Apple Xsan 2 (Third Edition) - Manual (Page 117)

Appendix B Using the Command Line 117
To list available LUNs:
$ sudo cvlabel -l [-s] [-v]
To list current LUN and label information you can paste into a label file:
$ sudo cvlabel -c
To label a LUN:
$ sudo cvlabel [-v] [-f] [labelfile]
To remove the label from a LUN:
$ sudo cvlabel -u lun
Parameter Description
-l List available LUNs.
-s Display device serial numbers.
-v Show progress display.
-c Create a label template file.
-f Relabels LUNs that are labeled.
labelfile An optional file containing information for each
label. You can use the -c option to create this file.
lun The LUN identified by disk name—for example:
/dev/disk4.
-u Unlabel the specified LUN.
Creating a Folder and Assigning an Affinity (cvmkdir)
Use the cvmkdir command to create a folder (directory) and assign it an affinity tag so
that its contents are stored on storage pools with the same affinity tag.
$ cvmkdir -k affinity folder
Parameter Description
-k affinity Specifies the affinity tag to be associated with the
folder.
affinity – the affinity tag that’s assigned to
the storage pools where you want the folder’s
contents to be stored
You can use the
show long command of the
cvadmin tool to see a storage pool’s affinity tag.
You can use -k "" to remove the folder’s affinity
tag.
folder The path to and name of the folder.