Sysctl: Difference between revisions

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Displays all available and "opaque" values.
Displays all available and "opaque" values.


<pre>
sysctl -A
sysctl -A
</pre>


For more details about individual configuration attributes, see {{Internal|Kernel Runtime Configuration|Kernel Runtime Configuration}}
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=
=Mac Only Attributes=
Line 25: Line 30:
=<tt>/etc/sysctl.conf</tt>=
=<tt>/etc/sysctl.conf</tt>=


Contains the kernel configuration. It is read by <tt>sysctl</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:

Kernel Runtime Configuration

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).

/etc/sysctl.conf

/etc/sysctl.conf