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Chapter 14. Open systems support and software 285
configuration. Devices that are not SMI-S compliant are not supported. The DM also interacts
and provides SAN management functionality when the IBM Tivoli SAN Manager is installed.
The DM health monitoring keeps you aware of hardware status changes in the discovered
storage devices. You can drill down to the status of the hardware device, if applicable. This
enables you to understand which components of a device are malfunctioning and causing an
error status for the device. Figure 14-3 shows an example of a DM view.
Figure 14-3 Sample Device Manager view
In summary, the Device Manager is responsible for:
Discovery of supported devices (SMI-S compliant)
Data collection (asset, availability, configuration)
Providing a topographical view of storage
14.5.2 TCP for Disk
TPC for Disk, formerly known as MDM Performance Manager, provides the following
functions:
Collect performance data from devices.
Configure performance thresholds.
Monitor performance metrics across storage subsystems from a single console.
Receive timely alerts to enable event action based on customer policies.
View performance data from the performance manager database.
Storage optimization through identification of the best performing volumes.