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feat(tracing): otlp trace export via libdatadog#17031

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rachel.yang/libdatadog-trace-export
Apr 1, 2026
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feat(tracing): otlp trace export via libdatadog#17031
gh-worker-dd-mergequeue-cf854d[bot] merged 31 commits into
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rachel.yang/libdatadog-trace-export

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@rachelyangdog rachelyangdog commented Mar 19, 2026

Description

Adds native OTLP trace export support to dd-trace-py using libdatadog's TraceExporter. When OTEL_TRACES_EXPORTER=otlp , traces are sent directly to an OTLP collector instead of the Datadog agent.

Testing

Risks

Additional Notes

  • libdd-data-pipeline is pinned to an unreleased commit on DataDog/libdatadog@rachel.yang/OTLP-trace-export. This should be updated to a release tag once that branch merges.
  • Only http/json protocol is supported for OTLP traces (libdatadog limitation); gRPC is not yet available.

@rachelyangdog rachelyangdog requested review from a team as code owners March 19, 2026 21:56
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cit-pr-commenter-54b7da Bot commented Mar 19, 2026

Codeowners resolved as

ddtrace/internal/native/_native.pyi                                     @DataDog/apm-core-python
ddtrace/internal/settings/_opentelemetry.py                             @DataDog/apm-sdk-capabilities-python
ddtrace/internal/settings/_otel_remapper.py                             @DataDog/apm-sdk-capabilities-python
ddtrace/internal/writer/writer.py                                       @DataDog/apm-core-python
releasenotes/notes/otlp-trace-export-9cb6291f1da86c34.yaml              @DataDog/apm-python
src/native/Cargo.lock                                                   @DataDog/apm-core-python
src/native/Cargo.toml                                                   @DataDog/apm-core-python
src/native/data_pipeline/mod.rs                                         @DataDog/apm-core-python
tests/opentelemetry/test_config.py                                      @DataDog/apm-sdk-capabilities-python @DataDog/apm-core-python
tests/opentelemetry/test_otlp_trace.py                                  @DataDog/apm-sdk-capabilities-python @DataDog/apm-core-python
tests/telemetry/test_writer.py                                          @DataDog/apm-python
tests/tracer/test_writer.py                                             @DataDog/apm-sdk-capabilities-python @DataDog/apm-core-python

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Comment thread src/native/Cargo.toml Outdated
Comment thread ddtrace/internal/writer/writer.py
Comment thread ddtrace/internal/settings/_opentelemetry.py Outdated
@rachelyangdog rachelyangdog marked this pull request as draft March 19, 2026 22:33
@rachelyangdog rachelyangdog changed the title WIP: add libdatadog OTLP trace export feat(tracing): OTLP trace export via libdatadog Mar 20, 2026
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pr-commenter Bot commented Mar 20, 2026

Performance SLOs

Comparing candidate rachel.yang/libdatadog-trace-export (98a2275) with baseline main (174c1ba)

