Queries("tagging", "")
		// SelectObjectContent
		router.Methods(http.MethodPost).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.SelectObjectContentHandler, traceHdrsS3HFlag)).
			Queries("select", "").Queries("select-type", "2")
		// GetObjectRetention
		router.Methods(http.MethodGet).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.GetObjectRetentionHandler)).
			Queries("retention", "")
		// GetObjectLegalHold

		case errors.Is(err, errErasureV3ThisEmpty):
			// need to wait for this error to be healed, so continue.
		default:
			// For all other unhandled errors we exit and fail.
			return nil, nil, err
		}

		select {
		case <-ticker.C:
		case <-globalOSSignalCh:
			return nil, nil, fmt.Errorf("Initializing data volumes gracefully stopped")
		}
	}

	val := maskString("hello")
	ps.Publish(val)

	msg1 := <-ch1
	msg2 := <-ch2
	if msg1 != val && msg2 != val {
		t.Fatalf("expected both subscribers to have%s , found %s and  %s", val, msg1, msg2)
	}

	select {
	case msg := <-ch3:
		t.Fatalf("unexpected msg, f got %s", msg)
	default:
	}

- plugin execution error due to something that is not expected to go wrong (the compiler executable missing)
- asking to use a plugin for which you do not have a version defined - tools to easily select versions
- goal not found in a plugin (probably could list the ones that are)

 */

// PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
// CycleDetectedInPluginGraphException;

	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()

        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 {