Virtualmaster init.d firstboot script:
/etc/hosts
/etc/resolv.conf
/etc/conf.d/hostname
/etc/conf.d/net

GCC parameters:
CFLAGS="-march=core2 -O2 -pipe -fomit-frame-pointer"
CXXFLAGS="${CFLAGS}"
MAKEOPTS="-j2"

Ebuilds in World:
app-admin/rsyslog-3.22.0
app-editors/vim-7.3.50
app-portage/gentoolkit-0.2.4.6.1-r1
main-mta/ssmtp-2.62-r8
net-firewall/iptables-1.4.10
net-misc/openssh-5.8_p1-r1
sys-apps/baselayout-2.0.2
sys-apps/iproute2-2.6.35-r2
sys-aps/openrc-0.8.0
sys-boot/grub-static-0.97-r10
sys-kernel/hardened-sources-2.6.36-r9
sys-process/fcron-3.0.6-r1
sys-process/htop-0.8.3