Hitachi Command Suite 8 User Guide

Private logical groupsTop-level folder that corresponds to each user group.
• Private logical group folder that contains groups of hosts and volumes that are grouped by business function, geographic, or other organizationaldivisions.
• Logical groups of hosts.
• Logical groups of volumes.
The following figure illustrates the structure of logical groups.
The following descriptions and figures show key differences between publiclogical groups and private logical groups.
Grouping resources351Hitachi Command...

• In public logical groups, any HCS user can access public logical groups.
• In private logical groups, only users that belong to specific user groups canaccess the private logical groups that are associated with the user groupsto which they belong.
The Private Logical Groups root folder can include separate private logical groups thereby maintaining a logical separation between business
organizations or tenants, to provide for the secure sharing of resources.
352Grouping resourcesHitachi Command Suite...

For each of these tenant user groups, only users that belong to the usergroup can see or access the private logical groups for that user group.
When a user group is created, HCS automatically creates a top-level folder
for each user group under the Private Logical Group folder. The default name of the folder is the user group name. All members of the user group
can use this top-level folder as their work folder. In this work folder, users
can create, edit, or delete private logical groups. You can change...

Table 9-1  Logical groups structure
TypeDescriptionPublic Logical GroupRoot folder for public logical groups>public-logical-groupEach public logical group can be a logical group of hosts, a logical
group of volumes, or a logical group folder that contains both
hosts and volumes. All users can access these public logical
groups.Private Logical GroupRoot folder for private logical groups>  user-group-name  top-level
folderA top-level folder for each user group. This folder is created by
HCS under the...

Related tasks
•
Creating logical groups  on page 355
•
Editing logical groups  on page 357
•
Viewing logical group reports  on page 356
•
Performing operations from a logical group  on page 357
•
Deleting logical groups  on page 358
•
Creating user groups  on page 127
Creating logical groups HCS supports two types of logical groups: Public Logical Groups and PrivateLogical Groups.
Prerequisites
• Verify that any host to be assigned to a logical group is a normal host, a virtualization server, or a...

If you selected Manually, click Add Hosts  and in the  Add Hosts
dialog box, select one or more hosts from the lists of hosts, click  Add
to add them to the list of selected hosts, and then click  OK.
• To create a group of volumes, click the  Group of volumes option,
and choose how to specify volumes for a logical group by selecting one
of the following  Specify volumes  options: By Search Criteria  or
Manually .
If you selected  By Search Criteria , click Add Criteria  in the list of
criteria. In the...

Editing logical groupsYou can edit a logical group to change the name and description, move alogical group to another logical group folder, select a new parent logical
group, or edit a logical group to add or remove hosts or volumes.
If data placement profiles for HDT volumes are created, a change of logical groups is reflected for the structure of data placement profiles.
Procedure 1. On the  Resources  tab, click Logical Groups .
2. Select  Public Logical Groups  or Private Logical Groups .
3. In the...

6.Click  Submit .
7. You can check the progress and result of the selected task on the  Tasks
& Alerts  tab, and verify the results.
Related concepts •
About logical groups  on page 350
Related tasks
•
Creating logical groups  on page 355
Deleting logical groups You can delete logical groups when they are no longer required.
Procedure 1. On the  Resources  tab, select  Logical Groups .
2. Depending on the type of logical group you want to delete (public or
private), do one of the following:
• Click...

In a tier-based storage management system, storage system resources aregrouped and managed in tiers. Tiers can be created for volumes or for
Dynamic Provisioning (DP) pools to allow high-capacity resources to be
centrally managed.
Tiers allow you to allocate data according to its purpose. This allocation can
be done by grouping drives in a storage system by type, or by creating groupings of particular tasks or functions. For example, you can allocate
frequently accessed data to a tier of high-reliability...

○Virtual Storage Platform
○ Universal Storage Platform V/VM
○ USP
○ HUS VM
Procedure 1. On the  Resources  tab, select  Tiers.
2. Select the storage system for which to create a tier.
3. Click  Create Tier .
4. Specify the appropriate information.
5. Click  OK.
Result
The tier is created and added to the storage system.
Related concepts
•
About tier-based storage management  on page 358
Related tasks •
Expanding a tier  on page 360
•
Deleting tiers  on page 361
Expanding a tier Edit a tier to expand it....