HP Surestore E Tape Library Model 2/20, User Manual

Page: 96 / 238

94 Configuring the Library Chapter 3
Table 13
Mailslot Configuration
Number of
Mailslots
Advantages and Disadvantages
0 slots Magazine access must be used to exchange tapes (see
Magazine Access on page 81).
■
Advantage: Allows all slots to be used for data storage.
■
Disadvantage : Cannot easily remove or add tapes
without an inventory check.
1 slot A mailslot setting of 1 (one) allows one slot to be
designated as the mailslot.
■
Advantage: Opens only to the designated slot, which
simplifies the manual tape exchange procedure.
■
Disadvantages: Reduces the library’s storage capacity
by one tape. Also requires more time to import and
export multiple tapes.
1 magazine A mailslot setting of 1 magazine designates an entire
magazine as the mailslot.
■
Advantage: Provides access to a magazine of tapes,
which simplifies the manual tape exchange procedure.
■
Disadvantage: Reduces the library’s storage capacity
by one magazine.
2 magazines A mailslot setting of 2 magazines designates an entire
drawer as the mailslot.
■
Advantage: Provides access to two magazines of tapes,
which simplifies the manual tape exchange procedure.
Also, if you have more than one drive technology in
your library, each magazine could be for a different
tape type.
■
Disadvantage: Reduces the library’s storage capacity
by 2 magazines.