for i := range lockServers[:3] {
		lockServers[i].setRefreshReply(false)
		defer lockServers[i].setRefreshReply(true)
	}

	dm := NewDRWMutex(ds, "aap")
	dm.refreshInterval = 500 * time.Millisecond
	var wg sync.WaitGroup
	wg.Add(1)

	ctx, cl := context.WithCancel(context.Background())
	cancel := func() {
		cl()
		wg.Done()
	}