assertThat(stats.min()).isEqualTo(MEGA_STREAM_MIN);
    assertThat(stats.max()).isEqualTo(MEGA_STREAM_MAX);
  }

  public void testOfPrimitiveLongStream() {
    Stats stats = Stats.of(megaPrimitiveDoubleStream().mapToLong(x -> (long) x));
    assertThat(stats.count()).isEqualTo(MEGA_STREAM_COUNT);
    assertThat(stats.mean()).isWithin(ALLOWED_ERROR * MEGA_STREAM_COUNT).of(MEGA_STREAM_MEAN);
    assertThat(stats.populationVariance())

           "stat_prefix": "stats",
           "route_config": {
            "virtual_hosts": [
             {
              "name": "backend",
              "domains": [
               "*"
              ],
              "routes": [
               {
                "match": {
                 "prefix": "/stats/prometheus"
                },
                "route": {

    assertThat(stats.missRate()).isEqualTo(13.0 / 24);
    assertEquals(17, stats.loadSuccessCount());
    assertEquals(19, stats.loadExceptionCount());
    assertThat(stats.loadExceptionRate()).isEqualTo(19.0 / 36);
    assertEquals(17 + 19, stats.loadCount());
    assertEquals(23, stats.totalLoadTime());
    assertThat(stats.averageLoadPenalty()).isEqualTo(23.0 / (17 + 19));
    assertEquals(27, stats.evictionCount());
  }

    if 'Records' in event:
        records = event['Records']['Payload'].decode('utf-8')
        print(records)
    elif 'Stats' in event:
        statsDetails = event['Stats']['Details']
        print("Stats details bytesScanned: ")
        print(statsDetails['BytesScanned'])
        print("Stats details bytesProcessed: ")

	list.RLock()
	target, ok := list.targets[id]
	list.RUnlock()
	if ok {
		return target.Send(event)
	}
	return nil, ErrARNNotFound{}
}

// Stats returns stats for targets.
func (list *TargetList) Stats() TargetStats {
	t := TargetStats{}
	if list == nil {
		return t
	}
	list.RLock()
	defer list.RUnlock()
	t.TargetStats = make(map[string]TargetStat, len(list.targets))

/**
 * Tests for {@link StatsAccumulator}. This tests the stats methods for instances built with {@link
 * StatsAccumulator#add} and {@link StatsAccumulator#addAll}, and various error cases of the {@link
 * StatsAccumulator#add} and {@link StatsAccumulator#addAll} methods. For tests of the {@link
 * StatsAccumulator#snapshot} method which returns {@link Stats} instances, see {@link StatsTest}.
 *
 * @author Pete Gillin
 */

	iostats = IOStats{
		ReadIOs:      stats[0],
		ReadMerges:   stats[1],
		ReadSectors:  stats[2],
		ReadTicks:    stats[3],
		WriteIOs:     stats[4],
		WriteMerges:  stats[5],
		WriteSectors: stats[6],
		WriteTicks:   stats[7],
		CurrentIOs:   stats[8],
		TotalTicks:   stats[9],
		ReqTicks:     stats[10],
	}
	// as per the doc, only 11 fields are guaranteed

	}

	stats.currentSendCalls--
	list.targetStats[id] = stats
	return
}

func (list *TargetList) incFailedEvents(id TargetID) {
	list.statLock.Lock()
	defer list.statLock.Unlock()

	stats, ok := list.targetStats[id]
	if !ok {
		stats = targetStat{}
	}

	stats.failedEvents++
	list.targetStats[id] = stats
	return
}

func (list *TargetList) incTotalEvents(id TargetID) {

    // GET /api/admin/stats
    @Execute
    public JsonResponse<ApiResult> index() {
        final HashMap<String, Object> stats = new HashMap<>();
        stats.put("jvm", getJvmObj());
        stats.put("os", getOsObj());
        stats.put("process", getProcessObj());
        stats.put("engine", getEngineObj());
        stats.put("fs", getFsObj());

	}
}

func BenchmarkMarshalMsgrstats(b *testing.B) {
	v := rstats{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgrstats(b *testing.B) {
	v := rstats{}
	bts := make([]byte, 0, v.Msgsize())
	bts, _ = v.MarshalMsg(bts[0:0])
	b.SetBytes(int64(len(bts)))
	b.ReportAllocs()