HP MPIO Full Featured DSM for EVA4x00/6x00/8x00 family of Disk Arrays 4.00.00 installation and reference guide (AA-RW7SN-TE, October 2009)

hpdsm set device=all alb=y
Successful for all the devices. Verify by using "hpdsm devices" command.
hpdsm set device path
Syntax: hpdsm set device=x path=y
The hpdsm set device path command changes the preferred path for device x, as shown in
the following example.
NOTE:
Use the hpdsm paths device command to view the available paths for the device.
hpdsm set device=1 path=1
Device Name:HP HSV210
Device Serial No.:600508B400101F6A000070001D950000
Controller Port No.:P8398DXAAQQ013
Change Load Balance policy (y/n)? y
Preferred Path changed. Verify by issuing "hpdsm paths device=<number>" command.
hpdsm cleanup device
Syntax: hpdsm cleanup device=x
Syntax: hpdsm cleanup device=all
The hpdsm cleanup device command allows you to clean up the failed path information for a
specified device x or for all the devices, depending on the input parameters specified, as shown
in the following example.
Example:
hpdsm cleanup device=1
Device Name:HP HSV210
Device Serial No.:600508B400101F6A000070001D950000
Cleanup the failed path information for this LUN (y/n)? y
Cleanup Succeeded. Verify by issuing "hpdsm devices" command.
Example:
Managing storage arrays using the HP MPIO EVA DSM with the CLI utility36