HP StorageWorks Disk Array XP operating system configuration guide: Windows NT (A5951-96023, December 2005)

C Fibre C h annel adapter

settings

You may need to change your Fibre Channel adapter settings to optimize the

I/O performance of the disk array. The following instructions are for the QLogic

QLA2100/QL A2200 and the Emulex LightPulse LP6000E, LP7000/E, and LP8000 Fibre

Channel adapters. If you are using a different Fibre Channel adapter to connect the disk

array, please contact the HP service representative for assistance.

Queue depth r

equirements

Set queue de

pth within the following limits. You can adjust the queue depth later as

needed.

Queue depth

parameter

Required va

lue

Per LU

Less than or equal to 32 per LU

Per port (MAXTAGS)

XP1024: Less than or equal to 512 per port

XP512: Less than or equal to 254 per port.

Conﬁguring a QLogic QLA 2100F/QLA2200F Fibre

Channel adapter

1. During sy stem start-up, press Ctrl-Q to run the QLogic Fast! utility.

2. Select “Option Conﬁgu ration Settings,” and then “Host Adapter Set tings.”

3. Verify the following settings:

host ada pter BIOS: disabled

frame size: 2048

execution t hrottle: 2 (use 8 instead of 2 if you are conﬁguring only LUSE devices)

4. Select “Adapter Hard ID Settings” and verify the following settings:

adapter hard ID: enabled

hard ID: less than all 7700E por t addresses

HP StorageWorks Disk Array XP operating system conﬁguration guide Windows NT