By using the QoS group function, you can create a group of volumes called a QoS group and then apply the QoS controls to all volumes in the QoS group at the same time. The following table lists the specifications for QoS groups.
|
Item |
Specifications |
|---|---|
|
DKCMAIN firmware |
VSP One Block 20 series: DKCMAIN firmware version A3-04-01 or later is required for QoS group support. VSP One Block 85: The QoS group function is supported for all DKCMAIN versions. |
|
Number of volumes in a QoS group |
1 to 4,096 |
|
Maximum number of QoS groups |
2,048 |
|
QoS group identifier |
0 to 2,047 |
|
Volume types in QoS groups |
The following volumes cannot be added to a QoS group:
|
|
QoS group deletion |
A QoS group can be deleted only when there are no volumes in the group. |