kubernetes/pkg/scheduler/framework/plugins/noderesources/resource_allocation.go

type scorer …

type resourceAllocationScorer …

// score will use `scorer` function to calculate the score.
func (r *resourceAllocationScorer) score(
	ctx context.Context,
	pod *v1.Pod,
	nodeInfo *framework.NodeInfo,
	podRequests []int64) (int64, *framework.Status) { … }

// calculateResourceAllocatableRequest returns 2 parameters:
// - 1st param: quantity of allocatable resource on the node.
// - 2nd param: aggregated quantity of requested resource on the node.
// Note: if it's an extended resource, and the pod doesn't request it, (0, 0) is returned.
func (r *resourceAllocationScorer) calculateResourceAllocatableRequest(logger klog.Logger, nodeInfo *framework.NodeInfo, resource v1.ResourceName, podRequest int64) (int64, int64) { … }

// calculatePodResourceRequest returns the total non-zero requests. If Overhead is defined for the pod
// the Overhead is added to the result.
func (r *resourceAllocationScorer) calculatePodResourceRequest(pod *v1.Pod, resourceName v1.ResourceName) int64 { … }

func (r *resourceAllocationScorer) calculatePodResourceRequestList(pod *v1.Pod, resources []config.ResourceSpec) []int64 { … }