Справочник Пользователя для IBM DS4000 FC

IBM

FC

4Gbps

PCI-X

Adapter

hard

loop

ID

This

setting

forces

the

adapter

to

attempt

to

use

the

ID

specified

in

the

Hard

Loop

ID

setting.

The

default

is

Disabled.

Hard

loop

ID

If

the

FC

4Gbps

PCI-X

Adapter

Hard

Loop

ID

setting

is

Enabled,

the

adapter

attempts

to

use

the

ID

specified

in

this

setting.

The

default

ID

is

0.

You

should

set

this

ID

to

a

unique

value

from

0-125

if

there

is

more

than

one

adapter

connected

to

a

FC-AL

loop,

and

the

FC

4Gbps

PCI-X

Adapter

Hard

Loop

ID

setting

is

Enabled.

Spin

up

delay

When

this

bit

is

set,

the

BIOS

will

wait

up

to

5

minutes

to

find

the

first

drive.

The

default

setting

is

Disabled.

Connection

Options

This

setting

defines

the

type

of

connection

(loop

or

point

to

point)

or

connection

preference.

The

default

is

2.

Fibre

Channel

Tape

Support

This

setting

enables

FCP-2

recovery.

The

default

is

Disabled.

You

should

change

this

setting

to

Disabled

if

the

HBA

is

connected

to

a

DS4000

storage

server.

The

DS4000

storage

server

does

not

support

a

tape

device

through

the

same

Fibre-Channel

HBA

from

the

host

server.

Data

Rate

This

setting

determines

the

data

rate.

When

this

setting

is

0,

the

FC

4Gbps

PCI-X

HBA

runs

at

1Gbps.

When

this

setting

is

1,

the

FC

4Gbps

PCI-X

HBA

runs

at

2Gbps.

When

this

setting

is

2,

Fast!UTIL

determines

what

rate

your

system

can

accommodate

and

sets

the

rate

accordingly.

The

default

is

2

(auto-configure).

When

the

setting

is

3,

the

FC

4Gbps

PCI-X

HBA

runs

at

4Gbps.

Table

4.

FC

4Gbps

PCI-X

HBA

data

rates

Bits

15–13

(h)

Data

rate

0

1

gigabit/second

1

2

gigabits/second

2

Auto-negotiated

3

4

gigabits/second

4–7

Reserved

Advanced

FC

4Gbps

PCI-X

Adapter

Settings

Access

the

following

advanced

host

bus

adapter

settings

through

the

Configuration

Settings

menu

in

Fast!UTIL

and

select

Advanced

FC

4Gbps

PCI-X

Adapter

Settings.

The

default

settings

for

the

FC

4Gbps

PCI-X

HBA

are

as

follows:

Execution

Throttle

This

setting

specifies

the

maximum

number

of

commands

executing

on

any

one

port.

When

the

execution

throttle

of

a

port

is

reached,

no

new

commands

are

executed

until

the

current

command

finishes

executing.

The

valid

options

for

this

setting

are

1-256.

The

default

is

256.

LUNs

per

Target

This

setting

specifies

the

number

of

LUNs

per

target.

Multiple

LUN

support

is

typically

for

redundant

array

of

independent

disks

(RAID)

servers

that

use

LUNs

to

map

drives.

The

default

is

256.

Chapter

3.

Configuring

the

FC

4Gbps

PCI-X

Adapter

with

Fast!UTIL

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