
Driver for Linux - Configuration Section Page 66
The 'devlabel' Tool
The devlabel tool provided by Red Hat for Red Hat Enterprise Linux 3 manages persistent names for
Fibre Channel and other disk devices.
Using the devlabel utility, you can add persistent names, remove persistent names, or show persistent
names. Visit the Red Hat web site for more information.
To add a persistent name type:
# devlabel add -d <device> -s <symlink>
For example:
# devlabel add -d /dev/sdb1 -s /dev/mydata
This example creates the persistent name /dev/mydata, which points to /dev/sdb1.
To remove a persistent name type:
# devlabel remove -s <symlink>
For example:
# devlabel remove -s /dev/mydata
This example removes the persistent name /dev/mydata.
To show persistent names type:
# devlabel status
This command displays all persistent names in the system.
View Target Mapping and Set Up Persistent Binding
The Target Mapping tab in HBAnyware enables you to view current target mapping and to set up
persistent binding.
View Target Mapping
To view the Target Mapping tab:
1. Start HBAnyware.
2. Do one of the following:
• From the menu bar, click View, then click Group HBAs by Host Name.
• From the toolbar, click the Group HBAs by Host Name button.
lpfc_xmt_que_size 256 128 10,240 Number of outstanding IP
commands for an adapter.
Table 2: lpfc.conf Variables (Continued)
Variable Default Min Max Comments
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