📈 Performance Regressions (3 suites)
📈 iastaspects - 118/118

✅ add_aspect

Time: ✅ 105.412µs (SLO: <130.000µs 📉 -18.9%) vs baseline: +2.7%

Memory: ✅ 44.239MB (SLO: <46.000MB -3.8%) vs baseline: +6.3%


✅ add_inplace_aspect

Time: ✅ 102.219µs (SLO: <130.000µs 📉 -21.4%) vs baseline: -0.3%

Memory: ✅ 44.187MB (SLO: <46.000MB -3.9%) vs baseline: +6.2%


✅ add_inplace_noaspect

Time: ✅ 28.568µs (SLO: <40.000µs 📉 -28.6%) vs baseline: +0.7%

Memory: ✅ 44.090MB (SLO: <46.000MB -4.2%) vs baseline: +6.1%


✅ add_noaspect

Time: ✅ 48.612µs (SLO: <70.000µs 📉 -30.6%) vs baseline: -1.3%

Memory: ✅ 44.113MB (SLO: <46.000MB -4.1%) vs baseline: +6.2%


✅ bytearray_aspect

Time: ✅ 246.068µs (SLO: <400.000µs 📉 -38.5%) vs baseline: -3.8%

Memory: ✅ 44.534MB (SLO: <46.000MB -3.2%) vs baseline: +7.2%


✅ bytearray_extend_aspect

Time: ✅ 652.111µs (SLO: <800.000µs 📉 -18.5%) vs baseline: -1.6%

Memory: ✅ 44.148MB (SLO: <46.000MB -4.0%) vs baseline: +6.1%


✅ bytearray_extend_noaspect

Time: ✅ 264.080µs (SLO: <400.000µs 📉 -34.0%) vs baseline: -3.2%

Memory: ✅ 44.130MB (SLO: <46.000MB -4.1%) vs baseline: +6.1%


✅ bytearray_noaspect

Time: ✅ 138.463µs (SLO: <300.000µs 📉 -53.8%) vs baseline: -4.7%

Memory: ✅ 44.110MB (SLO: <46.000MB -4.1%) vs baseline: +6.2%


✅ bytes_aspect

Time: ✅ 217.962µs (SLO: <300.000µs 📉 -27.3%) vs baseline: -1.5%

Memory: ✅ 44.161MB (SLO: <46.000MB -4.0%) vs baseline: +6.1%


✅ bytes_noaspect

Time: ✅ 134.489µs (SLO: <200.000µs 📉 -32.8%) vs baseline: -1.0%

Memory: ✅ 44.186MB (SLO: <46.000MB -3.9%) vs baseline: +6.4%


✅ bytesio_aspect

Time: ✅ 3.759ms (SLO: <5.000ms 📉 -24.8%) vs baseline: -1.3%

Memory: ✅ 44.504MB (SLO: <46.000MB -3.3%) vs baseline: +7.0%


✅ bytesio_noaspect

Time: ✅ 313.148µs (SLO: <420.000µs 📉 -25.4%) vs baseline: -1.9%

Memory: ✅ 44.053MB (SLO: <46.000MB -4.2%) vs baseline: +6.0%


✅ capitalize_aspect

Time: ✅ 88.180µs (SLO: <300.000µs 📉 -70.6%) vs baseline: -1.2%

Memory: ✅ 44.252MB (SLO: <46.000MB -3.8%) vs baseline: +6.6%


✅ capitalize_noaspect

Time: ✅ 250.937µs (SLO: <300.000µs 📉 -16.4%) vs baseline: +0.3%

Memory: ✅ 44.143MB (SLO: <46.000MB -4.0%) vs baseline: +6.3%


✅ casefold_aspect

Time: ✅ 88.191µs (SLO: <500.000µs 📉 -82.4%) vs baseline: -1.2%

Memory: ✅ 44.525MB (SLO: <46.000MB -3.2%) vs baseline: +7.0%


✅ casefold_noaspect

Time: ✅ 299.815µs (SLO: <500.000µs 📉 -40.0%) vs baseline: -2.3%

Memory: ✅ 44.260MB (SLO: <46.000MB -3.8%) vs baseline: +6.5%


✅ decode_aspect

Time: ✅ 86.319µs (SLO: <100.000µs 📉 -13.7%) vs baseline: -0.6%

Memory: ✅ 44.207MB (SLO: <46.000MB -3.9%) vs baseline: +6.3%


✅ decode_noaspect

Time: ✅ 152.808µs (SLO: <210.000µs 📉 -27.2%) vs baseline: -0.9%

Memory: ✅ 44.240MB (SLO: <46.000MB -3.8%) vs baseline: +6.4%


✅ encode_aspect

Time: ✅ 84.122µs (SLO: <200.000µs 📉 -57.9%) vs baseline: -0.2%

Memory: ✅ 44.239MB (SLO: <46.000MB -3.8%) vs baseline: +6.4%


✅ encode_noaspect

Time: ✅ 140.588µs (SLO: <200.000µs 📉 -29.7%) vs baseline: -0.3%

Memory: ✅ 44.255MB (SLO: <46.000MB -3.8%) vs baseline: +6.4%


✅ format_aspect

Time: ✅ 14.593ms (SLO: <19.200ms 📉 -24.0%) vs baseline: -0.4%

Memory: ✅ 44.223MB (SLO: <46.000MB -3.9%) vs baseline: +6.2%


✅ format_map_aspect

Time: ✅ 16.385ms (SLO: <21.500ms 📉 -23.8%) vs baseline: -0.3%

Memory: ✅ 44.205MB (SLO: <46.000MB -3.9%) vs baseline: +6.1%


✅ format_map_noaspect

Time: ✅ 374.608µs (SLO: <500.000µs 📉 -25.1%) vs baseline: -1.0%

Memory: ✅ 44.157MB (SLO: <46.000MB -4.0%) vs baseline: +6.2%


✅ format_noaspect

Time: ✅ 302.001µs (SLO: <500.000µs 📉 -39.6%) vs baseline: -4.3%

Memory: ✅ 44.159MB (SLO: <46.000MB -4.0%) vs baseline: +6.4%


✅ index_aspect

Time: ✅ 129.526µs (SLO: <300.000µs 📉 -56.8%) vs baseline: +3.6%

Memory: ✅ 44.125MB (SLO: <46.000MB -4.1%) vs baseline: +6.2%


✅ index_noaspect

Time: ✅ 40.460µs (SLO: <300.000µs 📉 -86.5%) vs baseline: +0.5%

Memory: ✅ 44.120MB (SLO: <46.000MB -4.1%) vs baseline: +6.1%


✅ join_aspect

Time: ✅ 206.027µs (SLO: <300.000µs 📉 -31.3%) vs baseline: -3.0%

Memory: ✅ 44.161MB (SLO: <46.000MB -4.0%) vs baseline: +6.1%


✅ join_noaspect

Time: ✅ 144.381µs (SLO: <300.000µs 📉 -51.9%) vs baseline: -0.9%

Memory: ✅ 44.117MB (SLO: <46.000MB -4.1%) vs baseline: +6.0%


✅ ljust_aspect

Time: ✅ 572.002µs (SLO: <700.000µs 📉 -18.3%) vs baseline: 📈 +14.4%

Memory: ✅ 44.179MB (SLO: <46.000MB -4.0%) vs baseline: +6.2%


✅ ljust_noaspect

Time: ✅ 250.458µs (SLO: <300.000µs 📉 -16.5%) vs baseline: -2.9%

Memory: ✅ 44.249MB (SLO: <46.000MB -3.8%) vs baseline: +6.5%


✅ lower_aspect

Time: ✅ 293.756µs (SLO: <500.000µs 📉 -41.2%) vs baseline: -1.5%

Memory: ✅ 44.174MB (SLO: <46.000MB -4.0%) vs baseline: +6.2%


✅ lower_noaspect

Time: ✅ 228.767µs (SLO: <300.000µs 📉 -23.7%) vs baseline: -3.1%

Memory: ✅ 44.292MB (SLO: <46.000MB -3.7%) vs baseline: +6.7%


✅ lstrip_aspect

Time: ✅ 0.269ms (SLO: <3.000ms 📉 -91.0%) vs baseline: -3.1%

Memory: ✅ 44.146MB (SLO: <46.000MB -4.0%) vs baseline: +6.1%


✅ lstrip_noaspect

Time: ✅ 0.174ms (SLO: <3.000ms 📉 -94.2%) vs baseline: -1.6%

Memory: ✅ 44.188MB (SLO: <46.000MB -3.9%) vs baseline: +6.2%


✅ modulo_aspect

Time: ✅ 14.293ms (SLO: <18.750ms 📉 -23.8%) vs baseline: -0.3%

Memory: ✅ 44.317MB (SLO: <46.000MB -3.7%) vs baseline: +6.2%


✅ modulo_aspect_for_bytearray_bytearray

Time: ✅ 14.871ms (SLO: <19.350ms 📉 -23.1%) vs baseline: +0.4%

Memory: ✅ 44.417MB (SLO: <46.000MB -3.4%) vs baseline: +6.5%


✅ modulo_aspect_for_bytes

Time: ✅ 14.411ms (SLO: <18.900ms 📉 -23.7%) vs baseline: -0.4%

Memory: ✅ 44.361MB (SLO: <46.000MB -3.6%) vs baseline: +6.4%


✅ modulo_aspect_for_bytes_bytearray

Time: ✅ 14.601ms (SLO: <19.150ms 📉 -23.8%) vs baseline: -0.6%

Memory: ✅ 44.185MB (SLO: <46.000MB -3.9%) vs baseline: +5.9%


✅ modulo_noaspect

Time: ✅ 0.358ms (SLO: <3.000ms 📉 -88.1%) vs baseline: -2.1%

Memory: ✅ 44.114MB (SLO: <46.000MB -4.1%) vs baseline: +6.1%


✅ replace_aspect

Time: ✅ 18.378ms (SLO: <24.000ms 📉 -23.4%) vs baseline: ~same

Memory: ✅ 44.608MB (SLO: <46.000MB -3.0%) vs baseline: +7.0%


✅ replace_noaspect

Time: ✅ 274.608µs (SLO: <400.000µs 📉 -31.3%) vs baseline: -3.6%

Memory: ✅ 44.079MB (SLO: <46.000MB -4.2%) vs baseline: +5.8%


✅ repr_aspect

Time: ✅ 312.486µs (SLO: <420.000µs 📉 -25.6%) vs baseline: -2.9%

Memory: ✅ 44.109MB (SLO: <46.000MB -4.1%) vs baseline: +6.0%


✅ repr_noaspect

Time: ✅ 46.641µs (SLO: <90.000µs 📉 -48.2%) vs baseline: -1.5%

Memory: ✅ 44.246MB (SLO: <46.000MB -3.8%) vs baseline: +6.3%


