FreeBSD

To fix FreeBSD clock in VirtualBox:

/boot/loader.conf

kern.hz=100

sudo ntpdate pool.ntp.org

To fix the slow disk that causes hangs:

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/piix3ide/0/LUN#0/Config/FlushInterval" 1000000

/etc/rc.conf

postgresql_enable="YES"

To enable NAT ssh:

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/pcnet/0/LUN#0/Config/ssh/HostPort" 2222

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/pcnet/0/LUN#0/Config/ssh/GuestPort" 22

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/pcnet/0/LUN#0/Config/ssh/Protocol" TCP

To disable NAT ssh:

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/pcnet/0/LUN#0/Config/ssh/HostPort"

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/pcnet/0/LUN#0/Config/ssh/GuestPort"

VBoxManage setextradata "FreeBSD x86-64" "VBoxInternal/Devices/pcnet/0/LUN#0/Config/ssh/Protocol"