Fujitsu Eternus web GUI - Page 146

Chapter 7 Thin Provisioning Pool Management
7.2 Functions in the Action Area for Thin Provisioning
ETERNUS Web GUI User’s Guide
146
Copyright 2011 FUJITSU LIMITED P2X0-1090-02ENZ0
• Disk Type
Select the type of drive that configures the TPP from the list box.
- Online
SAS disks
- Nearline
Nearline SAS disks
- SSD
• RAID Type
Select the type of RAID group that configures the TPP from the list box.
- High Performance (RAID1+0)
RAID1+0(2D+2M, 4D+4M, 8D+8M, 12D+12M) configuration is available
- High Capacity (RAID5)
RAID5(3D+1P, 4D+1P, 7D+1P, 8D+1P, 12D+1P) configuration is available
- High Reliability (RAID6)
RAID6(4D+2P, 6D+2P, 8D+2P) configuration is available
- Mirroring (RAID1)
RAID1(1D+1M) configuration is available
- Striping (RAID0)
RAID0(4D) configuration is available
• Thin Provisioning Pool Total Capacity
Input a TPP capacity using numeric characters. Select the capacity unit from "TB" or
"GB".
A TPP is automatically created with a capacity of the entered value or higher. Refer to
"The maximum number of TPP and maximum TPP capacity for each model" (page
144) for details on the maximum TPP capacity.
• Encryption CM
Select the TPP encryption status with the radio button. When the encryption mode is
disabled, "ON" cannot be selected.
- ON
Encryption by CM
- OFF
Unencrypted
• Threshold (%)
Specify the threshold (%) for monitoring the TPP used capacity.
There are two types of threshold: "Warning" and "Attention". Specify the threshold so
that "Warning" is larger than "Attention". The "Attention" threshold can be omitted.
When setting the "Attention" threshold, select the checkbox.
The following input conditions apply:
- Warning threshold: 5 - 99
- Attention threshold: 5 - 80
RAID0 has no data redundancy. Select "RAID1+0", "RAID5",
"RAID6" or "RAID1" for the RAID Type.