Hitachi Universal Storage Platform VM Computer Drive User Manual


 
xii Preface
Hitachi Universal Storage Platform V/VM User and Reference Guide
Document Conventions
The terms “Universal Storage Platform V” and “Universal Storage Platform VM”
refer to all models of the Hitachi Universal Storage Platform V and VM storage
systems, unless otherwise noted.
This document uses the following icons to draw attention to information:
Icon Meaning Description
Note Calls attention to important and/or additional information.
Tip
Provides helpful information, guidelines, or suggestions for performing
tasks more effectively.
Caution
Warns the user of adverse conditions and/or consequences (e.g.,
disruptive operations).
WARNING
Warns the user of severe conditions and/or consequences (e.g.,
destructive operations).
DANGER
Dangers provide information about how to avoid physical injury to
yourself and others.
ELECTRIC SHOCK
HAZARD!
Warns the user of electric shock hazard. Failure to take appropriate
precautions (e.g., do not touch) could result in serious injury.
ESD Sensitive
Warns the user that the hardware is sensitive to electrostatic discharge
(ESD). Failure to take appropriate precautions (e.g., grounded wrist
strap) could result in damage to the hardware.
Convention for Storage Capacity Values
Physical storage capacity values (e.g., disk drive capacity) are calculated
based on the following values:
1 KB = 1,000 bytes
1 MB = 1,000
2
bytes
1 GB = 1,000
3
bytes
1 TB = 1,000
4
bytes
1 PB = 1,000
5
bytes
Logical storage capacity values (e.g., logical device capacity) are calculated
based on the following values:
1 KB = 1,024 bytes
1 MB = 1,024
2
bytes
1 GB = 1,024
3
bytes
1 TB = 1,024
4
bytes
1 PB = 1,024
5
bytes
1 block = 512 bytes