Add support for instance disk IO control.
Part 3 for blueprint quota-instance-resource, by setting exposed params "disk_read_bytes_sec, disk_read_iops_sec, disk_write_bytes_sec, disk_write_iops_sec, disk_total_bytes_sec, disk_total_iops_sec" through nova flavor-set, user can implement instance disk IO control policy. for example: nova flavor-set m1.medium set disk_write_bytes_sec=10240000, then the max disk write IO is 10MB/s for VM user. partly implement blueprint quota-instance-resource original reviews https://review.openstack.org/#/c/14151/ DocImpact Change-Id: I8605acf61d7ddbfdaf6eee3ab135898df2449484
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@@ -41,7 +41,7 @@ class Backend(object):
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pass
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pass
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def libvirt_info(self, disk_bus, disk_dev, device_type,
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def libvirt_info(self, disk_bus, disk_dev, device_type,
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cache_mode):
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cache_mode, extra_specs):
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info = config.LibvirtConfigGuestDisk()
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info = config.LibvirtConfigGuestDisk()
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info.source_type = 'file'
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info.source_type = 'file'
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info.source_device = device_type
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info.source_device = device_type
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