-
Notifications
You must be signed in to change notification settings - Fork 938
Add metrics for PeriodicMetricReader #8038
New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
Open
anuraaga
wants to merge
4
commits into
open-telemetry:main
Choose a base branch
from
anuraaga:metric-reader-metrics
base: main
Could not load branches
Branch not found: {{ refName }}
Loading
Could not load tags
Nothing to show
Loading
Are you sure you want to change the base?
Some commits from the old base branch may be removed from the timeline,
and old review comments may become outdated.
Open
Changes from all commits
Commits
Show all changes
4 commits
Select commit
Hold shift + click to select a range
File filter
Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
49 changes: 49 additions & 0 deletions
49
...etrics/src/main/java/io/opentelemetry/sdk/metrics/export/MetricReaderInstrumentation.java
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| /* | ||
| * Copyright The OpenTelemetry Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package io.opentelemetry.sdk.metrics.export; | ||
|
|
||
| import io.opentelemetry.api.common.Attributes; | ||
| import io.opentelemetry.api.metrics.DoubleHistogram; | ||
| import io.opentelemetry.api.metrics.Meter; | ||
| import io.opentelemetry.api.metrics.MeterProvider; | ||
| import io.opentelemetry.sdk.common.internal.ComponentId; | ||
| import io.opentelemetry.sdk.common.internal.SemConvAttributes; | ||
| import java.util.Collections; | ||
| import javax.annotation.Nullable; | ||
|
|
||
| final class MetricReaderInstrumentation { | ||
|
|
||
| private final DoubleHistogram collectionDuration; | ||
| private final Attributes standardAttrs; | ||
|
|
||
| MetricReaderInstrumentation(ComponentId componentId, MeterProvider meterProvider) { | ||
| Meter meter = meterProvider.get("io.opentelemetry.sdk.metrics"); | ||
|
|
||
| standardAttrs = | ||
| Attributes.of( | ||
| SemConvAttributes.OTEL_COMPONENT_TYPE, | ||
| componentId.getTypeName(), | ||
| SemConvAttributes.OTEL_COMPONENT_NAME, | ||
| componentId.getComponentName()); | ||
|
|
||
| collectionDuration = | ||
| meter | ||
| .histogramBuilder("otel.sdk.metric_reader.collection.duration") | ||
| .setUnit("s") | ||
| .setDescription("The duration of the collect operation of the metric reader.") | ||
| .setExplicitBucketBoundariesAdvice(Collections.emptyList()) | ||
| .build(); | ||
| } | ||
|
|
||
| void recordCollection(double seconds, @Nullable String error) { | ||
| Attributes attrs = standardAttrs; | ||
| if (error != null) { | ||
| attrs = attrs.toBuilder().put(SemConvAttributes.ERROR_TYPE, error).build(); | ||
| } | ||
|
|
||
| collectionDuration.record(seconds, attrs); | ||
| } | ||
| } |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
62 changes: 62 additions & 0 deletions
62
sdk/metrics/src/test/java/io/opentelemetry/sdk/metrics/SdkMeterProviderMetricsTest.java
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| /* | ||
| * Copyright The OpenTelemetry Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package io.opentelemetry.sdk.metrics; | ||
|
|
||
| import static io.opentelemetry.sdk.testing.assertj.OpenTelemetryAssertions.assertThat; | ||
| import static io.opentelemetry.sdk.testing.assertj.OpenTelemetryAssertions.equalTo; | ||
|
|
||
| import io.opentelemetry.api.metrics.LongCounter; | ||
| import io.opentelemetry.api.metrics.Meter; | ||
| import io.opentelemetry.sdk.common.internal.SemConvAttributes; | ||
| import io.opentelemetry.sdk.metrics.data.MetricData; | ||
| import io.opentelemetry.sdk.metrics.export.PeriodicMetricReader; | ||
| import io.opentelemetry.sdk.testing.exporter.InMemoryMetricExporter; | ||
| import java.util.List; | ||
| import java.util.concurrent.TimeUnit; | ||
| import org.junit.jupiter.api.Test; | ||
|
|
||
| class SdkMeterProviderMetricsTest { | ||
| @Test | ||
| void simple() { | ||
| InMemoryMetricExporter metricExporter = InMemoryMetricExporter.create(); | ||
| try (SdkMeterProvider meterProvider = | ||
| SdkMeterProvider.builder() | ||
| .registerMetricReader(PeriodicMetricReader.create(metricExporter)) | ||
| .build()) { | ||
| Meter meter = meterProvider.get("test"); | ||
|
|
||
| LongCounter counter = meter.counterBuilder("counter").build(); | ||
|
|
||
| counter.add(1); | ||
|
|
||
| meterProvider.forceFlush().join(10, TimeUnit.SECONDS); | ||
| metricExporter.reset(); | ||
| // Export again to export the metric reader's metric. | ||
| meterProvider.forceFlush().join(10, TimeUnit.SECONDS); | ||
|
|
||
| List<MetricData> metrics = metricExporter.getFinishedMetricItems(); | ||
| assertThat(metrics) | ||
| .satisfiesExactlyInAnyOrder( | ||
| m -> assertThat(m).hasName("counter"), | ||
| m -> { | ||
| assertThat(m) | ||
| .hasName("otel.sdk.metric_reader.collection.duration") | ||
| .hasHistogramSatisfying( | ||
| h -> | ||
| h.hasPointsSatisfying( | ||
| p -> | ||
| p.hasCount(1) | ||
| .hasAttributesSatisfying( | ||
| equalTo( | ||
| SemConvAttributes.OTEL_COMPONENT_TYPE, | ||
| "periodic_metric_reader"), | ||
| equalTo( | ||
| SemConvAttributes.OTEL_COMPONENT_NAME, | ||
| "periodic_metric_reader/0")))); | ||
| }); | ||
| } | ||
| } | ||
| } |
Oops, something went wrong.
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Not sure if this is actually possible in practice