Const ExperimentalOnly available when the PVC is bound. May differ from the requested capacity due to provisioner rounding.
This metric is derived from the .status.capacity.storage field of the
K8s PersistentVolumeClaimStatus.
This metric is experimental and is subject to breaking changes in minor releases of @opentelemetry/semantic-conventions.
The actual storage capacity provisioned for the PersistentVolumeClaim.