Erase Data Off a Disk AIX

Question

How do you completely remove data from a disk?

Answer

To format a disk:

#diag
  --> Task Selection
         --> Format Media  (Select hdisk#)
                  --> Format and Certify Disk
OR

diag -cd hdisk<#> -T "format -s erase -a write -P 20202020,00000000,FFFFFFFF"