qos

package
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Published: Apr 10, 2024 License: Apache-2.0 Imports: 12 Imported by: 0

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Functions

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Types

type VolumeCgroupsManager

type VolumeCgroupsManager interface {
	// ConfigureQoSForDevice configures the QoS for a volume.
	ConfigureQoSForDevice(devPath string, iops, throughput int64) error
}

VolumeCgroupsManager is the interface to configure QoS for a volume.

func NewVolumeCgroupsManager

func NewVolumeCgroupsManager() (VolumeCgroupsManager, error)

NewVolumeCgroupsManager returns a VolumeCgroupsManager according to the cgroups mode.

type VolumeQoSManager

type VolumeQoSManager struct {
	// contains filtered or unexported fields
}

func NewVolumeQoSManager

func NewVolumeQoSManager(nodeName string, client client.Client) (*VolumeQoSManager, error)

func (*VolumeQoSManager) ConfigureQoSForLocalVolumeReplica

func (m *VolumeQoSManager) ConfigureQoSForLocalVolumeReplica(replica *apisv1alpha1.LocalVolumeReplica) error

ConfigureQoSForLocalVolumeReplica configures the QoS for a volume.

func (*VolumeQoSManager) IsFilesystemInitialized

func (m *VolumeQoSManager) IsFilesystemInitialized(replica *apisv1alpha1.LocalVolumeReplica) bool

IsFilesystemInitialized checks if the filesystem is initialized. It must be called before configuring QoS for a volume. If the filesystem is not initialized, we should skip volume QoS configuration in order to void the mkfs process hangs, See #958 for details.

func (*VolumeQoSManager) RefreshQoSForLocalVolumeName

func (m *VolumeQoSManager) RefreshQoSForLocalVolumeName(volumeName string) error

RefreshQoSForLocalVolume re-configures the QoS for a volume.

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