“The afternoon knows what the morning never suspected.”
DBC is the only user when the system first arrives
Wow! I own 10 Terabytes of PERM Space!
When the system is new and arrives at your company, DBC is the only USER. DBC counts up all the disk space attached to each AMP and considers that PERM space owned by DBC.
User DBC owns all the disk space on day one of your system's arrival. DBC will then begin to allocate space to other databases or users. Think of PERM space like money. If DBC has 10 Terabytes of space it is like having 10 dollars. If you give away 5 dollars, you only have 5 dollars ...