[CentOS] erasing a disk

Mon Sep 14 22:03:29 UTC 2020
John Pierce <jhn.pierce at gmail.com>

I've never run into a system yet where using dd to write zeros on the first
few megabytes didn't completely wipe the disk as far as the OS and existing
file systems are concerned..

dd if=/dev/zero of=/dev/sde bs=65536 count=1024