PowerPATH - Some commands

INSTALLATION:

1. Required Filesets:

EMCpower.base 3.0.0.0
EMCpower.multi_path_clariio 3.0.0.0
EMCpower.multi_path 3.0.0.0
EMCpower.consistency_grp 3.0.0.0

2. Register PowerPath on the host.

Enter the 12-character license key using the below command.
# emcpreg -install

3. Validate your registration number using
# powermt check_registration

4. Initialize the PowerPath hdiskpower devices and make them available to the host.

To initialize devices at the command line, enter:
# powermt config


Maintenance Commands:

Equivalent to cfgmgr:
# emc_cfgmgr

To display hdiskpowern to hdiskn configuration:
# powermt display dev=all

Reconfigure or create the hdiskpower devices
# powermt config

To list HBA:
# powermt display

To remove HBA:
# powermt remove hba=hba#

Test all configured paths:
# powermt restore

To remove any hdiskpower devices that are no longer available:
# powermt check

Uninstallation:

a) Stop all applications/processes that access powerpath hdiskpower device.
b) Varyoff volumegroups that contains hdiskpower device (or) remove hdiskpower devices from the volumegroups

c) Uninstall powerpath filesets using
# installp –u EMCpower

d) If you wanna remove powerpath from the system entirely, remove the file “/etc/emcp_registration”