nova/releasenotes/notes/bp-hyperv-storage-qos-d5596...

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---
features:
- |
The Hyper-V driver now supports the following quota flavor extra
specs, allowing to specify IO limits applied for each of the
instance local disks, individually.
- quota:disk_total_bytes_sec
- quota:disk_total_iops_sec - those are normalized IOPS, thus each
IO request is accounted for as 1 normalized IO if the size of the
request is less than or equal to a predefined base size (8KB).
Also, the following Cinder front-end QoS specs are now supported
for SMB Cinder backends:
- total_bytes_sec
- total_iops_sec - normalized IOPS