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Add a ValueRecorder to the otlp example and properly start the IntervalMetricReader (#3143) 

* Add a ValueRecorder to the otlp example and properly start the IntervalMetricReader
Also, fix a broken collector config for the latest dev version.

* formatting
This commit is contained in:
John Watson 2021-04-12 15:59:26 -07:00 committed by GitHub
parent 7773a71417
commit 1dbb9b4426
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3 changed files with 8 additions and 4 deletions
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3
examples/otlp/docker/otel-collector-config-demo.yaml
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@ -28,7 +28,6 @@ exporters:
processors: processors:
batch: batch:
queued_retry:
extensions: extensions:
health_check: health_check:
@ -42,7 +41,7 @@ service:
pipelines: pipelines:
traces: traces:
receivers: [otlp] receivers: [otlp]
processors: [batch, queued_retry] processors: [batch]
exporters: [logging, zipkin, jaeger] exporters: [logging, zipkin, jaeger]
metrics: metrics:
receivers: [otlp] receivers: [otlp]

2
examples/otlp/src/main/java/io/opentelemetry/example/otlp/ExampleConfiguration.java
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@ -65,7 +65,7 @@ public final class ExampleConfiguration {
.setMetricExporter(metricExporter) .setMetricExporter(metricExporter)
.setMetricProducers(Collections.singleton(meterProvider)) .setMetricProducers(Collections.singleton(meterProvider))
.setExportIntervalMillis(1000) .setExportIntervalMillis(1000)
.build(); .buildAndStart();
Runtime.getRuntime().addShutdownHook(new Thread(intervalMetricReader::shutdown)); Runtime.getRuntime().addShutdownHook(new Thread(intervalMetricReader::shutdown));

5
examples/otlp/src/main/java/io/opentelemetry/example/otlp/OtlpExporterExample.java
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@ -7,6 +7,7 @@ package io.opentelemetry.example.otlp;
import io.opentelemetry.api.OpenTelemetry; import io.opentelemetry.api.OpenTelemetry;
import io.opentelemetry.api.metrics.LongCounter; import io.opentelemetry.api.metrics.LongCounter;
import io.opentelemetry.api.metrics.LongValueRecorder;
import io.opentelemetry.api.metrics.Meter; import io.opentelemetry.api.metrics.Meter;
import io.opentelemetry.api.metrics.MeterProvider; import io.opentelemetry.api.metrics.MeterProvider;
import io.opentelemetry.api.trace.Span; import io.opentelemetry.api.trace.Span;
@ -37,8 +38,11 @@ public final class OtlpExporterExample {
Tracer tracer = openTelemetry.getTracer("io.opentelemetry.example"); Tracer tracer = openTelemetry.getTracer("io.opentelemetry.example");
Meter meter = meterProvider.get("io.opentelemetry.example"); Meter meter = meterProvider.get("io.opentelemetry.example");
LongCounter counter = meter.longCounterBuilder("example_counter").build(); LongCounter counter = meter.longCounterBuilder("example_counter").build();
LongValueRecorder recorder =
meter.longValueRecorderBuilder("super_timer").setUnit("ms").build();
for (int i = 0; i < 10; i++) { for (int i = 0; i < 10; i++) {
long startTime = System.currentTimeMillis();
Span exampleSpan = tracer.spanBuilder("exampleSpan").startSpan(); Span exampleSpan = tracer.spanBuilder("exampleSpan").startSpan();
try (Scope scope = exampleSpan.makeCurrent()) { try (Scope scope = exampleSpan.makeCurrent()) {
counter.add(1); counter.add(1);
@ -46,6 +50,7 @@ public final class OtlpExporterExample {
exampleSpan.setAttribute("exampleNumber", i); exampleSpan.setAttribute("exampleNumber", i);
Thread.sleep(100); Thread.sleep(100);
} finally { } finally {
recorder.record(System.currentTimeMillis() - startTime);
exampleSpan.end(); exampleSpan.end();
} }
} }