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Figure 4-5: Service Clearances, single rack system
Operational requirements
The operational requirements for the HUS VM include:
•
LAN for Storage Navigator
Storage Navigator communicates with the HUS VM storage system over a
LAN to obtain system configuration and status information and send user
commands to the storage system. Storage Navigator serves as the
integrated interface for all resource manager components.
•
Cable length for host I/O modules
The following table lists the cable length requirements for the host I/O
modules in the HUS VM storage system.
Table 4-12: Maximum cable length (shortwave)
DataTransfer
Rate
OM1(62.5/125 f/m
multi-mode fiber)
OM2(50/125 f/m
multi-mode fiber)
OM3(50/125 f/m laser
optimizedmulti-mode fiber)
MB/s
feet / meters
feet / meters
feet / meters
200
492.1 / 150
984.3 / 300
1640.4 / 500
400
229.7 / 70
492.1 / 150
1246.7 / 380
800
68.9 / 21
164 / 50
492.1 / 150
Site preparation
Hitachi Unified Storage VM Block Module Hardware User Guide
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