Set OTel metrics telemetry level to "detailed". (#791)

docs/sources/reference/components/otelcol.processor.batch.md

@@ -128,6 +128,7 @@ information.
 
 ## Debug metrics
 
+* `processor_batch_batch_send_size_bytes` (histogram): Number of bytes in batch that was sent.
 * `processor_batch_batch_send_size_ratio` (histogram): Number of units in the batch.
 * `processor_batch_metadata_cardinality_ratio` (gauge): Number of distinct metadata value combinations being processed.
 * `processor_batch_timeout_trigger_send_ratio_total` (counter): Number of times the batch was sent due to a timeout trigger.

internal/component/otelcol/auth/auth.go

@@ -18,6 +18,7 @@ import (
 	"github.com/grafana/alloy/syntax"
 	"github.com/prometheus/client_golang/prometheus"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	otelextension "go.opentelemetry.io/collector/extension"
 	sdkprometheus "go.opentelemetry.io/otel/exporters/prometheus"
 	"go.opentelemetry.io/otel/sdk/metric"
@@ -140,6 +141,7 @@ func (a *Auth) Update(args component.Arguments) error {
 
 			TracerProvider: a.opts.Tracer,
 			MeterProvider:  metric.NewMeterProvider(metric.WithReader(promExporter)),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},

internal/component/otelcol/connector/connector.go

@@ -17,6 +17,7 @@ import (
 	"github.com/grafana/alloy/internal/util/zapadapter"
 	"github.com/prometheus/client_golang/prometheus"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	otelconnector "go.opentelemetry.io/collector/connector"
 	otelextension "go.opentelemetry.io/collector/extension"
 	sdkprometheus "go.opentelemetry.io/otel/exporters/prometheus"
@@ -149,6 +150,7 @@ func (p *Connector) Update(args component.Arguments) error {
 
 			TracerProvider: p.opts.Tracer,
 			MeterProvider:  metric.NewMeterProvider(metric.WithReader(promExporter)),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},

internal/component/otelcol/exporter/exporter.go

@@ -17,6 +17,7 @@ import (
 	"github.com/grafana/alloy/internal/util/zapadapter"
 	"github.com/prometheus/client_golang/prometheus"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	otelexporter "go.opentelemetry.io/collector/exporter"
 	otelextension "go.opentelemetry.io/collector/extension"
 	sdkprometheus "go.opentelemetry.io/otel/exporters/prometheus"
@@ -173,6 +174,7 @@ func (e *Exporter) Update(args component.Arguments) error {
 
 			TracerProvider: e.opts.Tracer,
 			MeterProvider:  metric.NewMeterProvider(metricOpts...),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},

internal/component/otelcol/extension/extension.go

@@ -16,6 +16,7 @@ import (
 	"github.com/grafana/alloy/internal/util/zapadapter"
 	"github.com/prometheus/client_golang/prometheus"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	otelextension "go.opentelemetry.io/collector/extension"
 	sdkprometheus "go.opentelemetry.io/otel/exporters/prometheus"
 	"go.opentelemetry.io/otel/sdk/metric"
@@ -116,6 +117,7 @@ func (e *Extension) Update(args component.Arguments) error {
 
 			TracerProvider: e.opts.Tracer,
 			MeterProvider:  metric.NewMeterProvider(metric.WithReader(promExporter)),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},

internal/component/otelcol/processor/processor.go

@@ -17,6 +17,7 @@ import (
 	"github.com/grafana/alloy/internal/util/zapadapter"
 	"github.com/prometheus/client_golang/prometheus"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	otelextension "go.opentelemetry.io/collector/extension"
 	otelprocessor "go.opentelemetry.io/collector/processor"
 	sdkprometheus "go.opentelemetry.io/otel/exporters/prometheus"
@@ -135,6 +136,7 @@ func (p *Processor) Update(args component.Arguments) error {
 
 			TracerProvider: p.opts.Tracer,
 			MeterProvider:  metric.NewMeterProvider(metric.WithReader(promExporter)),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},

internal/component/otelcol/receiver/prometheus/prometheus.go

@@ -20,6 +20,7 @@ import (
 	"github.com/prometheus/prometheus/model/labels"
 	"github.com/prometheus/prometheus/storage"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	otelreceiver "go.opentelemetry.io/collector/receiver"
 	metricNoop "go.opentelemetry.io/otel/metric/noop"
 	traceNoop "go.opentelemetry.io/otel/trace/noop"
@@ -126,6 +127,7 @@ func (c *Component) Update(newConfig component.Arguments) error {
 			// TODO(tpaschalis): expose tracing and logging statistics.
 			TracerProvider: traceNoop.NewTracerProvider(),
 			MeterProvider:  metricNoop.NewMeterProvider(),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},

internal/component/otelcol/receiver/receiver.go

@@ -17,6 +17,7 @@ import (
 	"github.com/grafana/alloy/internal/util/zapadapter"
 	"github.com/prometheus/client_golang/prometheus"
 	otelcomponent "go.opentelemetry.io/collector/component"
+	"go.opentelemetry.io/collector/config/configtelemetry"
 	"go.opentelemetry.io/collector/extension"
 	otelreceiver "go.opentelemetry.io/collector/receiver"
 	sdkprometheus "go.opentelemetry.io/otel/exporters/prometheus"
@@ -133,6 +134,7 @@ func (r *Receiver) Update(args component.Arguments) error {
 
 			TracerProvider: r.opts.Tracer,
 			MeterProvider:  metric.NewMeterProvider(metricOpts...),
+			MetricsLevel:   configtelemetry.LevelDetailed,
 
 			ReportStatus: func(*otelcomponent.StatusEvent) {},
 		},