4.
In the
Remove Hosts
window, if necessary, check
Remove selected hosts from all host groups
containing the hosts in the storage system
.
If this checkbox is selected, selected hosts are removed from all host groups containing the
hosts in the storage system.
5.
Click
Finish
.
6.
In the
Confirm
window, confirm the settings, in
Task Name
type a unique name for this task
or accept the default, then click
Apply
.
A message appears asking whether to delete it.
If
Go to tasks window for status
is checked, the
Tasks
window opens.
7.
Click
OK
to close the message.
Deleting WWNs from the WWN table
The Storage Administrator (Provisioning) role is required to perform this task.
If you disconnect a host that has been connected via a cable to your storage system, the WWN
for the host will remain in the WWN list of the LUN Manager window. Use LUN Manager to delete
from the WWN list a WWN for a host that is no longer connected to your storage system.
To delete WWNs from the WWN table:
1.
Click
Ports/Host Groups
in the
Storage Systems
tree.
2.
Select the
Login WWNs
tab.
To confirm the statuses of WWNs, click
View Login WWN Statuses
window.
3.
Select the WWNs you want to delete.
4.
Select
Delete Login WWNs
. The
Delete Login WWNs
window opens.
5.
In the
Confirm
window, confirm the settings, in
Task Name
type a unique name for this task
or accept the default, then click
Apply
.
A message appears asking whether to delete it.
If
Go to tasks window for status
is checked, the
Tasks
window opens.
6.
Click
OK
to close the message.
Deleting a host group
The Storage Administrator (Provisioning) role is required to perform this task.
Use LUN Manager to delete a host group.
If host group 0 (zero) is deleted, all WWNs that belong to host group 0 are deleted and all LU
paths that correspond to host group 0 are deleted. The host mode of host group 0 becomes
Standard, and the host group name is initialized. To remove all the WWNs and LU paths from
host group 0, you must initialize host group 0. For details, see
“Initializing host group 0” (page
.
To delete a host group:
1.
Click
Ports/Host Groups
in the
Storage Systems
tree.
The list of available ports appear in the tree.
2.
Select the
Host Groups
tab, or select a port from the tree then select the
Host Groups
tab.
3.
Select a host group that you want to delete.
4.
Select
Delete Host Groups
.
5.
In the
Delete Host Groups
window, confirm the settings, in
Task Name
type a unique name
for this task or accept the default, then click
Apply
.
If
Go to tasks window for status
is checked, the
Tasks
window opens.
6.
Click
OK
to close the message.
202 Managing logical volumes