StorageTek SL8500, Руководство пользователя

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N+1
Glossary-5
keypad
The interface located on the CIM. The keypad contains the CAP open/close buttons,
safety door locks, and the ERS button.
LCM
See Library Content Manager (LCM) .
LTO
See linear tape open format (LTO) .
library complex
Two or more SL8500 libraries attached to each other with a pass-thru port (PTP) .
library controller (LC)
The HBC/HBCR card within the library that controls operations and communicates
with the operator panel.
Library Content Manager (LCM)
Software that provides content management for mainframe automated tape
environments. Works with host software component, virtual storage manager and
your tape management system.
library operator panel
See touch screen operator control panel .
library storage module (LSM)
Library component connected to other LSMs in a library complex with a pass-thru
port. Same as an SL8500 rail.
linear tape open format (LTO)
A set of tape data format standards created to enable data interchange among different
LTO Ultrium tape drive vendors. These standards allow data cartridges to be shared.
magazine
A removable array that holds cartridges and is placed into the cartridge access port
(CAP).
Multi TCP/IP
Using TCP/IP connections to multiple libraries to provide redundant communication
paths between the host software (ACSLS or HSC) and an SL8500
library complex .
MIR
Media Information Region (MIR). A kind of map or directory of the location of user
data on the physical media. This capability allows the drive to optimize access to user
data, saving vital time to data access. The MIR data on an encrypted tape is not
encrypted.
N+1
The standard power configuration that provides DC power redundancy by adding an
additional DC power supply to DC power grid. There is one power supply for every
two robots plus one redundant supply and one supply for every eight drives plus one
redundant supply. There are two PDUs: one system PDU and one N+1 PDU. Only
accessory racks 2 and 4 are powered. See also
2N .