✅ rstrip_aspect

Time: ✅ 379.765µs (SLO: <500.000µs 📉 -24.0%) vs baseline: -3.0%

Memory: ✅ 44.143MB (SLO: <46.000MB -4.0%) vs baseline: +6.0%


✅ rstrip_noaspect

Time: ✅ 180.119µs (SLO: <300.000µs 📉 -40.0%) vs baseline: -2.4%

Memory: ✅ 44.132MB (SLO: <46.000MB -4.1%) vs baseline: +6.1%


✅ slice_aspect

Time: ✅ 181.537µs (SLO: <300.000µs 📉 -39.5%) vs baseline: -0.2%

Memory: ✅ 44.169MB (SLO: <46.000MB -4.0%) vs baseline: +6.3%


✅ slice_noaspect

Time: ✅ 53.474µs (SLO: <90.000µs 📉 -40.6%) vs baseline: -1.6%

Memory: ✅ 44.183MB (SLO: <46.000MB -4.0%) vs baseline: +6.4%


✅ stringio_aspect

Time: ✅ 4.359ms (SLO: <5.000ms 📉 -12.8%) vs baseline: 📈 +13.5%

Memory: ✅ 44.491MB (SLO: <46.000MB -3.3%) vs baseline: +7.0%


✅ stringio_noaspect

Time: ✅ 345.402µs (SLO: <500.000µs 📉 -30.9%) vs baseline: -1.5%

Memory: ✅ 43.996MB (SLO: <46.000MB -4.4%) vs baseline: +5.8%


✅ strip_aspect

Time: ✅ 272.227µs (SLO: <350.000µs 📉 -22.2%) vs baseline: +0.1%

Memory: ✅ 44.030MB (SLO: <46.000MB -4.3%) vs baseline: +6.0%


✅ strip_noaspect

Time: ✅ 173.255µs (SLO: <240.000µs 📉 -27.8%) vs baseline: -3.4%

Memory: ✅ 44.300MB (SLO: <46.000MB -3.7%) vs baseline: +6.4%


✅ swapcase_aspect

Time: ✅ 325.137µs (SLO: <500.000µs 📉 -35.0%) vs baseline: -4.5%

Memory: ✅ 44.446MB (SLO: <46.000MB -3.4%) vs baseline: +7.1%


✅ swapcase_noaspect

Time: ✅ 266.466µs (SLO: <400.000µs 📉 -33.4%) vs baseline: -1.9%

Memory: ✅ 44.195MB (SLO: <46.000MB -3.9%) vs baseline: +6.3%


✅ title_aspect

Time: ✅ 313.449µs (SLO: <500.000µs 📉 -37.3%) vs baseline: -2.8%

Memory: ✅ 44.089MB (SLO: <46.000MB -4.2%) vs baseline: +5.8%


✅ title_noaspect

Time: ✅ 255.544µs (SLO: <400.000µs 📉 -36.1%) vs baseline: -2.1%

Memory: ✅ 44.223MB (SLO: <46.000MB -3.9%) vs baseline: +6.3%


✅ translate_aspect

Time: ✅ 495.943µs (SLO: <700.000µs 📉 -29.2%) vs baseline: -0.3%

Memory: ✅ 44.460MB (SLO: <46.000MB -3.3%) vs baseline: +7.0%


✅ translate_noaspect

Time: ✅ 420.605µs (SLO: <500.000µs 📉 -15.9%) vs baseline: -2.6%

Memory: ✅ 44.137MB (SLO: <46.000MB -4.1%) vs baseline: +6.0%


✅ upper_aspect

Time: ✅ 290.661µs (SLO: <500.000µs 📉 -41.9%) vs baseline: -2.9%

Memory: ✅ 44.137MB (SLO: <46.000MB -4.0%) vs baseline: +6.1%


✅ upper_noaspect

Time: ✅ 229.165µs (SLO: <400.000µs 📉 -42.7%) vs baseline: -3.5%

Memory: ✅ 44.226MB (SLO: <46.000MB -3.9%) vs baseline: +6.4%


📈 iastaspectsospath - 24/24

✅ ospathbasename_aspect

Time: ✅ 502.603µs (SLO: <700.000µs 📉 -28.2%) vs baseline: 📈 +18.5%

Memory: ✅ 44.178MB (SLO: <46.000MB -4.0%) vs baseline: +6.3%


✅ ospathbasename_noaspect

Time: ✅ 421.047µs (SLO: <700.000µs 📉 -39.9%) vs baseline: -2.7%

Memory: ✅ 44.309MB (SLO: <46.000MB -3.7%) vs baseline: +7.2%


✅ ospathjoin_aspect

Time: ✅ 617.482µs (SLO: <700.000µs 📉 -11.8%) vs baseline: -2.3%

Memory: ✅ 44.286MB (SLO: <46.000MB -3.7%) vs baseline: +6.3%


✅ ospathjoin_noaspect

Time: ✅ 627.286µs (SLO: <700.000µs 📉 -10.4%) vs baseline: -2.1%

Memory: ✅ 44.275MB (SLO: <46.000MB -3.7%) vs baseline: +6.8%


✅ ospathnormcase_aspect

Time: ✅ 346.984µs (SLO: <700.000µs 📉 -50.4%) vs baseline: -1.4%

Memory: ✅ 44.283MB (SLO: <46.000MB -3.7%) vs baseline: +6.5%


✅ ospathnormcase_noaspect

Time: ✅ 353.101µs (SLO: <700.000µs 📉 -49.6%) vs baseline: -2.9%

Memory: ✅ 44.078MB (SLO: <46.000MB -4.2%) vs baseline: +6.7%


✅ ospathsplit_aspect

Time: ✅ 481.487µs (SLO: <700.000µs 📉 -31.2%) vs baseline: -2.1%

Memory: ✅ 44.144MB (SLO: <46.000MB -4.0%) vs baseline: +6.0%


✅ ospathsplit_noaspect

Time: ✅ 496.686µs (SLO: <700.000µs 📉 -29.0%) vs baseline: -1.5%

Memory: ✅ 44.165MB (SLO: <46.000MB -4.0%) vs baseline: +7.0%


✅ ospathsplitdrive_aspect

Time: ✅ 368.469µs (SLO: <700.000µs 📉 -47.4%) vs baseline: -1.9%

Memory: ✅ 44.158MB (SLO: <46.000MB -4.0%) vs baseline: +6.7%


✅ ospathsplitdrive_noaspect

Time: ✅ 72.604µs (SLO: <700.000µs 📉 -89.6%) vs baseline: -0.8%

Memory: ✅ 43.965MB (SLO: <46.000MB -4.4%) vs baseline: +5.7%


✅ ospathsplitext_aspect

Time: ✅ 449.592µs (SLO: <700.000µs 📉 -35.8%) vs baseline: -3.0%

Memory: ✅ 44.191MB (SLO: <46.000MB -3.9%) vs baseline: +6.0%


✅ ospathsplitext_noaspect

Time: ✅ 459.817µs (SLO: <700.000µs 📉 -34.3%) vs baseline: -1.1%

Memory: ✅ 44.314MB (SLO: <46.000MB -3.7%) vs baseline: +6.9%


📈 telemetryaddmetric - 30/30

✅ 1-count-metric-1-times

Time: ✅ 2.323µs (SLO: <20.000µs 📉 -88.4%) vs baseline: 📈 +10.4%

Memory: ✅ 36.785MB (SLO: <38.000MB -3.2%) vs baseline: +6.9%


✅ 1-count-metrics-100-times

Time: ✅ 152.980µs (SLO: <220.000µs 📉 -30.5%) vs baseline: -0.3%

Memory: ✅ 36.864MB (SLO: <38.000MB -3.0%) vs baseline: +7.4%


✅ 1-distribution-metric-1-times

Time: ✅ 2.436µs (SLO: <20.000µs 📉 -87.8%) vs baseline: +1.7%

Memory: ✅ 36.864MB (SLO: <38.000MB -3.0%) vs baseline: +7.4%


✅ 1-distribution-metrics-100-times

Time: ✅ 164.152µs (SLO: <230.000µs 📉 -28.6%) vs baseline: +1.2%

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.5%


✅ 1-gauge-metric-1-times

Time: ✅ 2.013µs (SLO: <20.000µs 📉 -89.9%) vs baseline: +2.0%

Memory: ✅ 36.844MB (SLO: <38.000MB -3.0%) vs baseline: +7.0%


✅ 1-gauge-metrics-100-times

Time: ✅ 136.576µs (SLO: <150.000µs -8.9%) vs baseline: +0.3%

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.7%


✅ 1-rate-metric-1-times

Time: ✅ 2.319µs (SLO: <20.000µs 📉 -88.4%) vs baseline: +1.9%

Memory: ✅ 36.805MB (SLO: <38.000MB -3.1%) vs baseline: +7.1%


✅ 1-rate-metrics-100-times

Time: ✅ 166.926µs (SLO: <250.000µs 📉 -33.2%) vs baseline: -0.4%

Memory: ✅ 36.844MB (SLO: <38.000MB -3.0%) vs baseline: +7.4%


✅ 100-count-metrics-100-times

Time: ✅ 15.250ms (SLO: <22.000ms 📉 -30.7%) vs baseline: -1.8%

Memory: ✅ 36.766MB (SLO: <38.000MB -3.2%) vs baseline: +6.9%


✅ 100-distribution-metrics-100-times

Time: ✅ 1.737ms (SLO: <2.550ms 📉 -31.9%) vs baseline: -1.0%

Memory: ✅ 36.844MB (SLO: <38.000MB -3.0%) vs baseline: +7.3%


✅ 100-gauge-metrics-100-times

Time: ✅ 1.400ms (SLO: <1.550ms -9.7%) vs baseline: -0.3%

Memory: ✅ 36.825MB (SLO: <38.000MB -3.1%) vs baseline: +7.3%


✅ 100-rate-metrics-100-times

Time: ✅ 1.740ms (SLO: <2.550ms 📉 -31.8%) vs baseline: -0.2%

Memory: ✅ 36.825MB (SLO: <38.000MB -3.1%) vs baseline: +7.1%


✅ flush-1-metric

Time: ✅ 3.832µs (SLO: <20.000µs 📉 -80.8%) vs baseline: +7.0%

Memory: ✅ 36.766MB (SLO: <38.000MB -3.2%) vs baseline: +7.2%


✅ flush-100-metrics

Time: ✅ 182.287µs (SLO: <250.000µs 📉 -27.1%) vs baseline: +4.6%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +6.2%


