Add native histograms to latency/duration metrics

Dogfood native histograms.
Allow dependent projects to migrate to native histograms.

I took the defaults from client_golang.

Signed-off-by: György Krajcsovits <gyorgy.krajcsovits@grafana.com>

documentation/examples/remote_storage/remote_storage_adapter/main.go

@@ -86,6 +86,9 @@ var (
 			Name:    "sent_batch_duration_seconds",
 			Help:    "Duration of sample batch send calls to the remote storage.",
 			Buckets: prometheus.DefBuckets,
+			NativeHistogramBucketFactor: 1.1,
+			NativeHistogramMaxBucketNumber: 100,
+			NativeHistogramMinResetDuration: 1 * time.Hour,
 		},
 		[]string{"remote"},
 	)

storage/remote/client.go

@@ -69,6 +69,9 @@ var (
 			Name:      "read_request_duration_seconds",
 			Help:      "Histogram of the latency for remote read requests.",
 			Buckets:   append(prometheus.DefBuckets, 25, 60),
+			NativeHistogramBucketFactor: 1.1,
+			NativeHistogramMaxBucketNumber: 100,
+			NativeHistogramMinResetDuration: 1 * time.Hour,
 		},
 		[]string{remoteName, endpoint},
 	)

storage/remote/queue_manager.go

@@ -220,6 +220,9 @@ func newQueueManagerMetrics(r prometheus.Registerer, rn, e string) *queueManager
 		Help:        "Duration of send calls to the remote storage.",
 		Buckets:     append(prometheus.DefBuckets, 25, 60, 120, 300),
 		ConstLabels: constLabels,
+		NativeHistogramBucketFactor: 1.1,
+		NativeHistogramMaxBucketNumber: 100,
+		NativeHistogramMinResetDuration: 1 * time.Hour,
 	})
 	m.highestSentTimestamp = &maxTimestamp{
 		Gauge: prometheus.NewGauge(prometheus.GaugeOpts{

tsdb/compact.go

@@ -115,6 +115,9 @@ func newCompactorMetrics(r prometheus.Registerer) *CompactorMetrics {
 		Name:    "prometheus_tsdb_compaction_duration_seconds",
 		Help:    "Duration of compaction runs",
 		Buckets: prometheus.ExponentialBuckets(1, 2, 14),
+		NativeHistogramBucketFactor: 1.1,
+		NativeHistogramMaxBucketNumber: 100,
+		NativeHistogramMinResetDuration: 1 * time.Hour,
 	})
 	m.ChunkSize = prometheus.NewHistogram(prometheus.HistogramOpts{
 		Name:    "prometheus_tsdb_compaction_chunk_size_bytes",

tsdb/db.go

@@ -321,6 +321,9 @@ func newDBMetrics(db *DB, r prometheus.Registerer) *dbMetrics {
 	m.tombCleanTimer = prometheus.NewHistogram(prometheus.HistogramOpts{
 		Name: "prometheus_tsdb_tombstone_cleanup_seconds",
 		Help: "The time taken to recompact blocks to remove tombstones.",
+		NativeHistogramBucketFactor: 1.1,
+		NativeHistogramMaxBucketNumber: 100,
+		NativeHistogramMinResetDuration: 1 * time.Hour,
 	})
 	m.blocksBytes = prometheus.NewGauge(prometheus.GaugeOpts{
 		Name: "prometheus_tsdb_storage_blocks_bytes",

tsdb/head.go

@@ -480,6 +480,9 @@ func newHeadMetrics(h *Head, r prometheus.Registerer) *headMetrics {
 				60 * 60 * 6,  // 6h
 				60 * 60 * 12, // 12h
 			},
+			NativeHistogramBucketFactor: 1.1,
+			NativeHistogramMaxBucketNumber: 100,
+			NativeHistogramMinResetDuration: 1 * time.Hour,
 		}),
 		mmapChunksTotal: prometheus.NewCounter(prometheus.CounterOpts{
 			Name: "prometheus_tsdb_mmap_chunks_total",

web/web.go

@@ -126,6 +126,9 @@ func newMetrics(r prometheus.Registerer) *metrics {
 				Name:    "prometheus_http_request_duration_seconds",
 				Help:    "Histogram of latencies for HTTP requests.",
 				Buckets: []float64{.1, .2, .4, 1, 3, 8, 20, 60, 120},
+				NativeHistogramBucketFactor: 1.1,
+				NativeHistogramMaxBucketNumber: 100,
+				NativeHistogramMinResetDuration: 1 * time.Hour,
 			},
 			[]string{"handler"},
 		),