diff --git a/README.md b/README.md
index 599dad4..1345a5a 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@ Scripts
 -------
 
   * [backupnaz.sh](https://forge.tourmentine.com/n/scripts/src/master/backupnaz.sh) => used to backup my NAS
+  * [bootstraponline.sh](https://forge.tourmentine.com/n/scripts/src/master/bootstraponline.sh) => create a root-on-zfs FreeBSD server. can be used on Scaleway/Online, using this [howto](https://loicpefferkorn.net/2015/10/freebsd-10.2-release-on-a-dedibox-xc-server-online.net-with-root-on-zfs/)
   * [cleanmaildir.sh](https://forge.tourmentine.com/n/scripts/src/master/cleanmaildir.sh) => delete old mail in maildirs
   * [dodo.sh](https://forge.tourmentine.com/n/scripts/src/master/dodo.sh) => turn off screen using DPMS
   * [dump_mysql.sh](https://forge.tourmentine.com/n/scripts/src/master/dump_mysql.sh) => dump all mysql databases (and send a report to the monitoring system)
diff --git a/bootstraponline.sh b/bootstraponline.sh
new file mode 100644
index 0000000..70c5d85
--- /dev/null
+++ b/bootstraponline.sh
@@ -0,0 +1,42 @@
+gpart destroy -F ada0
+gpart create -s gpt ada0
+gpart add -s 222 -a 4k -t freebsd-boot -l boot0 ada0
+gpart add -s 2g -a 4k -t freebsd-swap -l swap0 ada0
+gpart add -s 25g -a 4k -t freebsd-zfs -l disk0 ada0
+#gpart add -a 4k -t freebsd-zfs -l disk0 ada0
+gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 ada0
+
+zpool create -o altroot=/mnt -O canmount=off -m none zroot /dev/gpt/disk0
+
+zfs set checksum=fletcher4 zroot
+zfs set atime=off zroot
+zfs create -o mountpoint=none zroot/ROOT
+zfs create -o mountpoint=/ zroot/ROOT/default
+zfs create -o mountpoint=/tmp -o compression=lz4 -o setuid=off   zroot/tmp
+chmod 1777 /mnt/tmp
+
+zfs create -o mountpoint=/usr  zroot/usr
+zfs create zroot/usr/local
+zfs create -o mountpoint=/home -o setuid=off   zroot/home
+zfs create -o compression=lz4 -o setuid=off   zroot/usr/ports
+zfs create -o compression=off -o exec=off -o setuid=off   zroot/usr/ports/distfiles
+zfs create -o compression=off -o exec=off -o setuid=off   zroot/usr/ports/packages
+zfs create -o compression=lz4 -o exec=off -o setuid=off   zroot/usr/src
+zfs create zroot/usr/obj
+zfs create -o mountpoint=/var  zroot/var
+zfs create -o compression=lz4 -o exec=off -o setuid=off   zroot/var/crash
+zfs create -o exec=off -o setuid=off   zroot/var/db
+zfs create -o compression=lz4 -o exec=on -o setuid=off   zroot/var/db/pkg
+zfs create -o exec=off -o setuid=off   zroot/var/empty
+zfs create -o compression=lz4 -o exec=off -o setuid=off   zroot/var/log
+zfs create -o compression=gzip -o exec=off -o setuid=off   zroot/var/mail
+zfs create -o exec=off -o setuid=off   zroot/var/run
+zfs create -o compression=lz4 -o exec=on -o setuid=off   zroot/var/tmp
+chmod 1777 /mnt/var/tmp
+
+zpool set bootfs=zroot/ROOT/default zroot
+
+cat << EOF > /tmp/bsdinstall_etc/fstab
+# Device                       Mountpoint              FStype  Options         Dump    Pass#
+/dev/gpt/swap0                 none                    swap    sw              0       0
+EOF