return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<BadWordCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<BoostDocumentRuleCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<DuplicateHostCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<JobLogCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

func (m metacache) keepAlive(ctx context.Context, rpc *peerRESTClient) {
	// we intentionally operate on a copy of m, so we can update without locks.
	t := time.NewTicker(metacacheMaxClientWait / 10)
	defer t.Stop()
	for {
		select {
		case <-ctx.Done():
			// Request is done, stop updating.
			return
		case <-t.C:
			m.lastHandout = time.Now()

			if m2, err := rpc.UpdateMetacacheListing(ctx, m); err == nil {

	s := SRStats{
		M:               make(map[string]*SRStatus),
		movingAvgTicker: time.NewTicker(time.Second * 2),
	}
	go s.trackEWMA()
	return &s
}

func (sr *SRStats) trackEWMA() {
	for {
		select {
		case <-sr.movingAvgTicker.C:
			sr.updateMovingAvg()
		case <-GlobalContext.Done():
			return
		}
	}
}

func (sr *SRStats) updateMovingAvg() {
	sr.lock.Lock()
	defer sr.lock.Unlock()

		Cache:    &cache,
	})
	if err != nil {
		return cache, toStorageErr(err)
	}
	var final *dataUsageCache
	err = st.Results(func(resp *nsScannerResp) error {
		if resp.Update != nil {
			select {
			case <-ctx.Done():
			case updates <- *resp.Update:
			}
		}
		if resp.Final != nil {
			final = resp.Final
		}
		// We can't reuse the response since it is sent upstream.
		return nil
	})

		if err := objAPI.Walk(ctx, minioMetaBucket, pathPrefix, objInfoCh, WalkOptions{}); err != nil {
			select {
			case ch <- itemOrErr[string]{Err: err}:
			case <-ctx.Done():
			}
			return
		}

		for obj := range objInfoCh {
			if obj.Err != nil {
				select {
				case ch <- itemOrErr[string]{Err: obj.Err}:
				case <-ctx.Done():
					return
				}
			}

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<UserInfoCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<CrawlingInfoParamCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }