8–Configuring FCoE in a Linux Environment
Using the QLogic Linux Utilities
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Dynamic TGT-LUN Discovery Utility
The Dynamic TGT-LUN Discovery utility is a combination command line/menu
interface that performs the following tasks:
Rescans all the QLogic adapters for new LUNs, using sysfs-based (default)
or proc-based scanning methods
Rescans adapters and removes lost LUNs from the system
Sets the number of LUNs to scan. The maximum is 256.
Selects a specific adapter to scan (menu interface only)
Displays information for each adapter
Scans devices for LUNs with disks that have changed size
Package Contents
Table 8-10 describes the files in the Dynamic TGT-LUN Discovery utility package:
FC HBA Change LUN State utility Change the state of LUNs connected to a
QLogic Fibre Channel adapter from offline to
online/running
Set Device Command Timeout utility Sets the timeout on the devices connected to
the QLogic Fibre Channel adapter
Table 8-10. Dynamic TGT-LUN Discovery Utility Package Files
File Description
COPYING GNU general public license that describes
rights to copy, distribute, and use the open
source content in this Linux tool.
ql-dynamic-tgt-lun-disc.sh Script file that scans the QLogic adapters for
LUNs.
README.ql-dynamic-tgt-lun-disc.txt Readme file
revision.qldynamic.txt Text file that explains the changes that are new
in this version of the package
sg3_utils-1.23.tgz Package containing utilities that send SCSI
commands to the SCSI devices.
Table 8-9. QLogic Linux Utilities (Continued)
File Name Description
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