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="-j5"

Ebuilds in World:
app-admin/rsyslog-5.6.5
app-editors/vim-7.3.189
app-misc/pax-utils-0.2.2
app-portage/gentoolkit-0.3.0.4
mail-mta/postfix-2.7.4
net-firewall/iptables-1.4.10
net-misc/openssh-5.8_p1-r1
sys-apps/iproute2-2.6.35-r2
sys-boot/grub-static-0.97-r10
sys-kernel/hardened-sources-2.6.38-r6
sys-process/fcron-3.0.6-r1
sys-process/htop-0.9