Overview of Performance Manager 1-3
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
Server Priority Manager
Server Priority Manager lets you tune the system to provide high-priority hosts
with relatively higher throughput. Server Priority Manager can prevent
production servers from suffering lowered performance. For details, see
Overview of Server Priority Manager.
Figure 1-1 illustrates the performance management solution from Hitachi Data
Systems.

Performance Monitor

Analysis of performance bottleneck

Load-Balanced HDD Arrangement

Server Priority Mgr

Host I./O controlling to specific port

Prioritized Host I/O Controlling

Process scheduling to prioritized host I/O.

Volume Migration

Effective use of HDD resource

Performance Monito ring

• Base component of performance management
• Total performance monitoring
Data migration tuning to maximize subsystem backend p erformance
Figure 1-1 Performance Management Solution
Figure 1-2 illustrates and simplifies the performance management process.
For information on using Volume Migration, contact the Hitachi Data Systems
Support Center (see Calling the Hitachi Data Systems Support Center).