Figure 18
Solution — Performance/Tuning
ETERNUS SF
Storage Cruiser
Improved and stabilized
responses for prioritized
operations
Server A with low
priority operations
Server B with low
priority operations
Server C with high
priority operations
QoS automation
Extreme Cache Pool
ETERNUS DX
SAS disk
Fast
SSD
Fastest
Operation C
Nearline SAS disk
High capacity, cost effective
Operation A
The bandwidth of the server with high
priority operations is secured by
reducing the I/Os of the servers with
low priority operations.
Response time (ms)
■
Configuration Procedure
To automate QoS, install ETERNUS SF Storage Cruiser and the ETERNUS SF Storage Cruiser QoS Management
option on the operation management server.
● Required Environment
To automate QoS, the ETERNUS SF Storage Cruiser QoS Management option must be installed.
● Configuration Procedure
Set the tiering policy and the virtual storage pool in the operation management server (ETERNUS SF Storage
Cruiser).
For details on the settings, refer to "ETERNUS SF Storage Cruiser Operation Guide for Optimization Option".
11. Solution Configuration
Storage Optimization
192 Configuration Guide (Basic)
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