title: “Erase Ceph Disc”
date: 2020-04-11T21:12:04
slug: erase-ceph-disc

sgdisk --zap-all /dev/vdb
dd if=/dev/zero of=/dev/vdb bs=1M count=100 oflag=direct,dsync
ls /dev/mapper/ceph-\* | xargs -I% -- dmsetup remove %
rm -rf /dev/ceph-\*
rm -rf /var/lib/rook
fdisk -l