Command Line Interface Guide

244 omconfig storage Commands
omconfig Change Virtual Disk Policy
Use the following omconfig command syntax to change a virtual disk’s read,
write, or cache policy.
Complete Syntax
omconfig storage vdisk action=changepolicy
controller=id vdisk=id [diskcachepolicy=
<enabled|disabled> | readpolicy=<ra| nra| ara|
rc|nrc> | writepolicy=<wb| wt| wc| nwc> | fwb>
cachepolicy=<d | c>]
where id is the controller ID and virtual disk ID as reported by the omreport
command. To obtain these values, type omreport storage controller to display
the controller IDs and then type omreport storage vdisk controller=ID to
display the IDs for the virtual disks attached to the controller.
See the Dell OpenManage Online Help for more information about the
controller-specific diskcache, read, write, and cache policy. For information on
specifying these parameters using the omconfig command, see the following:
• [readpolicy=<ra| nra| ara| rc| nrc>] parameter (optional)
•[
writepolicy=<wb| wt| wc| nwc | fwb>] parameter (optional)
•
[cachepolicy=<d | c>] parameter (optional)
•
[diskcachepolicy=<enabled|disabled>] parameter (optional)
Example Syntax
To change the read policy of virtual disk 4 on controller 1 to no-read-ahead,
type:
omconfig storage vdisk action=changepolicy
controller=1 vdisk=4 readpolicy=nra