HP Server tc2120 HP Server Ultra 3 SCSI Host Bus Adapter Installation and Conf - Page 29

Using Driver-specific Parameters, INSTRUMENTATION, INSTR_ERRLOG_Z, MAXTAGS, HOTPLUG

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Chapter 3 Microsoft Windows NT Installation 9. Click on the Device key. 10. Select Add Value from the Edit menu. In the Value Name edit box, enter one of the valid parameter values. Make sure to enter the appropriate data type for the value. To enter additional values, repeat Step 8 through Step 9. NOTE Changes made with the Registry Editor do not take effect until you shut down and then restart your system. Using Driver-specific Parameters To use the Registry Editor to enter adpu160m.sys driver-specific parameters that affect the configuration information for SCSI PCI device drivers, follow the instructions below. A list of valid parameters follows: NOTE The following parameters are case-sensitive and must be entered exactly as shown. When entering multiple parameters, each parameter must be separated by a space. • /INSTRUMENTATION-enables recording of I/O statistics and errors. If this option is not specified, instrumentation defaults to disabled. The data type for this value is REG_SZ. • /INSTR_ERRLOG_Z=nnn-sets the maximum number of error log entries, if /INSTRUMENTATION is enabled. If a number is not specified, the maximum number or error log entries defaults to 32. Valid values are 0-128. The data type for this value is REG_SZ. • /MAXTAGS=nnn-specifies the tagged command queue depth. If a number is not specified, the tagged queue depth defaults to 128. Valid values are 1-255. The data type for this value is REG_SZ. • /HOTPLUG -enables Hot-Plug PCI feature. If this option is not specified, Hot-Plug PCI feature defaults to disabled. To enter driver-specific parameters, follow these steps: 1. Select Run from the Start button. 2. Type regedt32 and press Enter. 3. Open the registry list to the following location: 23

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23
Chapter 3
Microsoft Windows NT Installation
9.
Click on the Device key.
10.
Select Add Value from the Edit menu. In the Value Name edit box, enter one of
the valid parameter values. Make sure to enter the appropriate data type for the
value. To enter additional values, repeat
Step 8
through
Step 9
.
Using Driver-specific Parameters
To use the Registry Editor to enter
<File Name>
adpu160m.sys driver-specific
parameters that affect the configuration information for SCSI PCI device drivers,
follow the instructions below. A list of valid parameters follows:
•
/INSTRUMENTATION
—enables recording of I/O statistics and errors. If this
option is not specified, instrumentation defaults to disabled. The data type for
this value is REG_SZ.
•
/INSTR_ERRLOG_Z=
nnn
—
sets the maximum number of error log entries, if
/INSTRUMENTATION is enabled
.
If a number is not specified, the maximum
number or error log entries defaults to 32. Valid values are 0-128. The data type
for this value is REG_SZ.
•
/MAXTAGS=
nnn
—
specifies the tagged command queue depth. If a number is
not specified, the tagged queue depth defaults to 128. Valid values are 1-255.
The data type for this value is REG_SZ.
•
/HOTPLUG
—
enables Hot-Plug PCI feature. If this option is not specified,
Hot-Plug PCI feature defaults to disabled.
To enter driver-specific parameters, follow these steps:
1.
Select Run from the Start button.
2.
Type regedt32 and press Enter.
3.
Open the registry list to the following location:
NOTE
Changes made with the Registry Editor do not take effect until
you shut down and then restart your system.
NOTE
The following parameters are case-sensitive and must be
entered exactly as shown. When entering multiple parameters,
each parameter must be separated by a space.