Is it possible to guarantee a Cinder I/O rate for an instance?
Issue
Since Havana we have QoS support for Cinder:
https://wiki.openstack.org/wiki/ReleaseNotes/Havana#libvirt_.28KVM.29_driver
Using this I can set upper max for for IOPS and BW on a per volume basis. Question is, is it possible somehow to set min values as well, i.e. guarantee rate for a volume?
Environment
- Red Hat OpenStack
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