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ivuorinen
2025-11-15 00:19:52 +00:00
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---
syntax: markdown
tags: [tldr, linux]
source: https://github.com/tldr-pages/tldr.git
---
# systemctl service-log-level
> Get or set the runtime log level of a service via D-Bus.
> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#service-log-level%20SERVICE%20%5BLEVEL%5D>.
- Show the current log level of a service:
`systemctl service-log-level {{service_name}}`
- Set the log level of a service (the level name can be replaced with a number from 0 to 7):
`systemctl service-log-level {{service_name}} {{emerg|alert|crit|err|warning|notice|info|debug}}`