Appendix A Parameter List
A.1 System Management
ETERNUS Web GUI User’s Guide (Settings)
Copyright 2015 FUJITSU LIMITED P2X0-1270-13ENZ0
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A.1.3.8 Setup Extreme Cache
For details about this function, refer to "1.4.9 Setup Extreme Cache" (page 50).
For the factory default settings for this function, refer to "Appendix B Setup Extreme Cache" (page 974)
.
● Extreme Cache Settings
• Cache Used
Cache Selection Conditions
Description Select the cache that is to be used.
Input condition/
Display contents
• Extreme Cache
• Extreme Cache Pool
• Not Used
EXC and EXCP cannot be used at the same time.
Cache Description
Extreme Cache
PFMs that are installed in the CM are used as secondary cache memory.
EXC can only be used for Read I/O. PFMs must be installed. Refer to "Availability
of the EXC setting according to the number of installed PFMs" (page 683) for
details. For the ETERNUS DX500 S3/DX600 S3, set the memory size of EXC for
each storage system. For the ETERNUS DX8700 S3/DX8900 S3, click the [Set] but-
ton. The cache memory size of the target CM is automatically set according to the
PFM capacity that is installed in each CM.
Enabling or disabling EXC for each volume can be performed with ETERNUS CLI or
ETERNUS SF Storage Cruiser.
Available models are as follows:
• ETERNUS DX500 S3
• ETERNUS DX600 S3
• ETERNUS DX8700 S3
• ETERNUS DX8900 S3
The maximum available cache memory size (per storage system) is "2800GB x
No. of CMs".
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