micrometer-metrics/tracing

View on GitHub

Provides tracing abstractions over tracers and tracing system reporters.

Stars: 299
Forks: 69
Open beginner issues: 0
Indexed issues: 28
Avg merge: 11h 40m
Merged PRs (30d): 31

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

Open All

28 open issues indexed

Bump io.micrometer:micrometer-bom from 1.18.0-M1 to 1.18.0-M2 Open

dependencies java

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

micrometer-metrics/tracing#1557 · Opened Sep 15, 2026
One `Scope` closed in the wrong order makes `OtelTraceContext` keep every later span Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

micrometer-metrics/tracing#1544 · Opened Sep 1, 2026
Remove support for OTel's Zipkin Exporter Open

breaking-change

Difficulty 3/5 1-2 days Newbie friendliness 78/100

micrometer-metrics/tracing#1538 · Opened Aug 27, 2026
Implement Log4j TraceContextProvider SPI for zero-allocation async logging Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

micrometer-metrics/tracing#1482 · Opened Jul 17, 2026
Sampling based on name/attributes available at Observation start Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

micrometer-metrics/tracing#1450 · 1 comment · Opened Jun 22, 2026
Annotation @NewSpan does not work for kotlin suspend functions Open

feedback-provided waiting for feedback

Difficulty 4/5 3-5 days Newbie friendliness 45/100

micrometer-metrics/tracing#1366 · 3 comments · Opened Mar 23, 2026
Issue with AttributeKey.type Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

micrometer-metrics/tracing#1317 · 3 comments · Opened Feb 2, 2026
Create baggage scope for method using annotations Open

feedback-provided waiting for feedback

Difficulty 5/5 Over a week Newbie friendliness 35/100

micrometer-metrics/tracing#1270 · 9 comments · Opened Dec 23, 2025
Introduce an easy mechanism to forcibly start a new trace Open

feedback-provided feedback-reminder waiting for feedback

Difficulty 5/5 Over a week Newbie friendliness 25/100

micrometer-metrics/tracing#1252 · 4 comments · Opened Dec 12, 2025
Document/test calling set/makeCurrent with `null` value on Baggage Open

type: task

Difficulty 3/5 1-2 days Newbie friendliness 42/100

micrometer-metrics/tracing#1197 · Opened Oct 14, 2025
Context has no baggage at SpanProcessor Open

waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 25/100

micrometer-metrics/tracing#1162 · Opened Aug 21, 2025
Allow adding span links through Observation Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

micrometer-metrics/tracing#1160 · 2 comments · 4 reactions · Opened Aug 20, 2025
OTel Tracer Not Propagating Events - Missing Steps in Docs. Open

documentation help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

micrometer-metrics/tracing#1144 · 1 comment · Opened Jul 26, 2025
AbstractObservationAwareSpanThreadLocalAccessorTests#onlyReactorPropagatesBaggage [false] is flaky for BraveConfig Open

help wanted type: task

Difficulty 3/5 1-2 days Newbie friendliness 50/100

micrometer-metrics/tracing#1082 · 2 comments · Opened Jun 5, 2025
Consider making OpenTelemetry Bridge implementation agnostic Open

feedback-provided waiting for feedback

Difficulty 4/5 3-5 days Newbie friendliness 35/100

micrometer-metrics/tracing#968 · 5 comments · Opened Feb 14, 2025
Remove ArrayListSpanProcessor Open

breaking-change

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

micrometer-metrics/tracing#960 · Opened Feb 10, 2025
Baggage Tags are not propagated unless explicit getBaggage call to Tracer Open

bug module: bridge-otel

Difficulty 4/5 3-5 days Newbie friendliness 48/100

micrometer-metrics/tracing#933 · 2 comments · 2 reactions · Opened Jan 6, 2025
Remove symlinks from docs Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

micrometer-metrics/tracing#899 · 2 comments · Opened Dec 6, 2024
Missing `@Nullable` in bridge for brave Baggage implementation Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 25/100

micrometer-metrics/tracing#883 · 5 comments · Opened Nov 7, 2024
Baggage is lost when explicitly setting parent observation Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

micrometer-metrics/tracing#882 · 4 comments · Opened Oct 30, 2024
SimpleTracer do not support setting and getting baggage in scope Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

micrometer-metrics/tracing#864 · Opened Oct 10, 2024
Close opened Scope in the child thread Open

waiting-for-triage

Difficulty 5/5 Over a week Newbie friendliness 25/100

micrometer-metrics/tracing#765 · Opened Jul 5, 2024
@NewSpan/@SpanTag not working on Java interface methods Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

micrometer-metrics/tracing#763 · 3 comments · Opened Jul 2, 2024
Make it possible to override remoteServiceName in ObservationFilter Open

bug waiting for feedback

Difficulty 4/5 3-5 days Newbie friendliness 35/100

micrometer-metrics/tracing#598 · 1 comment · 1 reaction · Opened Feb 16, 2024
SpanAspect does not take into account proxy objects Open

feedback-provided

Difficulty 3/5 1-2 days Newbie friendliness 45/100

micrometer-metrics/tracing#544 · 5 comments · Opened Jan 19, 2024
Improve filtering out middle span by SpanExportingPredicate Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

micrometer-metrics/tracing#266 · 3 comments · Opened May 19, 2023
Link spans when rpc observation has a parent Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

micrometer-metrics/tracing#263 · Opened May 17, 2023
Traceid and spanid wrong when using Kotlin Reactor Coroutines Open

bug kotlin

Difficulty 4/5 3-5 days Newbie friendliness 35/100

micrometer-metrics/tracing#174 · 68 comments · 7 reactions · Opened Feb 21, 2023

micrometer-metrics/tracing

Get new issues in your inbox