Hitachi Lighting 9900 Series Architecture Manual page 73

Hitachi Data Systems
64
MBCP
Master Business Continuity Professional. The highest level of professional certification
of the Disaster Recovery Institute (DRI). The master level targets an individual with a
minimum of five years of experience as a business continuity/disaster recovery planner.
See also DRI (Disaster Recovery Institute), CBCP (Certified Business Continuity
Professional), and ABCP (Associate Business Continuity Professional).
MIB
Management Information Base is a set of standards for detailed system information
that is reported to a control console for SNMP compliance. Its intent is to provide
common parameters for heterogeneous computer systems.
MIPS
Millions of Instructions Per Second (or MIPS) is a rough measure of processor
performance within the same class of processor.
Meta-data
Data about data as used by the CM-HSM and the Control Memory Subsystem of
the Lightning 9900 Series.
™
Mirrored pair
Two disk units or logical units that contain the same data. The operating system soft-
ware refers to them as one entity and "reads from either" and "writes to both" when
RAID-1 is enabled.
Mirroring
A term to describe the process of writing data to two disk volumes, usually to ensure
high availability in case one of the disks fails. Mirroring can be hardware or software
based.
MP
Micro-Processor.
MPA
Micro-Processor Adapter.
MPLF
The Lightning 9900
™
IBM ® highest performance transaction processing operating system-TPF. In either
native TPF mode or under VM, MPLF provides extremely high performance
record-level locking so that multiple hosts can read and write to the same file without
interfering with each other. See also TPF.
supports the Multiple Path Locking Facility (MPLF) for the