✅ flush-1000-metrics

Time: ✅ 2.265ms (SLO: <2.500ms -9.4%) vs baseline: +2.4%

Memory: ✅ 37.670MB (SLO: <38.750MB -2.8%) vs baseline: +7.0%

🟡 Near SLO Breach (3 suites)
🟡 djangosimple - 30/30

✅ appsec

Time: ✅ 19.740ms (SLO: <22.300ms 📉 -11.5%) vs baseline: -0.2%

Memory: ✅ 69.521MB (SLO: <73.500MB -5.4%) vs baseline: +5.9%


✅ exception-replay-enabled

Time: ✅ 1.324ms (SLO: <1.450ms -8.7%) vs baseline: -0.3%

Memory: ✅ 67.667MB (SLO: <71.500MB -5.4%) vs baseline: +5.3%


✅ iast

Time: ✅ 19.774ms (SLO: <22.250ms 📉 -11.1%) vs baseline: ~same

Memory: ✅ 69.594MB (SLO: <75.000MB -7.2%) vs baseline: +6.0%


✅ profiler

Time: ✅ 15.210ms (SLO: <16.550ms -8.1%) vs baseline: +0.2%

Memory: ✅ 60.628MB (SLO: <61.000MB 🟡 -0.6%) vs baseline: +5.8%


✅ resource-renaming

Time: ✅ 19.617ms (SLO: <21.750ms -9.8%) vs baseline: -0.4%

Memory: ✅ 69.534MB (SLO: <73.500MB -5.4%) vs baseline: +5.9%


✅ span-code-origin

Time: ✅ 20.188ms (SLO: <28.200ms 📉 -28.4%) vs baseline: +0.9%

Memory: ✅ 69.564MB (SLO: <75.000MB -7.2%) vs baseline: +5.5%


✅ tracer

Time: ✅ 19.769ms (SLO: <21.750ms -9.1%) vs baseline: ~same

Memory: ✅ 69.531MB (SLO: <75.000MB -7.3%) vs baseline: +6.0%


✅ tracer-and-profiler

Time: ✅ 21.156ms (SLO: <23.500ms -10.0%) vs baseline: +0.2%

Memory: ✅ 71.600MB (SLO: <75.000MB -4.5%) vs baseline: +5.8%


✅ tracer-dont-create-db-spans

Time: ✅ 19.853ms (SLO: <21.500ms -7.7%) vs baseline: ~same

Memory: ✅ 69.511MB (SLO: <75.000MB -7.3%) vs baseline: +6.0%


✅ tracer-minimal

Time: ✅ 16.907ms (SLO: <17.500ms -3.4%) vs baseline: +0.2%

Memory: ✅ 69.550MB (SLO: <75.000MB -7.3%)


✅ tracer-native

Time: ✅ 19.695ms (SLO: <21.750ms -9.5%) vs baseline: +0.4%

Memory: ✅ 69.537MB (SLO: <72.500MB -4.1%)


✅ tracer-no-caches

Time: ✅ 17.684ms (SLO: <19.650ms 📉 -10.0%) vs baseline: +0.4%

Memory: ✅ 69.590MB (SLO: <75.000MB -7.2%) vs baseline: +6.0%


✅ tracer-no-databases

Time: ✅ 19.356ms (SLO: <20.100ms -3.7%) vs baseline: +0.1%

Memory: ✅ 69.505MB (SLO: <75.000MB -7.3%)


✅ tracer-no-middleware

Time: ✅ 19.456ms (SLO: <21.500ms -9.5%) vs baseline: -0.1%

Memory: ✅ 69.558MB (SLO: <75.000MB -7.3%)


✅ tracer-no-templates

Time: ✅ 19.578ms (SLO: <22.000ms 📉 -11.0%) vs baseline: +0.2%

Memory: ✅ 69.581MB (SLO: <73.500MB -5.3%)


🟡 flasksimple - 18/18

✅ appsec-get

Time: ✅ 3.381ms (SLO: <4.750ms 📉 -28.8%) vs baseline: +0.5%

Memory: ✅ 56.735MB (SLO: <66.500MB 📉 -14.7%) vs baseline: +5.8%


✅ appsec-post

Time: ✅ 2.865ms (SLO: <6.750ms 📉 -57.5%) vs baseline: ~same

Memory: ✅ 56.756MB (SLO: <66.500MB 📉 -14.7%) vs baseline: +5.8%


✅ appsec-telemetry

Time: ✅ 3.388ms (SLO: <4.750ms 📉 -28.7%) vs baseline: +1.1%

Memory: ✅ 56.732MB (SLO: <66.500MB 📉 -14.7%) vs baseline: +6.1%


✅ debugger

Time: ✅ 1.880ms (SLO: <2.000ms -6.0%) vs baseline: +0.1%

Memory: ✅ 49.442MB (SLO: <51.500MB -4.0%) vs baseline: +6.1%


✅ iast-get

Time: ✅ 1.868ms (SLO: <2.000ms -6.6%) vs baseline: ~same

Memory: ✅ 46.205MB (SLO: <49.000MB -5.7%) vs baseline: +6.0%


✅ profiler

Time: ✅ 1.910ms (SLO: <2.100ms -9.0%) vs baseline: -0.7%

Memory: ✅ 52.864MB (SLO: <53.500MB 🟡 -1.2%) vs baseline: +6.3%


✅ resource-renaming

Time: ✅ 3.346ms (SLO: <3.650ms -8.3%) vs baseline: -0.1%

Memory: ✅ 56.769MB (SLO: <60.000MB -5.4%) vs baseline: +6.0%


✅ tracer

Time: ✅ 3.363ms (SLO: <3.650ms -7.9%) vs baseline: +0.3%

Memory: ✅ 56.676MB (SLO: <60.000MB -5.5%) vs baseline: +5.8%


✅ tracer-native

Time: ✅ 3.359ms (SLO: <3.650ms -8.0%) vs baseline: +0.2%

Memory: ✅ 56.770MB (SLO: <60.000MB -5.4%) vs baseline: +6.0%


🟡 recursivecomputation - 8/8

✅ deep

Time: ✅ 311.860ms (SLO: <320.950ms -2.8%) vs baseline: +0.2%

Memory: ✅ 37.729MB (SLO: <38.750MB -2.6%) vs baseline: +6.8%


✅ deep-profiled

Time: ✅ 332.668ms (SLO: <359.150ms -7.4%) vs baseline: -0.3%

Memory: ✅ 44.080MB (SLO: <46.000MB -4.2%) vs baseline: +5.9%


✅ medium

Time: ✅ 7.316ms (SLO: <7.400ms 🟡 -1.1%) vs baseline: +0.1%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.7%


✅ shallow

Time: ✅ 1.018ms (SLO: <1.050ms -3.1%) vs baseline: +1.6%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.3%

⚠️ Unstable Tests (2 suites)
⚠️ coreapiscenario - 10/10 (1 unstable)

⚠️ context_with_data_listeners

Time: ⚠️ 13.618µs (SLO: <20.000µs 📉 -31.9%) vs baseline: ~same

Memory: ✅ 36.510MB (SLO: <38.000MB -3.9%) vs baseline: +6.5%


✅ context_with_data_no_listeners

Time: ✅ 3.608µs (SLO: <10.000µs 📉 -63.9%) vs baseline: +0.3%

Memory: ✅ 36.412MB (SLO: <38.000MB -4.2%) vs baseline: +6.1%


✅ get_item_exists

Time: ✅ 0.584µs (SLO: <10.000µs 📉 -94.2%) vs baseline: +0.2%

Memory: ✅ 36.372MB (SLO: <38.000MB -4.3%) vs baseline: +6.1%


✅ get_item_missing

Time: ✅ 0.639µs (SLO: <10.000µs 📉 -93.6%) vs baseline: +0.8%

Memory: ✅ 36.431MB (SLO: <38.000MB -4.1%) vs baseline: +5.9%


✅ set_item

Time: ✅ 24.396µs (SLO: <30.000µs 📉 -18.7%) vs baseline: ~same

Memory: ✅ 36.490MB (SLO: <38.000MB -4.0%) vs baseline: +6.4%


⚠️ packagesupdateimporteddependencies - 24/24 (1 unstable)

