func (p *ReplicationPool) ActiveMRFWorkers() int {
	return int(atomic.LoadInt32(&p.activeMRFWorkers))
}

// ActiveLrgWorkers returns the number of active workers handling traffic > 128MiB object size.
func (p *ReplicationPool) ActiveLrgWorkers() int {
	return int(atomic.LoadInt32(&p.activeLrgWorkers))
}

// ResizeWorkers sets replication workers pool to new size.
// checkOld can be set to an expected value.