etcdserver/api/v3compactor/periodic.go
func (pc *Periodic) Pause() {
	pc.mu.Lock()
	pc.paused = true
	pc.mu.Unlock()
}
func (pc *Periodic) Pause() {
	pc.mu.Lock()
	pc.paused = true
	pc.mu.Unlock()
}
// Pause pauses periodic compactor.