Sysctl
sysctl reload without reboot [100% Working]
Use sysctl -p FILE or sysctl --load FILE or sysctl --system to perform sysctl reload without reboot. Update the initramfs using dracut -f or update-initramfs …
Linux disable IPv6 properly (with or without reboot)
Detailed guide with list of best practices to disable Ipv6 in Linux. You can use grubby, grub2-editenv, sysctl to disable your ipv6 across Linux server
