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Chapter 1 Outline
1.5 Screen Operations
ETERNUS Web GUI User’s Guide
Copyright 2013 FUJITSU LIMITED P2X0-1090-10ENZ0
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*1: A user account with the "Status Display" policy or the "Maintenance Operation" policy can display detailed
component information. When logged in with a user account that has a "Monitor", "Admin", "StorageAdmin",
"SecurityAdmin", or "Maintainer" default role, a link is displayed on the storage system name.
• Model Name
The model name of the ETERNUS DX Disk storage system is displayed.
• Serial No.
The serial number of the ETERNUS DX Disk storage system is displayed.
• Firmware Version
The current controller firmware version is displayed.
- VxxLyy-zzzz (Vxx: Version, Lyy: Level, zzzz: Release number)
• Cache Mode
The current status and the factor of the cache are displayed. The normal status is "Write Back Mode".
- Write Back Mode
When a Write request is issued from the host, "Write Complete" is displayed after writing to the cache
area is complete.
- Write Through Mode
When a Write request is issued from the host, "Write Complete" is displayed after writing to the cache
area and the drives is complete.
In the Write Through Mode, "Write Through (factors)" is displayed. When there are multiple factors, all
the factors are displayed.
The factors of the Write Through Mode are described below:
• Write Through (Pinned Data)
A large amount of pinned data (*2) is detected in the ETERNUS DX Disk storage system.
*2: "Pinned data" is the data left in the cache memory due to unsuccessful write-back to the volume from the
cache memory.
• Write Through (Battery)
The battery charge level is low.
• Write Through (Maintenance)
The following maintenance operation is currently being used:
- Switch Controller Firmware
- Change Controlling CM
- Add Controller Module
• Write Through (1CM)
The ETERNUS DX Disk storage system is operated with 1CM. (*3)
*3: This mode is displayed when "1CM Write Through" is enabled by using the procedure in "11.2.13.4 Setup
Subsystem Parameters" (page 935) function and the ETERNUS DX Disk storage system is operated with
1CM (only 1CM can be used due to an error such as a CM failure). The "1CM Write Through" setting for the
"Setup Subsystem Parameters" function is displayed and can be changed when logged in using a user
account with the "Maintenance Operation" policy. The normal status is disabled.
• Battery
The battery charge level is displayed.
When the battery charge level is 90% or more, "Full Charge" is displayed. When the battery charge level is
less than 90%, "xx%" is displayed. This item is displayed only when using the ETERNUS DX410 S2/DX440 S2
or the ETERNUS DX8100 S2/DX8700 S2.
• Connecting Module
The Controller Module (CM) to which the GUI is connected is displayed.