User Guide

Utilities 201
Utilities Reference
103-000153-001
August 29, 2001
Novell Confidential
Manual 99a38 July 17, 2001
Disk Parameters
Disk parameters control Hot Fix
TM
redirection, as well as other aspects of disk
reads and writes.
For a description of disk parameters, see the following table.
Table 7 Disk Parameters
Parameter Use to
Sequential Elevator Depth = number Set the maximum elevator depth for sequential requests.
Media Manager sends the number of sequential requests up to
this value to the same device. When the device contains this
number of requests and another device in the mirror group is
empty, Media Manager begins sending requests to the idle
device.
Supported values: 0 to 4294967295
Default: 8
You can set this parameter in the STARTUP.NCF file.
Enable IO Handicap Attribute = value Enable drivers and applications to inhibit read requests from one
or more devices.
Supported values: ON, OFF.
Default: OFF.
Setting this parameter to ON enables the inhibit attribute to
function. Setting this parameter to OFF prevents the attribute
from functioning.
Do not set this attribute to ON unless instructed to do so by a
device manufacturer.
You can set this parameter in the STARTUP.NCF file.
Mirrored Devices Are Out of Sync
Message Frequency = time
Set the frequency (in minutes) for checking out-of-sync devices.
Supported values: 5 to 9999 minutes
Default: 28 minutes
You can set this parameter in the STARTUP.NCF file.