System Control - Revision history

Xbl: /* Settings */

2025-09-15T14:14:45Z

Settings

← Older revision		Revision as of 16:14, 15 September 2025
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	<code>sysctl -w parameter=value</code> change $parameter to $value (fleeting)</br>		<code>sysctl -w parameter=value</code> change $parameter to $value (fleeting)</br>
	<code>sysctl -p</code> reload settings</br>		<code>sysctl -p</code> reload settings</br>

			== Disable IPv6 on Debian ==
			<pre>echo "net.ipv6.conf.all.disable_ipv6 = 1" >> /etc/sysctl.conf
			echo "net.ipv6.conf.default.disable_ipv6 = 1" >> /etc/sysctl.conf
			echo "net.ipv6.conf.lo.disable_ipv6 = 1" >> /etc/sysctl.conf
			sysctl -p</pre>

2024-10-09T13:10:12Z

Use

← Older revision		Revision as of 15:10, 9 October 2024
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	<code>systemctl list-unit-files --state=enabled</code> show all enabled units</br>		<code>systemctl list-unit-files --state=enabled</code> show all enabled units</br>
	<code>systemctl list-unit-files --state=disabled</code> show all disabled units</br>		<code>systemctl list-unit-files --state=disabled</code> show all disabled units</br>
			</br>
			<code>systemctl edit --full <unit></code> edit settings for $unit</br>
	</br>		</br>
	<code>systemctl daemon-reload</code> check units for changes</br>		<code>systemctl daemon-reload</code> check units for changes</br>

2022-12-02T10:41:30Z

← Older revision		Revision as of 12:41, 2 December 2022
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			= systemd =

			Systemd is a suite of basic building blocks for a Linux system. It provides a system and service manager that runs as PID 1 and starts the rest of the system.</br>

			== Use ==
			<code>systemctl status <unit></code> show status</br>
			<code>systemctl start <unit></code> start $unit</br>
			<code>systemctl stop <unit></code> stop $unit</br>
			</br>
			<code>systemctl is-enabled <unit></code> show if $unit is en- or disabled</br>
			<code>systemctl enable <unit></code> enable autostart</br>
			<code>systemctl enable --now <unit></code> enable autostart and stop $unit</br>
			<code>systemctl disable <unit></code> disable autostart</br>
			<code>systemctl disable --now <unit></code> disable autostart and stop $unit</br>
			</br>
			<code>systemctl list-unit-files</code> show all units and their state</br>
			<code>systemctl list-unit-files --state=enabled</code> show all enabled units</br>
			<code>systemctl list-unit-files --state=disabled</code> show all disabled units</br>
			</br>
			<code>systemctl daemon-reload</code> check units for changes</br>

			== Useful Flags ==
			<code>--user</code> make changes in the user context</br>
			<code>--no-pager</code> don't pipe output into a pager</br>
			</br>

	= sysctl =		= sysctl =

2022-11-25T09:46:34Z

sysctl

← Older revision		Revision as of 11:46, 25 November 2022
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	Reads/sets kernel settings from the virtual /proc file system.</br>		Reads/sets kernel settings from the virtual /proc file system.</br>
	Values can be edited directly with <code>echo 1/0 >> /proc/net/ipv6/conf/all/disable_ipv6</code> or by editing /etc/sysctl.conf or /etc/sysctl.d/parameter.		Values can be edited directly with <code>echo 1/0 >> /proc/net/ipv6/conf/all/disable_ipv6</code> (fleeting) or by editing /etc/sysctl.conf or /etc/sysctl.d/parameter (persistent).

	== Settings ==		== Settings ==

2022-11-25T09:46:02Z

Settings

← Older revision		Revision as of 11:46, 25 November 2022
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	<code>sysctl -a \| grep net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>		<code>sysctl -a \| grep net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>
	<code>sysctl net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>		<code>sysctl net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>
	<code>sysctl -w parameter=value</code> change $parameter to $value</br>		<code>sysctl -w parameter=value</code> change $parameter to $value (fleeting)</br>
	<code>sysctl -p</code> reload settings</br>		<code>sysctl -p</code> reload settings</br>

2022-11-25T09:38:47Z

Setting settings

← Older revision		Revision as of 11:38, 25 November 2022
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	Values can be edited directly with <code>echo 1/0 >> /proc/net/ipv6/conf/all/disable_ipv6</code> or by editing /etc/sysctl.conf or /etc/sysctl.d/parameter.		Values can be edited directly with <code>echo 1/0 >> /proc/net/ipv6/conf/all/disable_ipv6</code> or by editing /etc/sysctl.conf or /etc/sysctl.d/parameter.

	== ~~Setting settings~~ ==		== Settings ==
	<code>sysctl -a</code> list all settings</br>		<code>sysctl -a</code> list all settings</br>
	<code>sysctl -a \| grep net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>		<code>sysctl -a \| grep net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>

2022-11-25T09:38:35Z

setting settings

← Older revision		Revision as of 11:38, 25 November 2022
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	Values can be edited directly with <code>echo 1/0 >> /proc/net/ipv6/conf/all/disable_ipv6</code> or by editing /etc/sysctl.conf or /etc/sysctl.d/parameter.		Values can be edited directly with <code>echo 1/0 >> /proc/net/ipv6/conf/all/disable_ipv6</code> or by editing /etc/sysctl.conf or /etc/sysctl.d/parameter.

	== ~~setting~~ settings ==		== Setting settings ==
	<code>sysctl -a</code> list all settings</br>		<code>sysctl -a</code> list all settings</br>
	<code>sysctl -a \| grep net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>		<code>sysctl -a \| grep net.ipv6.conf.all.disable_ipv6</code> list specific setting</br>