8 Understanding the IBM TotalStorage Open Software Family
organizational structure. The IBM Tivoli SAN Manager, the IBM Tivoli Storage
Resource Manager, and the IBM Multiple Device Manager are the underlying key
tools that support this movement towards a more consistent and more efficient
use of resources, such as people, storage, and money.
For example, a company with 500 Windows servers and 300 UNIX servers
across different business units might have 2100 LUNs to be managed. Managing
that many file systems manually is difficult. Some companies have a mix of FC
storage pools, network-attached (NAS and iSCSI) storage pools, and
direct-attached storage environments. Each FC storage pool is managed by its
own storage manager. Each NAS pool has ...