MSFT_StorageQoSVolume class

Contains per-volume storage QoS metrics and status.

The following syntax is simplified from Managed Object Format (MOF) code and includes all of the inherited properties.

Syntax

[dynamic, provider("STORAGEQOS"), AMENDMENT]
class MSFT_StorageQoSVolume
{
  string VolumeId;
  string Mountpoint;
  uint64 IOPS;
  uint64 Latency;
  uint64 Bandwidth;
  uint64 Reservation;
  uint64 Limit;
  uint64 BandwidthLimit;
  uint64 TimeStamp;
  uint64 Interval;
  uint16 Status;
};

Members

The MSFT_StorageQoSVolume class has these types of members:

Properties

The MSFT_StorageQoSVolume class has these properties.

Bandwidth

Data type: uint64

Access type: Read-only

Rolling average of bandwidth on volume in bytes per second.

BandwidthLimit

Data type: uint64

Access type: Read-only

Total bandwidth limit on volume, in bytes per second.

Interval

Data type: uint64

Access type: Read-only

The length of the averaging interval, in FILETIME format.

IOPS

Data type: uint64

Access type: Read-only

The rolling average of normalized IOPS on the volume.

Latency

Data type: uint64

Access type: Read-only

The rolling average, in FILETIME format, of IO latency on the volume.

Limit

Data type: uint64

Access type: Read-only

Total limit on volume, in normalized IOPS.

Mountpoint

Data type: string

Access type: Read-only

Volume mount point.

Reservation

Data type: uint64

Access type: Read-only

Total reserve on volume, in normalized IOPS.

Status

Data type: uint16

Access type: Read-only

Indicates whether the aggregate reserve for all flows is being met.

OK (0)

Insufficient Throughput (1)

Lost Communication (3)

TimeStamp

Data type: uint64

Access type: Read-only

A timestamp, in FILETIME format, indicating the end of the averaging interval.

VolumeId

Data type: string

Access type: Read-only

Qualifiers: key

The ID of volume reporting aggregated metrics and status.

Requirements

Minimum supported client
None supported
Minimum supported server
Windows Server 2016
Namespace
Root\Microsoft\Windows\storage
MOF
StorageQOS.mof
DLL
StorageQOS.dll