Sysctl: Difference between revisions
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=Internal= | =Internal= | ||
* [[Linux#Commands|Linux]] | |||
* [[Linux_Kernel_Info#Kernel_Runtime_Configuration|Linux Kernel Info]] | |||
* [[Mac#Commands|Mac]] | * [[Mac#Commands|Mac]] | ||
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Gets/sets the kernel state. | Gets/sets the kernel state. | ||
Displays all available and "opaque" values. | |||
==hw.memsize== | sysctl -A | ||
For more details about individual configuration attributes, see: {{Internal|Kernel Runtime Configuration|Kernel Runtime Configuration}} | |||
=Options= | |||
==<tt>-w</tt>== | |||
Write configuration: | |||
<syntaxhighlight lang='bash'> | |||
sysctl -w net.bridge.bridge-nf-call-iptables=1 | |||
</syntaxhighlight> | |||
This writes <code>/proc/sys/net/bridge/bridge-nf-call-iptables</code>. | |||
=Mac Only Attributes= | |||
====hw.memsize==== | |||
Physical memory size available on the system (in bytes). | Physical memory size available on the system (in bytes). | ||
=<tt>/etc/sysctl.conf</tt>= | |||
{{Internal|/etc/sysctl.conf|/etc/sysctl.conf}} | |||
Latest revision as of 16:22, 2 July 2021
Internal
Overview
Gets/sets the kernel state.
Displays all available and "opaque" values.
sysctl -A
For more details about individual configuration attributes, see:
Options
-w
Write configuration:
sysctl -w net.bridge.bridge-nf-call-iptables=1
This writes /proc/sys/net/bridge/bridge-nf-call-iptables.
Mac Only Attributes
hw.memsize
Physical memory size available on the system (in bytes).