Users Guide

3–Fibre Channel Configuration
Setting Queue Depth
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14. Click Back to return to the Main Configuration Page window.
15. Click Finish to save your changes and exit.
Setting Queue Depth
Queue depth refers to the maximum LUN queue depth to report for target devices.
This section provides the default values and instructions for modifying the queue
depth value configured by the Windows, Linux, and ESXi drivers.
Changing the Windows Queue Depth
The default queue depth value on Windows is 20 and the range is 0–254.
To change the default value:
1. Click Start, select Run, and open the REGEDIT/REGEDT32 program.
2. Select HKEY_LOCAL_MACHINE and then expand the tree structure down to
the QLogic driver as follows:
HKEY_LOCAL_MACHINE
SYSTEM
CurrentControlSet
Services
Ql2300
Parameters
Device
3. Double-click DriverParameter:REG_SZ:qd=32.
Port Login Timeout Specifies the time-out in milliseconds that the initiator uses
when attempting to log in to the target device port. The
range is 0 to 255000.
Port Down Retry Count Specifies the number of seconds the software retries a
command to a port returning port-down status. The range
is 0 to 255.
Link Down Timeout Specifies the number of milliseconds the Fibre Channel
uplink port can be offline before the system is notified that
the SAN fabric connectivity is lost and the uplink port is
marked as being down. The range is 1 to 255000.
Table 3-7. HBA Configuration Page Settings (Continued)
Setting Description