#check if nested KVM is enabled by doing a cat on nested inside sys
root@s14:~# cat /sys/module/kvm_intel/parameters/nested
root@s14:~# echo "options kvm-intel nested=Y" > /etc/modprobe.d/kvm-intel.conf
root@s14:~# echo "options kvm-amd nested=1" > /etc/modprobe.d/kvm-amd.conf
root@s14:~# modprobe -r kvm_intel
modprobe: FATAL: Module kvm_intel is in use.
root@s14:~# modprobe kvm_intel
To apply it properly you may need to reboot after the above
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