User Manual

Using the RAID GUI
2-35
• Modify snapshot volume pairs
To modify a setting, select a snapshot volume and click Modify. Specify
the following options for configuration.
• Expanding the capacity of snapshot volume pairs
To expand the capacity of a snapshot volume pairs, do the following:
1. Click Expand and specify the following options for an secondary
volume expansion task.
• Detailed snapshot volume pair information
Click to display a complete list of snapshot volume pair information.
You will see the following details.
Overflow Alert
(%)
Specify an overflow alert threshold for a
secondary volume. The range is from 50 to 99.
When the allocated space exceeds the specified
threshold, an alert notification is generated. If not
specified, the default threshold is 80.
To configure the same settings to all snapshot
volume pairs, check the ‘Apply to all volume
pairs’ box.
Capacity (MB) The capacity of a logical disk can be expanded if
there is a free chunk available on the disk group.
Schedule Immediately: The task will start immediately.
Once: The task will start on the specified date and
time.
Starting Free
Chunk / Ending
Free Chunk
This option specifies the start and end of free
chunks to be used for the expansion. The Ending
Free Chunk must be bigger than or equal to the
Starting Free Chunk.
Note
At least one free chunk must be adjacent to the logical disk.
Initialization
Option
Background / Noinit
Background applies only to the logical disks with
parity-based RAID level or mirroring-based RAID
level.
• PV ID
• SV ID
• Overflow Alert(%)