Chapter 7 Thin Provisioning Pool Status
7.1 Thin Provisioning Pools
ETERNUS Web GUI User’s Guide (Operation)
Copyright 2016 FUJITSU LIMITED P2X0-1260-19ENZ0
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• Allocation
The allocation method for the volume is displayed.
- Thin
Physical area is allocated to the target area of the volume when a write I/O is received.
- Thick
Physical area is allocated to the whole area of the volume when volumes are created.
• Capacity
The volume capacity is displayed.
• Used Capacity
The used capacity (physically allocated capacity) of volume is displayed.
• Used Rate
The volume utilization is displayed between 0% - 100%.
Used Rate = Used Capacity / Capacity
• Threshold
The threshold for monitoring the volume utilization is displayed between 1% - 100%.
If the "Used Rate" value exceeds the "Threshold", a Host Sense Key Code Qualifier is reported.
• Process
A process that is being performed for the TPP is displayed. If no process is being performed, a "-" (hyphen)
is displayed.
- Balancing
TPV balancing is being performed.
- Formatting
Formatting is being performed.
- Migrating
RAID migration is being performed.
7.1.5 Threshold (Thin Provisioning Pool)
This function shows the threshold for monitoring the used capacity of a Thin Provisioning Pool.
When changing threshold for TPP monitoring, "Enable" the Thin Provisioning function. Refer to "Set Thin
Provisioning" in "ETERNUS Web GUI User’s Guide (Settings)" for details.
• To check whether the Thin Provisioning function is enabled or disabled, refer to "7.3 Settings (Thin
Provisioning)" (page 355).
• If the TPP used capacity exceeds the threshold, notification is sent to the destination that was specified
using the [Setup Event Notification] function. Refer to "Setup Event Notification" in "ETERNUS Web GUI
User’s Guide (Settings)" for details.
• To change the threshold of a TPP, follow the procedure that is provided in "Modify Threshold Thin
Provisioning Pool" in "ETERNUS Web GUI User’s Guide (Settings)".
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