kubernetes/staging/src/k8s.io/apimachinery/pkg/util/duration/duration.go

// ShortHumanDuration returns a succinct representation of the provided duration
// with limited precision for consumption by humans.
func ShortHumanDuration(d time.Duration) string { … }

// HumanDuration returns a succinct representation of the provided duration
// with limited precision for consumption by humans. It provides ~2-3 significant
// figures of duration.
func HumanDuration(d time.Duration) string { … }