# DESTROYS EVERYTHING!
# DO NOT USE IF YOU DON'T KNOW WHAT YOU ARE DOING!
# ONLY USE ON FRESH AND NON-PRODUCTIVE SYSTEMS
kill -KILL `lsof -t /target`
umount /target/boot/* /target/* /target
wipefs --all /dev/dm-*
vgchange -an
pvremove -ff -y /dev/md*
vgchange -an
wipefs --all /dev/md*
mdadm --stop /dev/md*
mdadm --zero-superblock /dev/sd*
mdadm --stop /dev/md*
vgchange -an
pvremove -ff -y /dev/sd*
vgchange -an
wipefs --all /dev/sd*
wipefs --all /dev/sd*
blkdiscard /dev/sda & blkdiscard /dev/sdb &
dd if=/dev/zero of=/dev/sdc bs=1G count=40 & dd if=/dev/zero of=/dev/sdd bs=1G count=40 &