Modifying Global Settings
The created file displays an entry for disks located by the /usr/cvfs/ bin/cvlabel command.
CvfsDisk_UNKNOWN /dev/sdb # host 4 lun 1 sectors 639570752 ...
CvfsDisk_UNKNOWN /dev/sdc # host 4 lun 2 sectors 639570752 ...
CvfsDisk_UNKNOWN /dev/sdd # host 4 lun 3 sectors 639570752 ...
Caution: Identify any drives that already contain a recognized Volume Type. Do not write a label to these drives or you may lose data.
4In the /usr/cvfs/config/cvlabels file, delete any lines that refer to disks that will not be labeled or have already been labeled.
5Edit /usr/cvfs/config/cvlabels file to provide a unique name for each drive to be used by SNFS.
In this example, the UNKNOWN variable in the drive name associated with disk device /dev/sdb has been renamed to a numeral (in sequence) 0,1,and 2. The disk devices have also been alphabetically ordered.
CvfsDisk0 /dev/sdb # host 4 lun 1 sectors 639570752 ...
CvfsDisk1 /dev/sdc # host 4 lun 2 sectors 639570752 ...
CvfsDisk2 /dev/sdd # host 4 lun 3 sectors 639570752 ...
6Save the /usr/cvfs/config/cvlabels file.
7Use the cvlabel command to label the disks. Type:
/usr/cvfs/bin/cvlabel /usr/cvfs/config/cvlabels
8For each disk, you are prompted to verify that you want to label each disk. Type Y for yes.
Modifying Global Settings
The global section of the file system configuration file contains general parameters that control enabling and disabling features, system performance, and components related to the file system’s resource consumption.
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