✅ import_many

Time: ✅ 154.875µs (SLO: <170.000µs -8.9%) vs baseline: +0.4%

Memory: ✅ 41.636MB (SLO: <46.000MB -9.5%) vs baseline: +6.5%


✅ import_many_cached

Time: ✅ 121.352µs (SLO: <130.000µs -6.7%) vs baseline: +0.2%

Memory: ✅ 41.642MB (SLO: <46.000MB -9.5%) vs baseline: +6.1%


✅ import_many_stdlib

Time: ✅ 0.789ms (SLO: <1.750ms 📉 -54.9%) vs baseline: +0.7%

Memory: ✅ 41.704MB (SLO: <46.000MB -9.3%) vs baseline: +6.5%


⚠️ import_many_stdlib_cached

Time: ⚠️ 0.179ms (SLO: <1.100ms 📉 -83.8%) vs baseline: +0.2%

Memory: ✅ 41.759MB (SLO: <46.000MB -9.2%) vs baseline: +6.3%


✅ import_many_unknown

Time: ✅ 833.766µs (SLO: <890.000µs -6.3%) vs baseline: +0.4%

Memory: ✅ 41.765MB (SLO: <46.000MB -9.2%) vs baseline: +6.0%


✅ import_many_unknown_cached

Time: ✅ 796.570µs (SLO: <870.000µs -8.4%) vs baseline: +0.2%

Memory: ✅ 41.676MB (SLO: <46.000MB -9.4%) vs baseline: +5.6%


✅ import_one

Time: ✅ 19.873µs (SLO: <30.000µs 📉 -33.8%) vs baseline: +0.6%

Memory: ✅ 41.572MB (SLO: <46.000MB -9.6%) vs baseline: +6.0%


✅ import_one_cache

Time: ✅ 6.260µs (SLO: <10.000µs 📉 -37.4%) vs baseline: -0.1%

Memory: ✅ 41.486MB (SLO: <46.000MB -9.8%) vs baseline: +5.7%


✅ import_one_stdlib

Time: ✅ 18.795µs (SLO: <20.000µs -6.0%) vs baseline: +0.9%

Memory: ✅ 41.629MB (SLO: <46.000MB -9.5%) vs baseline: +6.0%


✅ import_one_stdlib_cache

Time: ✅ 6.316µs (SLO: <10.000µs 📉 -36.8%) vs baseline: +0.5%

Memory: ✅ 41.691MB (SLO: <46.000MB -9.4%) vs baseline: +6.6%


✅ import_one_unknown

Time: ✅ 45.599µs (SLO: <50.000µs -8.8%) vs baseline: ~same

Memory: ✅ 41.556MB (SLO: <46.000MB -9.7%) vs baseline: +5.4%


✅ import_one_unknown_cache

Time: ✅ 6.286µs (SLO: <10.000µs 📉 -37.1%) vs baseline: -0.5%

Memory: ✅ 41.631MB (SLO: <43.000MB -3.2%) vs baseline: +6.9%

✅ All Tests Passing (17 suites)
codeprovenancefork - 2/2

✅ fork-10

Time: ✅ 2.175s (SLO: <2.300s -5.4%) vs baseline: +3.2%

Memory: ✅ 17.459MB (SLO: <20.000MB 📉 -12.7%) vs baseline: +5.3%


errortrackingdjangosimple - 6/6

✅ errortracking-enabled-all

Time: ✅ 16.510ms (SLO: <19.850ms 📉 -16.8%) vs baseline: +0.9%

Memory: ✅ 69.285MB (SLO: <75.000MB -7.6%) vs baseline: +5.8%


✅ errortracking-enabled-user

Time: ✅ 16.517ms (SLO: <19.400ms 📉 -14.9%) vs baseline: +0.4%

Memory: ✅ 69.265MB (SLO: <75.000MB -7.6%) vs baseline: +5.8%


✅ tracer-enabled

Time: ✅ 16.533ms (SLO: <19.450ms 📉 -15.0%) vs baseline: +1.1%

Memory: ✅ 69.265MB (SLO: <75.000MB -7.6%) vs baseline: +5.8%


errortrackingflasksqli - 6/6

✅ errortracking-enabled-all

Time: ✅ 2.080ms (SLO: <2.300ms -9.5%) vs baseline: -0.4%

Memory: ✅ 56.497MB (SLO: <60.000MB -5.8%) vs baseline: +5.6%


✅ errortracking-enabled-user

Time: ✅ 2.092ms (SLO: <2.250ms -7.0%) vs baseline: ~same

Memory: ✅ 56.475MB (SLO: <60.000MB -5.9%) vs baseline: +5.6%


✅ tracer-enabled

Time: ✅ 2.084ms (SLO: <2.300ms -9.4%) vs baseline: ~same

Memory: ✅ 56.520MB (SLO: <60.000MB -5.8%) vs baseline: +6.5%


flasksqli - 6/6

✅ appsec-enabled

Time: ✅ 2.077ms (SLO: <4.200ms 📉 -50.6%) vs baseline: -0.4%

Memory: ✅ 56.614MB (SLO: <66.000MB 📉 -14.2%) vs baseline: +6.3%


✅ iast-enabled

Time: ✅ 2.089ms (SLO: <2.800ms 📉 -25.4%) vs baseline: +0.2%

Memory: ✅ 56.696MB (SLO: <62.500MB -9.3%) vs baseline: +6.3%


✅ tracer-enabled

Time: ✅ 2.073ms (SLO: <2.250ms -7.9%) vs baseline: -0.3%

Memory: ✅ 56.772MB (SLO: <60.000MB -5.4%) vs baseline: +6.6%


forktime - 4/4

✅ baseline

Time: ✅ 1.937ms (SLO: <3.000ms 📉 -35.4%) vs baseline: +4.3%

Memory: ✅ 29.334MB (SLO: <33.000MB 📉 -11.1%) vs baseline: +5.5%


✅ configured

Time: ✅ 8.805ms (SLO: <13.000ms 📉 -32.3%) vs baseline: +0.5%

Memory: ✅ 56.752MB (SLO: <60.000MB -5.4%) vs baseline: +5.9%


httppropagationextract - 60/60

✅ all_styles_all_headers

Time: ✅ 80.376µs (SLO: <100.000µs 📉 -19.6%) vs baseline: +4.9%

Memory: ✅ 36.844MB (SLO: <38.000MB -3.0%) vs baseline: +7.0%


✅ b3_headers

Time: ✅ 12.840µs (SLO: <20.000µs 📉 -35.8%) vs baseline: +0.3%

Memory: ✅ 36.982MB (SLO: <38.000MB -2.7%) vs baseline: +7.3%


✅ b3_single_headers

Time: ✅ 11.948µs (SLO: <20.000µs 📉 -40.3%) vs baseline: -0.2%

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.4%


✅ datadog_tracecontext_tracestate_not_propagated_on_trace_id_no_match

Time: ✅ 61.835µs (SLO: <80.000µs 📉 -22.7%) vs baseline: +0.7%

Memory: ✅ 36.884MB (SLO: <38.000MB -2.9%) vs baseline: +7.1%


✅ datadog_tracecontext_tracestate_propagated_on_trace_id_match

Time: ✅ 63.532µs (SLO: <80.000µs 📉 -20.6%) vs baseline: +0.5%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.3%


✅ empty_headers

Time: ✅ 1.306µs (SLO: <10.000µs 📉 -86.9%) vs baseline: ~same

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.1%


✅ full_t_id_datadog_headers

Time: ✅ 21.328µs (SLO: <30.000µs 📉 -28.9%) vs baseline: -0.9%

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.3%


✅ invalid_priority_header

Time: ✅ 5.939µs (SLO: <10.000µs 📉 -40.6%) vs baseline: +1.1%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.4%


✅ invalid_span_id_header

Time: ✅ 5.955µs (SLO: <10.000µs 📉 -40.4%) vs baseline: +0.9%

Memory: ✅ 36.982MB (SLO: <38.000MB -2.7%) vs baseline: +7.7%


✅ invalid_tags_header

Time: ✅ 5.930µs (SLO: <10.000µs 📉 -40.7%) vs baseline: +0.6%

Memory: ✅ 36.805MB (SLO: <38.000MB -3.1%) vs baseline: +7.0%


✅ invalid_trace_id_header

Time: ✅ 5.927µs (SLO: <10.000µs 📉 -40.7%) vs baseline: +0.3%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.4%


✅ large_header_no_matches

Time: ✅ 26.898µs (SLO: <30.000µs 📉 -10.3%) vs baseline: ~same

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.2%


✅ large_valid_headers_all

Time: ✅ 28.066µs (SLO: <40.000µs 📉 -29.8%) vs baseline: +0.4%

Memory: ✅ 36.884MB (SLO: <38.000MB -2.9%) vs baseline: +7.1%


✅ medium_header_no_matches

Time: ✅ 9.286µs (SLO: <20.000µs 📉 -53.6%) vs baseline: +0.7%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.4%


✅ medium_valid_headers_all

Time: ✅ 10.658µs (SLO: <20.000µs 📉 -46.7%) vs baseline: -0.3%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.2%


✅ none_propagation_style

Time: ✅ 1.407µs (SLO: <10.000µs 📉 -85.9%) vs baseline: +1.0%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.5%


✅ tracecontext_headers

Time: ✅ 32.831µs (SLO: <40.000µs 📉 -17.9%) vs baseline: +0.5%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.0%


✅ valid_headers_all

Time: ✅ 5.931µs (SLO: <10.000µs 📉 -40.7%) vs baseline: +0.7%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.3%


✅ valid_headers_basic

Time: ✅ 5.474µs (SLO: <10.000µs 📉 -45.3%) vs baseline: ~same

Memory: ✅ 37.021MB (SLO: <38.000MB -2.6%) vs baseline: +7.4%


✅ wsgi_empty_headers

Time: ✅ 1.310µs (SLO: <10.000µs 📉 -86.9%) vs baseline: +0.7%

Memory: ✅ 36.884MB (SLO: <38.000MB -2.9%) vs baseline: +7.3%


✅ wsgi_invalid_priority_header

Time: ✅ 5.938µs (SLO: <10.000µs 📉 -40.6%) vs baseline: -0.4%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.4%


