Systemd: Difference between revisions
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= Documentation = | = Documentation = | ||
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*[https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/ Predictable Network Interface Names] | *[https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/ Predictable Network Interface Names] | ||
*[[https://blog.darknedgy.net/technology/2020/05/02/0/index.html#tech-critique https://blog.darknedgy.net/technology/2020/05/02/0/index.html#tech-critique] | *[[https://blog.darknedgy.net/technology/2020/05/02/0/index.html#tech-critique https://blog.darknedgy.net/technology/2020/05/02/0/index.html#tech-critique] | ||
*[https://mohsensy.github.io/sysadmin/2018/08/19/systemd-service-tutorial.html Systemd service tutorial] | *[https://mohsensy.github.io/sysadmin/2018/08/19/systemd-service-tutorial.html Systemd service tutorial] | ||
([https://www.thegeekdiary.com/how-to-boot-into-rescue-mode-or-emergency-mode-through-systemd-in-centos-rhel-7-and-8/ Single user/emergency] | ([https://www.thegeekdiary.com/how-to-boot-into-rescue-mode-or-emergency-mode-through-systemd-in-centos-rhel-7-and-8/ Single user/emergency] | ||
=Locations= | = Locations = | ||
/etc/systemd | /etc/systemd | ||
/usr/lib/systemd/ | /usr/lib/systemd/ | ||
/lib/systemd | /lib/systemd | ||
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=HOWTO= | |||
==Timers== | |||
==Show active timers== | |||
systemctl status *timer | |||
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= FAQ = | = FAQ = | ||
==Analyze boot processes== | == Analyze boot processes == | ||
systemd-analyze blame | systemd-analyze blame | ||
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== Systemd and DNS == | == Systemd and DNS == | ||
resolvectl status | resolvectl status | ||
Restart: | Restart: | ||
systemctl restart systemd-resolved | systemctl restart systemd-resolved | ||
Revision as of 09:36, 1 November 2021
Documentation
- Useful systemd commands
- http://www.freedesktop.org/wiki/Software/systemd/
- https://wiki.ubuntu.com/systemd
- Creating systemd service
- https://wiki.ubuntu.com/SystemdForUpstartUsers
- How To Use Systemctl to Manage Systemd Services and Units
- How to switch from NetworkManager to systemd-networkd on Linux
- https://fedoraproject.org/wiki/SysVinit_to_Systemd_Cheatsheet
- Predictable Network Interface Names
- [https://blog.darknedgy.net/technology/2020/05/02/0/index.html#tech-critique
- Systemd service tutorial
Locations
/etc/systemd /usr/lib/systemd/ /lib/systemd
HOWTO
Timers
Show active timers
systemctl status *timer
FAQ
Analyze boot processes
systemd-analyze blame
Systemd and DNS
resolvectl status
Restart:
systemctl restart systemd-resolved
All status
systemctl status -a
syslog spam
list available services
systemctl list-unit-files
or
systemctl list-units
normal interface names
net.ifnames=0
Show failed services
systemctl --failed
systemd: Started Session
Change loglevel to notice in /etc/systemd/system.conf
systemctl daemon-reexec
