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storage capacity: clarify relationship between capacity fields
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@ -572,8 +572,13 @@ type CSINodeList struct {
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//
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// The producer of these objects can decide which approach is more suitable.
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//
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// They are consumed by the kube-scheduler if a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity.
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// They are consumed by the kube-scheduler when a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity. The scheduler
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// compares the MaximumVolumeSize against the requested size of pending volumes
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// to filter out unsuitable nodes. If MaximumVolumeSize is unset, it falls back
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// to a comparison against the less precise Capacity. If that is also unset,
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// the scheduler assumes that capacity is insufficient and tries some other
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// node.
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type CSIStorageCapacity struct {
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metav1.TypeMeta
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// Standard object's metadata. The name has no particular meaning. It must be
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@ -591,7 +596,7 @@ type CSIStorageCapacity struct {
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// NodeTopology defines which nodes have access to the storage
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// for which capacity was reported. If not set, the storage is
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// not accessible from any node in the cluster. If empty, the
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// storage is accessible from all nodes. This field is
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// storage is accessible from all nodes. This field is
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// immutable.
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//
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// +optional
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@ -612,7 +617,7 @@ type CSIStorageCapacity struct {
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// The semantic is currently (CSI spec 1.2) defined as:
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// The available capacity, in bytes, of the storage that can be used
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// to provision volumes. If not set, that information is currently
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// unavailable and treated like zero capacity.
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// unavailable.
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//
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// +optional
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Capacity *resource.Quantity
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@ -579,8 +579,13 @@ type CSINodeList struct {
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//
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// The producer of these objects can decide which approach is more suitable.
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//
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// They are consumed by the kube-scheduler if a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity.
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// They are consumed by the kube-scheduler when a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity. The scheduler
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// compares the MaximumVolumeSize against the requested size of pending volumes
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// to filter out unsuitable nodes. If MaximumVolumeSize is unset, it falls back
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// to a comparison against the less precise Capacity. If that is also unset,
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// the scheduler assumes that capacity is insufficient and tries some other
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// node.
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type CSIStorageCapacity struct {
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metav1.TypeMeta `json:",inline"`
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// Standard object's metadata. The name has no particular meaning. It must be
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@ -619,7 +624,7 @@ type CSIStorageCapacity struct {
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// The semantic is currently (CSI spec 1.2) defined as:
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// The available capacity, in bytes, of the storage that can be used
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// to provision volumes. If not set, that information is currently
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// unavailable and treated like zero capacity.
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// unavailable.
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//
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// +optional
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Capacity *resource.Quantity `json:"capacity,omitempty" protobuf:"bytes,4,opt,name=capacity"`
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@ -165,8 +165,13 @@ type VolumeError struct {
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//
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// The producer of these objects can decide which approach is more suitable.
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//
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// They are consumed by the kube-scheduler if a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity.
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// They are consumed by the kube-scheduler when a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity. The scheduler
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// compares the MaximumVolumeSize against the requested size of pending volumes
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// to filter out unsuitable nodes. If MaximumVolumeSize is unset, it falls back
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// to a comparison against the less precise Capacity. If that is also unset,
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// the scheduler assumes that capacity is insufficient and tries some other
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// node.
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type CSIStorageCapacity struct {
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metav1.TypeMeta `json:",inline"`
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// Standard object's metadata. The name has no particular meaning. It must be
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@ -205,7 +210,7 @@ type CSIStorageCapacity struct {
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// The semantic is currently (CSI spec 1.2) defined as:
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// The available capacity, in bytes, of the storage that can be used
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// to provision volumes. If not set, that information is currently
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// unavailable and treated like zero capacity.
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// unavailable.
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//
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// +optional
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Capacity *resource.Quantity `json:"capacity,omitempty" protobuf:"bytes,4,opt,name=capacity"`
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@ -604,8 +604,13 @@ type CSINodeList struct {
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//
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// The producer of these objects can decide which approach is more suitable.
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//
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// They are consumed by the kube-scheduler if a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity.
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// They are consumed by the kube-scheduler when a CSI driver opts into
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// capacity-aware scheduling with CSIDriverSpec.StorageCapacity. The scheduler
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// compares the MaximumVolumeSize against the requested size of pending volumes
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// to filter out unsuitable nodes. If MaximumVolumeSize is unset, it falls back
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// to a comparison against the less precise Capacity. If that is also unset,
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// the scheduler assumes that capacity is insufficient and tries some other
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// node.
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type CSIStorageCapacity struct {
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metav1.TypeMeta `json:",inline"`
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// Standard object's metadata. The name has no particular meaning. It must be
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@ -644,7 +649,7 @@ type CSIStorageCapacity struct {
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// The semantic is currently (CSI spec 1.2) defined as:
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// The available capacity, in bytes, of the storage that can be used
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// to provision volumes. If not set, that information is currently
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// unavailable and treated like zero capacity.
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// unavailable.
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//
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// +optional
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Capacity *resource.Quantity `json:"capacity,omitempty" protobuf:"bytes,4,opt,name=capacity"`
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