✅ wsgi_invalid_span_id_header

Time: ✅ 1.303µs (SLO: <10.000µs 📉 -87.0%) vs baseline: +0.6%

Memory: ✅ 36.805MB (SLO: <38.000MB -3.1%) vs baseline: +6.9%


✅ wsgi_invalid_tags_header

Time: ✅ 5.916µs (SLO: <10.000µs 📉 -40.8%) vs baseline: -0.6%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.3%


✅ wsgi_invalid_trace_id_header

Time: ✅ 5.956µs (SLO: <10.000µs 📉 -40.4%) vs baseline: -0.3%

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.3%


✅ wsgi_large_header_no_matches

Time: ✅ 28.464µs (SLO: <40.000µs 📉 -28.8%) vs baseline: +1.7%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.5%


✅ wsgi_large_valid_headers_all

Time: ✅ 29.874µs (SLO: <40.000µs 📉 -25.3%) vs baseline: +2.6%

Memory: ✅ 36.982MB (SLO: <38.000MB -2.7%) vs baseline: +7.4%


✅ wsgi_medium_header_no_matches

Time: ✅ 9.514µs (SLO: <20.000µs 📉 -52.4%) vs baseline: +0.1%

Memory: ✅ 36.982MB (SLO: <38.000MB -2.7%) vs baseline: +7.5%


✅ wsgi_medium_valid_headers_all

Time: ✅ 10.980µs (SLO: <20.000µs 📉 -45.1%) vs baseline: +0.9%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.5%


✅ wsgi_valid_headers_all

Time: ✅ 5.965µs (SLO: <10.000µs 📉 -40.3%) vs baseline: ~same

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.1%


✅ wsgi_valid_headers_basic

Time: ✅ 5.513µs (SLO: <10.000µs 📉 -44.9%) vs baseline: +0.9%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.1%


