Appendix A Parameter List
A.1 System Management
ETERNUS Web GUI User’s Guide (Settings)
Copyright 2015 FUJITSU LIMITED P2X0-1270-13ENZ0
674
• Turbo Mode
• Writeback Limit Count
Description Select whether to enable or disable the Turbo Mode.
The Turbo Mode is a function to improve performance by using processors in the CMs
with an operating frequency that is higher than the specified rated value. This function is
also referred to as "Intel® Turbo Boost Technology". This item is only displayed for the
ETERNUS DX500 S3/DX600 S3 and the ETERNUS DX8700 S3/DX8900 S3.
Input condition/
Display contents
• Enable
Enable the Turbo Mode.
• Disable
Disable the Turbo Mode.
Do not change the default setting ("Disable") for normal use.
Description Specify the maximum limit for the Writeback Limit Count (WLC).
The WLC is the number of commands that are issued when writing data back to the
drive. When specifying a larger WLC, data writeback speed is increased. However,
resources are used for data writeback so I/O performance may be affected.
Input condition/
Display contents
• 128
• 256
• 512
• 1024
• 2048 (This item is not displayed for the ETERNUS DX60 S3.)
• 3072 (This item is not displayed for the ETERNUS DX60 S3/DX100 S3/DX200 S3 and
the ETERNUS DX200F.)
• 6144 (This item is not displayed for the ETERNUS DX60 S3/DX100 S3/DX200 S3, the
ETERNUS DX500 S3, and the ETERNUS DX200F.)
Do not change the default setting ("512") for normal use.
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