HP StorageWorks 2/16V HP StorageWorks Fabric OS 5.3.x administrator guide (569 - Page 208

Conserving power, Blade terminology and compatibility, Table 54 Director terminology and abbreviations

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ports 16-31 with an FC4-48, the FC4-48 faults. To correct this, reinsert the FC4-32 and issue portSwap to restore the original area IDs to ports 16-31. Conserving power To conserve power and ensure that more critical components are the least affected by a power fluctuation, you can power off components in a specified order, using the powerOffListSet command. The available power is compared to the power demand to determine if there is enough power to operate. If there is less power available than the demand, the power-off list is processed until there is enough power for operation. By default, the processing proceeds from slot 1 to the last slot in the chassis. As power becomes available, slots are powered up in the reverse order. NOTE: Some FRUs in the chassis may use significant power, yet cannot be powered off through software. For example, a missing blower FRU may change the power computation enough to affect how many slots can be powered up. The powerOffListShow command displays the power off order. Blade terminology and compatibility Before configuring a chassis, familiarize yourself with the Director CP blade and port blade nomenclature, as well as the port blade compatibilities. Often in procedures, only the abbreviated names for CP and port blades are used (for example, the FC4-16 blade). Table 54 includes CP and port blade abbreviations and descriptions. Table 54 Director terminology and abbreviations Term Abbreviation SAN Director 2/128 CP2 control processor blade 4/256 SAN Director control processor blade 16-port 2-Gbit/sec port blade CP4 FC-16 16-port 2-Gbit/sec port blade FC2-16 16-port 4-Gbit/sec port blade FC4-16 32-port 4-Gbit/sec port blade FC4-32 Blade ID (slotshow) 5 16 2 4 17 18 Definition The second generation CP blade provided with the SAN Director 2/128. This CP supports 1, 2, and 4 Gbit/sec port speeds. It supports both the dual domain and a single domain configuration within the chassis. The third generation CP blade provided with the 4/256 SAN Director. This CP supports 1, 2, and 4 Gbit/sec port speeds, as well as 16 and 32-port blades. The first generation Director 16-port blade supporting 2 Gbit/sec port speeds. This port blade is only compatible with the SAN Director 2/128 CP blades. The second generation Director 16 port blade supporting 1 and 2 Gbit/sec port speeds. This port blade is only compatible with the SAN Director 2/128 or 4/256 SAN Director CP blades. The third generation Director 16 port blade supporting 1, 2, and 4 Gbit/sec port speeds. This port blade is only compatible with the SAN Director 2/128 or 4/256 SAN Director CP blades. FC4-16 blades do not support Fibre Channel, Arbitrated Loop private devices. A 32 port Director port blade supporting 1, 2, and 4 Gbit/sec port speeds. This port blade is only compatible with the 4/256 SAN Director CP blades. FC4-32 blades do not support private devices. 210 Configuring Directors

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210
Configuring Directors
ports 16–31 with an FC4-48, the FC4-48 faults. To correct this, reinsert the FC4-32 and issue
portSwap
to restore the original area IDs to ports 16–31.
Conserving power
To conserve power and ensure that more critical components are the least affected by a power fluctuation,
you can power off components in a specified order, using the
powerOffListSet
command.
The available power is compared to the power demand to determine if there is enough power to operate.
If there is less power available than the demand, the power-off list is processed until there is enough power
for operation. By default, the processing proceeds from slot 1 to the last slot in the chassis. As power
becomes available, slots are powered up in the reverse order.
NOTE:
Some FRUs in the chassis may use significant power, yet cannot be powered off through software.
For example, a missing blower FRU may change the power computation enough to affect how many slots
can be powered up.
The
powerOffListShow
command displays the power off order.
Blade terminology and compatibility
Before configuring a chassis, familiarize yourself with the Director CP blade and port blade nomenclature,
as well as the port blade compatibilities. Often in procedures, only the abbreviated names for CP and port
blades are used (for example, the FC4-16 blade).
Table 54
includes CP and port blade abbreviations and
descriptions.
Table 54
Director terminology and abbreviations
Term
Abbreviation
Blade ID
(slotshow)
Definition
SAN Director 2/128
control processor
blade
CP2
5
The second generation CP blade provided with the SAN
Director 2/128. This CP supports 1, 2, and 4 Gbit/sec port
speeds. It supports both the dual domain and a single
domain configuration within the chassis.
4/256 SAN Director
control processor
blade
CP4
16
The third generation CP blade provided with the 4/256
SAN Director. This CP supports 1, 2, and 4 Gbit/sec port
speeds, as well as 16 and 32-port blades.
16-port 2-Gbit/sec
port blade
FC-16
2
The first generation Director 16-port blade supporting 2
Gbit/sec port speeds. This port blade is only compatible
with the SAN Director 2/128 CP blades.
16-port 2-Gbit/sec
port blade
FC2-16
4
The second generation Director 16 port blade supporting 1
and 2 Gbit/sec port speeds. This port blade is only
compatible with the SAN Director 2/128 or 4/256 SAN
Director CP blades.
16-port 4-Gbit/sec
port blade
FC4-16
17
The third generation Director 16 port blade supporting 1, 2,
and 4 Gbit/sec port speeds. This port blade is only
compatible with the SAN Director 2/128 or 4/256 SAN
Director CP blades. FC4-16 blades do not support Fibre
Channel, Arbitrated Loop private devices.
32-port 4-Gbit/sec
port blade
FC4-32
18
A 32 port Director port blade supporting 1, 2, and 4
Gbit/sec port speeds. This port blade is only compatible
with the 4/256 SAN Director CP blades.
FC4-32 blades do not support private devices.