httppropagationinject - 16/16

✅ ids_only

Time: ✅ 20.908µs (SLO: <30.000µs 📉 -30.3%) vs baseline: +4.1%

Memory: ✅ 36.884MB (SLO: <38.000MB -2.9%) vs baseline: +7.1%


✅ with_all

Time: ✅ 27.195µs (SLO: <40.000µs 📉 -32.0%) vs baseline: +0.9%

Memory: ✅ 36.943MB (SLO: <38.000MB -2.8%) vs baseline: +7.4%


✅ with_dd_origin

Time: ✅ 23.947µs (SLO: <30.000µs 📉 -20.2%) vs baseline: +0.2%

Memory: ✅ 36.864MB (SLO: <38.000MB -3.0%) vs baseline: +7.2%


✅ with_priority_and_origin

Time: ✅ 23.346µs (SLO: <40.000µs 📉 -41.6%) vs baseline: -0.5%

Memory: ✅ 37.002MB (SLO: <38.000MB -2.6%) vs baseline: +7.7%


✅ with_sampling_priority

Time: ✅ 20.230µs (SLO: <30.000µs 📉 -32.6%) vs baseline: +0.6%

Memory: ✅ 36.923MB (SLO: <38.000MB -2.8%) vs baseline: +7.2%


✅ with_tags

Time: ✅ 25.120µs (SLO: <40.000µs 📉 -37.2%) vs baseline: +0.4%

Memory: ✅ 36.903MB (SLO: <38.000MB -2.9%) vs baseline: +7.2%


✅ with_tags_invalid

Time: ✅ 26.525µs (SLO: <40.000µs 📉 -33.7%) vs baseline: ~same

Memory: ✅ 36.884MB (SLO: <38.000MB -2.9%) vs baseline: +7.3%


✅ with_tags_max_size

Time: ✅ 25.575µs (SLO: <40.000µs 📉 -36.1%) vs baseline: -0.2%

Memory: ✅ 37.041MB (SLO: <38.000MB -2.5%) vs baseline: +7.5%


iastaspectssplit - 12/12

✅ rsplit_aspect

Time: ✅ 144.040µs (SLO: <250.000µs 📉 -42.4%) vs baseline: -2.1%

Memory: ✅ 44.026MB (SLO: <46.000MB -4.3%) vs baseline: +5.8%


✅ rsplit_noaspect

Time: ✅ 148.529µs (SLO: <250.000µs 📉 -40.6%) vs baseline: -4.8%

Memory: ✅ 44.005MB (SLO: <46.000MB -4.3%) vs baseline: +6.0%


✅ split_aspect

Time: ✅ 145.349µs (SLO: <250.000µs 📉 -41.9%) vs baseline: -0.2%

Memory: ✅ 44.125MB (SLO: <46.000MB -4.1%) vs baseline: +6.7%


✅ split_noaspect

Time: ✅ 150.371µs (SLO: <250.000µs 📉 -39.9%) vs baseline: -3.2%

Memory: ✅ 44.068MB (SLO: <46.000MB -4.2%) vs baseline: +6.6%


✅ splitlines_aspect

Time: ✅ 145.638µs (SLO: <250.000µs 📉 -41.7%) vs baseline: -0.5%

Memory: ✅ 44.067MB (SLO: <46.000MB -4.2%) vs baseline: +6.1%


✅ splitlines_noaspect

Time: ✅ 149.958µs (SLO: <250.000µs 📉 -40.0%) vs baseline: -0.5%

Memory: ✅ 44.052MB (SLO: <46.000MB -4.2%) vs baseline: +6.3%


iastpropagation - 8/8

✅ no-propagation

Time: ✅ 48.435µs (SLO: <60.000µs 📉 -19.3%) vs baseline: +0.2%

Memory: ✅ 40.187MB (SLO: <42.000MB -4.3%) vs baseline: +5.9%


✅ propagation_enabled

Time: ✅ 135.984µs (SLO: <190.000µs 📉 -28.4%) vs baseline: -0.8%

Memory: ✅ 40.265MB (SLO: <42.000MB -4.1%) vs baseline: +6.2%


✅ propagation_enabled_100

Time: ✅ 1.600ms (SLO: <2.300ms 📉 -30.4%) vs baseline: +0.9%

Memory: ✅ 40.246MB (SLO: <42.000MB -4.2%) vs baseline: +6.3%


✅ propagation_enabled_1000

Time: ✅ 29.507ms (SLO: <34.550ms 📉 -14.6%) vs baseline: +1.3%

Memory: ✅ 40.364MB (SLO: <42.000MB -3.9%) vs baseline: +6.4%


otelsdkspan - 24/24

✅ add-event

Time: ✅ 40.402ms (SLO: <42.000ms -3.8%) vs baseline: -0.8%

Memory: ✅ 39.282MB (SLO: <40.750MB -3.6%) vs baseline: +5.8%


✅ add-link

Time: ✅ 36.538ms (SLO: <38.550ms -5.2%) vs baseline: +0.7%

Memory: ✅ 39.282MB (SLO: <40.750MB -3.6%) vs baseline: +5.9%


✅ add-metrics

Time: ✅ 219.990ms (SLO: <232.000ms -5.2%) vs baseline: ~same

Memory: ✅ 39.223MB (SLO: <40.750MB -3.7%) vs baseline: +6.0%


✅ add-tags

Time: ✅ 215.214ms (SLO: <221.600ms -2.9%) vs baseline: +1.4%

Memory: ✅ 39.223MB (SLO: <40.750MB -3.7%) vs baseline: +6.2%


✅ get-context

Time: ✅ 29.322ms (SLO: <31.300ms -6.3%) vs baseline: -0.1%

Memory: ✅ 39.282MB (SLO: <40.750MB -3.6%) vs baseline: +6.2%


✅ is-recording

Time: ✅ 29.129ms (SLO: <31.000ms -6.0%) vs baseline: -0.1%

Memory: ✅ 39.282MB (SLO: <40.750MB -3.6%) vs baseline: +6.1%


✅ record-exception

Time: ✅ 63.715ms (SLO: <65.850ms -3.2%) vs baseline: +0.6%

Memory: ✅ 39.282MB (SLO: <40.750MB -3.6%) vs baseline: +6.1%


✅ set-status

Time: ✅ 31.805ms (SLO: <34.150ms -6.9%) vs baseline: -0.6%

Memory: ✅ 39.282MB (SLO: <40.750MB -3.6%) vs baseline: +6.1%


✅ start

Time: ✅ 29.136ms (SLO: <30.150ms -3.4%) vs baseline: +0.4%

Memory: ✅ 39.263MB (SLO: <40.750MB -3.7%) vs baseline: +6.0%


✅ start-finish

Time: ✅ 33.710ms (SLO: <35.350ms -4.6%) vs baseline: -1.3%

Memory: ✅ 39.341MB (SLO: <40.750MB -3.5%) vs baseline: +6.0%


✅ start-finish-telemetry

Time: ✅ 33.802ms (SLO: <35.450ms -4.6%) vs baseline: -0.4%

Memory: ✅ 39.223MB (SLO: <40.750MB -3.7%) vs baseline: +5.7%


✅ update-name

Time: ✅ 31.085ms (SLO: <33.400ms -6.9%) vs baseline: -0.4%

Memory: ✅ 39.204MB (SLO: <40.750MB -3.8%) vs baseline: +5.5%


otelspan - 22/22

✅ add-event

Time: ✅ 37.775ms (SLO: <47.150ms 📉 -19.9%) vs baseline: -0.1%

Memory: ✅ 41.420MB (SLO: <47.000MB 📉 -11.9%) vs baseline: +5.8%


✅ add-metrics

Time: ✅ 258.164ms (SLO: <344.800ms 📉 -25.1%) vs baseline: +0.5%

Memory: ✅ 46.159MB (SLO: <47.500MB -2.8%) vs baseline: +6.1%


✅ add-tags

Time: ✅ 307.094ms (SLO: <330.000ms -6.9%) vs baseline: ~same

Memory: ✅ 46.114MB (SLO: <47.500MB -2.9%) vs baseline: +6.4%


✅ get-context

Time: ✅ 80.521ms (SLO: <92.350ms 📉 -12.8%) vs baseline: -0.4%

Memory: ✅ 41.799MB (SLO: <46.500MB 📉 -10.1%) vs baseline: +5.8%


✅ is-recording

Time: ✅ 36.270ms (SLO: <44.500ms 📉 -18.5%) vs baseline: -0.2%

Memory: ✅ 41.438MB (SLO: <47.500MB 📉 -12.8%) vs baseline: +6.2%


✅ record-exception

Time: ✅ 56.271ms (SLO: <67.650ms 📉 -16.8%) vs baseline: -0.6%

Memory: ✅ 41.947MB (SLO: <47.000MB 📉 -10.8%) vs baseline: +6.1%


✅ set-status

Time: ✅ 42.816ms (SLO: <50.400ms 📉 -15.0%) vs baseline: -0.5%

Memory: ✅ 41.338MB (SLO: <47.000MB 📉 -12.0%) vs baseline: +5.9%


✅ start

Time: ✅ 37.087ms (SLO: <43.450ms 📉 -14.6%) vs baseline: +3.6%

Memory: ✅ 41.554MB (SLO: <47.000MB 📉 -11.6%) vs baseline: +6.2%


✅ start-finish

Time: ✅ 84.876ms (SLO: <90.000ms -5.7%) vs baseline: ~same

Memory: ✅ 38.987MB (SLO: <46.500MB 📉 -16.2%) vs baseline: +5.7%


✅ start-finish-telemetry

Time: ✅ 86.300ms (SLO: <91.000ms -5.2%) vs baseline: -0.4%

Memory: ✅ 39.105MB (SLO: <46.500MB 📉 -15.9%) vs baseline: +6.4%


✅ update-name

Time: ✅ 37.456ms (SLO: <45.150ms 📉 -17.0%) vs baseline: +0.2%

Memory: ✅ 41.519MB (SLO: <47.000MB 📉 -11.7%) vs baseline: +6.0%


packagespackageforrootmodulemapping - 4/4

✅ cache_off

Time: ✅ 345.622ms (SLO: <354.300ms -2.4%) vs baseline: -0.8%

Memory: ✅ 42.700MB (SLO: <46.000MB -7.2%) vs baseline: +6.6%


✅ cache_on

Time: ✅ 0.382µs (SLO: <10.000µs 📉 -96.2%) vs baseline: -0.7%

Memory: ✅ 40.342MB (SLO: <46.000MB 📉 -12.3%) vs baseline: +5.8%


ratelimiter - 12/12

✅ defaults

Time: ✅ 2.349µs (SLO: <10.000µs 📉 -76.5%) vs baseline: -0.5%

Memory: ✅ 36.707MB (SLO: <38.000MB -3.4%) vs baseline: +7.1%


✅ high_rate_limit

Time: ✅ 2.417µs (SLO: <10.000µs 📉 -75.8%) vs baseline: ~same

Memory: ✅ 36.844MB (SLO: <38.000MB -3.0%) vs baseline: +7.0%


✅ long_window

Time: ✅ 2.344µs (SLO: <10.000µs 📉 -76.6%) vs baseline: -1.0%

Memory: ✅ 36.746MB (SLO: <38.000MB -3.3%) vs baseline: +7.0%


✅ low_rate_limit

Time: ✅ 2.357µs (SLO: <10.000µs 📉 -76.4%) vs baseline: -1.3%

Memory: ✅ 36.844MB (SLO: <38.000MB -3.0%) vs baseline: +7.4%


✅ no_rate_limit

Time: ✅ 0.828µs (SLO: <10.000µs 📉 -91.7%) vs baseline: -1.4%

Memory: ✅ 36.785MB (SLO: <38.000MB -3.2%) vs baseline: +7.3%


✅ short_window

Time: ✅ 2.505µs (SLO: <10.000µs 📉 -74.9%) vs baseline: +0.9%

Memory: ✅ 36.746MB (SLO: <38.000MB -3.3%) vs baseline: +7.1%


samplingrules - 8/8

✅ average_match

Time: ✅ 150.329µs (SLO: <290.000µs 📉 -48.2%) vs baseline: +0.5%

Memory: ✅ 36.530MB (SLO: <38.000MB -3.9%) vs baseline: +6.3%


✅ high_match

Time: ✅ 201.930µs (SLO: <480.000µs 📉 -57.9%) vs baseline: +3.4%

Memory: ✅ 36.431MB (SLO: <38.000MB -4.1%) vs baseline: +6.2%


✅ low_match

