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NAME

sysctl.conf — sysctl variables to set at system startup

DESCRIPTION

sysctl.conf is made up of sysctl(8) variable assignments (variable=value) with comments designated by a hash mark (‘#’).

/etc/sysctl.conf is read at system startup by rc(8) early on in the boot sequence.

FILES

/etc/sysctl.conf

 

/etc/examples/sysctl.conf

 

EXAMPLES

To turn on IP forwarding, one would use the following line:

net.inet.ip.forwarding=1

To cause the kernel to reboot on a panic, instead of dropping into the debugger, the following can be used:

ddb.panic=0

SEE ALSO

sysctl(2), rc(8), sysctl(8)

HISTORY

A sysctl.conf file first appeared in OpenBSD 2.3.