdout/stderr of systemd service

I have created a simple systemd service file for a custom application. The application works well when I run it manually, but my CPU gets maxed out when I run it with systemd. I'm trying do track ...
6
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1answer
408 views

How to start to use httpd with socket activation (systemd)?

The apache httpd server is seldom needed on one of our small servers, so it would be nice to start it via socket activation by systemd (and later stopped it when no traffic occurred for some time). Is ...
14
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1answer
4k views

What makes systemd-nspawn still “unsuitable for secure container setups”?

This is stated in the man page for systemd-nspawn Note that even though these security precautions are taken systemd-nspawn is not suitable for secure container setups. Many of the security ...
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4answers
348 views

Is there a standard way to start and stop services on Linux?

Until recently there was a simple and effective way to start/stop/restart services: service nginx start|stop|restart This worked perfectly for so many years,... until some smart-pants decided to ...
10
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1answer
2k views

systemd keeps unmounting a removable drive

I have following line in /etc/fstab: UUID=E0FD-F7F5 /mnt/zeno vfat noauto,utf8,user,rw,uid=1000,gid=1000,fmask=0113,dmask=0002 0 0 The partition is freshly created by gnome-disks under the ...
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3answers
4k views

How does systemd-tmpfiles work?

I'm trying to change the value of /sys/bus/usb/devices/4-3/power/wakeup at every boot (4-3 according to my lsusb, it's the keyboard ID). The default value is: # cat ...
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1answer
7k views

suspend AND lock screen on closing lid in arch/systemd

what is the most straightforward way to lock the screen AND suspend when closing the lid? I'm using event hooks in /etc/systemd/logind.conf and successfully suspend upon closing the lid. However I'm ...
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2answers
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How could we allow non-root users to control a system.d service?

With sysvinit, a sudoers entry like this would suffice: %webteam cms051=/sbin/service httpd * This would allow for commands such as: sudo service httpd status sudo service httpd restart Now, ...
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2answers
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ERROR: Root device mounted successfully, but /sbin/init does not exist

I've installed Linux Mint and Manjaro Linux on my computer. I installed only the Linux mint on the MBR. For Manjaro, I created a /boot/efi partition, but I have not checked to install to MBR. So, I ...
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2answers
1k views

Setting DISPLAY in systemd service file

Im trying to learn systemd services by trying to start xclock as a service, the service file is below [Unit] Description=clock [Service] Environment=DISPLAY=:0 ExecStart=/usr/bin/xclock [Install] ...
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1answer
866 views

Run script every 30 min with systemd

I would like to execute a script every 30 min after booting into the system. I know you can use cron, but I don't plan to use this feature often therefore I'd like to try it with systemd. So far I ...
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0answers
160 views

Run systemd service after automount but after it's accessed

Is it possible to run a systemd service that prepares an automounted file system for use? This service would need to run after the filesystem is mounted, but before whatever triggered the automount ...
2
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1answer
617 views

What are the default Polkit privileges on Arch Linux for shutdown, halt, etc., and why are they so?

On Arch Linux, with systemd, the following commands are all symlinks to systemctl: /usr/bin/telinit /usr/bin/poweroff /usr/bin/runlevel /usr/bin/reboot /usr/bin/halt /usr/bin/shutdown I find their ...
2
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1answer
278 views

Descriptive message services

I have Debian 8 jessie installed on my Laptop, before when I had a Debian 7 wheezy, the system startup and shutdown showing descriptive messages such as these: Now on debian 8 jessie, when I start ...
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0answers
33 views

How to find what thing make a cycle in systemd [duplicate]

when boot with systemd, my system display this message: systemd[1]: Found ordering cycle on basic.target/start systemd[1]: Walked on cycle path to sysinit.target/start systemd[1]: Walked on cycle ...
2
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1answer
1k views

systemd - umount device after service which depends on it finishes

I'm trying to implement a mechanism of automated backup using udev rules and systemd. The idea is to launch a backup routine upon hot-plugging a specific storage device, quite similar to this ...
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3answers
497 views

How to disable useless “audit success” log entries in dmesg

Short version: How to disable audit messages (dmesg) on a Fedora system? A Fedora system keeps logging "audit: success" messages in dmesg - in such an extreme way that dmesg has become unusable ...
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1answer
400 views

Show Custom Boot-Message

I would like to show a custom message during boot, or even better the program cmatrix. I boot with the "quiet" parameter so there are no startup messages, instead I would like to show a ...
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4answers
131 views

Is there a designated place for scripts that are (indirectly) automatically executed by systemd?

Arch Linux Question (or any OS that uses systemd to manage processes and follows the Filesystem Hierarchy Standard by the Linux Foundation) I recently asked where to but a systemd unit file: Where ...
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6answers
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Using OpenVPN with systemd

Ok, so I've been searching the web for solutions to this problem with no answers seeming to work for me. Hopefully someone can help me. I'm only trying to configure the OpenVPN Client. I'm running ...
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3answers
2k views

Run Script once a day with systemd

I want to run a backup script 10 minutes after booting up my machine but only once a day. Is it possible to build up such scenarios with systemd?
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3answers
7k views

disable init.d script in systemd

I changed the init system from sysvinit to systemd on a raspbian installation. The install boots fine, but now starts lightdm on boot. I don't want it to do that. I noticed lightdm.service is started ...
7
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1answer
1k views

Using systemd to execute a script before system shutdown?

I wrote a script that suspends all my VirtualBox machines, and put a line in /etc/rc.local.shutdown, but it doesn't seem to work, su - XX -c /XX When I'm booting the next time, VirtualBox tells me ...
6
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2answers
1k views

`systemd` messages after starting login

After boot-up process systemd starts agetty, but after 1--2 seconds additional messages are appeared: How to avoid this? I use Arch Linux, systemd 194. $ grep '^[^#]' ...