LINUX: How To Display All Runtime Kernel Parameters In Linux? (sysctl command)

Below sysctl command can be used to display all runtime kernel parameters in Linux.

sysctl -a

Below is portion of "sysctl -a" command output for reference.

# sysctl -a
abi.vsyscall32 = 1
crypto.fips_enabled = 0
debug.exception-trace = 1
debug.kprobes-optimization = 1
dev.hpet.max-user-freq = 64
dev.mac_hid.mouse_button2_keycode = 97
dev.mac_hid.mouse_button3_keycode = 100
dev.mac_hid.mouse_button_emulation = 0

Products to which Article Applies

All Linux Operating Systems

Additional Reference

https://linux.die.net/man/8/sysctl

tarun boyella