Time: ✅ 99.701µs (SLO: <120.000µs 📉 -16.9%) vs baseline: -1.4%

Memory: ✅ 701.893MB (SLO: <780.000MB 📉 -10.0%) vs baseline: +4.9%


✅ very_low_match

Time: ✅ 2.941ms (SLO: <8.500ms 📉 -65.4%) vs baseline: +0.5%

Memory: ✅ 79.105MB (SLO: <85.000MB -6.9%) vs baseline: +5.7%


sethttpmeta - 32/32

✅ all-disabled

Time: ✅ 9.791µs (SLO: <20.000µs 📉 -51.0%) vs baseline: -0.2%

Memory: ✅ 37.336MB (SLO: <38.750MB -3.6%) vs baseline: +6.3%


✅ all-enabled

Time: ✅ 40.485µs (SLO: <50.000µs 📉 -19.0%) vs baseline: +2.2%

Memory: ✅ 37.493MB (SLO: <38.750MB -3.2%) vs baseline: +6.6%


✅ collectipvariant_exists

Time: ✅ 40.462µs (SLO: <50.000µs 📉 -19.1%) vs baseline: +0.6%

Memory: ✅ 37.336MB (SLO: <38.750MB -3.6%) vs baseline: +6.1%


✅ no-collectipvariant

Time: ✅ 39.669µs (SLO: <50.000µs 📉 -20.7%) vs baseline: +0.7%

Memory: ✅ 37.493MB (SLO: <38.750MB -3.2%) vs baseline: +6.5%


✅ no-useragentvariant

Time: ✅ 38.440µs (SLO: <50.000µs 📉 -23.1%) vs baseline: +1.0%

Memory: ✅ 37.297MB (SLO: <38.750MB -3.8%) vs baseline: +6.1%


✅ obfuscation-no-query

Time: ✅ 40.315µs (SLO: <50.000µs 📉 -19.4%) vs baseline: +1.0%

Memory: ✅ 37.434MB (SLO: <38.750MB -3.4%) vs baseline: +6.6%


✅ obfuscation-regular-case-explicit-query

Time: ✅ 76.138µs (SLO: <90.000µs 📉 -15.4%) vs baseline: +0.1%

Memory: ✅ 37.729MB (SLO: <38.750MB -2.6%) vs baseline: +7.2%


✅ obfuscation-regular-case-implicit-query

Time: ✅ 76.586µs (SLO: <90.000µs 📉 -14.9%) vs baseline: ~same

Memory: ✅ 37.827MB (SLO: <38.750MB -2.4%) vs baseline: +7.4%


✅ obfuscation-send-querystring-disabled

Time: ✅ 154.959µs (SLO: <170.000µs -8.8%) vs baseline: +0.3%

Memory: ✅ 37.749MB (SLO: <38.750MB -2.6%) vs baseline: +6.5%


✅ obfuscation-worst-case-explicit-query

Time: ✅ 149.143µs (SLO: <160.000µs -6.8%) vs baseline: +0.3%

Memory: ✅ 37.768MB (SLO: <38.750MB -2.5%) vs baseline: +7.1%


✅ obfuscation-worst-case-implicit-query

Time: ✅ 155.324µs (SLO: <170.000µs -8.6%) vs baseline: +0.2%

Memory: ✅ 37.650MB (SLO: <38.750MB -2.8%) vs baseline: +6.0%


✅ useragentvariant_exists_1

Time: ✅ 39.232µs (SLO: <50.000µs 📉 -21.5%) vs baseline: +0.7%

Memory: ✅ 37.513MB (SLO: <38.750MB -3.2%) vs baseline: +6.6%


✅ useragentvariant_exists_2

Time: ✅ 40.138µs (SLO: <50.000µs 📉 -19.7%) vs baseline: +0.5%

Memory: ✅ 37.297MB (SLO: <38.750MB -3.8%) vs baseline: +6.0%


✅ useragentvariant_exists_3

Time: ✅ 39.773µs (SLO: <50.000µs 📉 -20.5%) vs baseline: +0.9%

Memory: ✅ 37.395MB (SLO: <38.750MB -3.5%) vs baseline: +6.3%


✅ useragentvariant_not_exists_1

Time: ✅ 39.244µs (SLO: <50.000µs 📉 -21.5%) vs baseline: +0.7%

Memory: ✅ 37.297MB (SLO: <38.750MB -3.8%) vs baseline: +5.9%


✅ useragentvariant_not_exists_2

Time: ✅ 39.441µs (SLO: <50.000µs 📉 -21.1%) vs baseline: +1.1%

Memory: ✅ 37.336MB (SLO: <38.750MB -3.6%) vs baseline: +6.5%


span - 26/26

✅ add-event

Time: ✅ 17.363ms (SLO: <22.500ms 📉 -22.8%) vs baseline: -0.6%

Memory: ✅ 38.882MB (SLO: <53.000MB 📉 -26.6%) vs baseline: +6.6%


✅ add-metrics

Time: ✅ 86.290ms (SLO: <93.500ms -7.7%) vs baseline: -0.5%

Memory: ✅ 43.187MB (SLO: <53.000MB 📉 -18.5%) vs baseline: +5.6%


✅ add-tags

Time: ✅ 143.711ms (SLO: <155.000ms -7.3%) vs baseline: -1.0%

Memory: ✅ 43.272MB (SLO: <53.000MB 📉 -18.4%) vs baseline: +6.2%


✅ get-context

Time: ✅ 16.595ms (SLO: <20.500ms 📉 -19.1%) vs baseline: -0.2%

Memory: ✅ 38.599MB (SLO: <53.000MB 📉 -27.2%) vs baseline: +6.2%


✅ is-recording

Time: ✅ 16.670ms (SLO: <20.500ms 📉 -18.7%) vs baseline: -0.2%

Memory: ✅ 38.579MB (SLO: <53.000MB 📉 -27.2%) vs baseline: +5.9%


✅ record-exception

Time: ✅ 35.435ms (SLO: <41.000ms 📉 -13.6%) vs baseline: -0.4%

Memory: ✅ 39.147MB (SLO: <53.000MB 📉 -26.1%) vs baseline: +5.8%


✅ set-status

Time: ✅ 18.371ms (SLO: <22.000ms 📉 -16.5%) vs baseline: +0.3%

Memory: ✅ 38.674MB (SLO: <53.000MB 📉 -27.0%) vs baseline: +6.1%


✅ start

Time: ✅ 17.351ms (SLO: <20.500ms 📉 -15.4%) vs baseline: +4.6%

Memory: ✅ 38.637MB (SLO: <53.000MB 📉 -27.1%) vs baseline: +5.9%


✅ start-finish

Time: ✅ 53.491ms (SLO: <56.000ms -4.5%) vs baseline: -0.4%

Memory: ✅ 36.825MB (SLO: <38.000MB -3.1%) vs baseline: +7.4%


✅ start-finish-telemetry

Time: ✅ 54.864ms (SLO: <58.000ms -5.4%) vs baseline: -0.1%

Memory: ✅ 36.785MB (SLO: <38.000MB -3.2%) vs baseline: +6.9%


✅ start-finish-traceid128

Time: ✅ 55.643ms (SLO: <60.000ms -7.3%) vs baseline: -0.9%

Memory: ✅ 36.982MB (SLO: <38.000MB -2.7%) vs baseline: +7.5%


✅ start-traceid128

Time: ✅ 16.583ms (SLO: <22.500ms 📉 -26.3%) vs baseline: -0.4%

Memory: ✅ 38.686MB (SLO: <53.000MB 📉 -27.0%) vs baseline: +5.9%


✅ update-name

Time: ✅ 17.062ms (SLO: <22.000ms 📉 -22.4%) vs baseline: ~same

Memory: ✅ 38.789MB (SLO: <53.000MB 📉 -26.8%) vs baseline: +6.2%


tracer - 6/6

✅ large

Time: ✅ 31.035ms (SLO: <32.950ms -5.8%) vs baseline: ~same

Memory: ✅ 37.985MB (SLO: <39.250MB -3.2%) vs baseline: +7.1%


✅ medium

Time: ✅ 3.075ms (SLO: <3.200ms -3.9%) vs baseline: -0.5%

Memory: ✅ 36.451MB (SLO: <38.750MB -5.9%) vs baseline: +6.1%


✅ small

Time: ✅ 360.893µs (SLO: <370.000µs -2.5%) vs baseline: +3.4%

Memory: ✅ 36.372MB (SLO: <38.750MB -6.1%) vs baseline: +6.1%

ℹ️ Scenarios Missing SLO Configuration (46 scenarios)

The following scenarios exist in candidate data but have no SLO thresholds configured:

  • coreapiscenario-core_dispatch_listeners
  • coreapiscenario-core_dispatch_no_listeners
  • coreapiscenario-core_dispatch_with_results_listeners
  • coreapiscenario-core_dispatch_with_results_no_listeners
  • djangosimple-baseline
  • errortrackingdjangosimple-baseline
  • errortrackingflasksqli-baseline
  • flasksimple-baseline
  • flasksqli-baseline
  • iast_aspects-re_expand_aspect
  • iast_aspects-re_expand_noaspect
  • iast_aspects-re_findall_aspect
  • iast_aspects-re_findall_noaspect
  • iast_aspects-re_finditer_aspect
  • iast_aspects-re_finditer_noaspect
  • iast_aspects-re_fullmatch_aspect
  • iast_aspects-re_fullmatch_noaspect
  • iast_aspects-re_group_aspect
  • iast_aspects-re_group_noaspect
  • iast_aspects-re_groups_aspect
  • iast_aspects-re_groups_noaspect
  • iast_aspects-re_match_aspect
  • iast_aspects-re_match_noaspect
  • iast_aspects-re_search_aspect
  • iast_aspects-re_search_noaspect
  • iast_aspects-re_sub_aspect
  • iast_aspects-re_sub_noaspect
  • iast_aspects-re_subn_aspect
  • iast_aspects-re_subn_noaspect
  • sethttpmeta-obfuscation-disabled
  • startup-baseline
  • startup-baseline_django
  • startup-baseline_flask
  • startup-ddtrace_run
  • startup-ddtrace_run_appsec
  • startup-ddtrace_run_profiling
  • startup-ddtrace_run_runtime_metrics
  • startup-ddtrace_run_send_span
  • startup-ddtrace_run_telemetry_disabled
  • startup-ddtrace_run_telemetry_enabled
  • startup-import_ddtrace
  • startup-import_ddtrace_auto
  • startup-import_ddtrace_auto_django
  • startup-import_ddtrace_auto_flask
  • startup-import_ddtrace_django
  • startup-import_ddtrace_flask

@rachelyangdog rachelyangdog marked this pull request as ready for review March 23, 2026 18:28
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Reviewed commit: 17467fece2

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Comment thread ddtrace/_trace/processor/__init__.py Outdated
Comment thread ddtrace/internal/writer/writer.py
rachelyangdog and others added 3 commits March 25, 2026 11:29
Remove OtelParentBasedAlwaysOnSampler and the conditional sampler injection.
DatadogSampler already satisfies the spec: user rules take precedence, agent
rate table is never populated in OTLP mode, and the fallback is 1.0. Using a
separate sampler silently ignored DD_TRACE_SAMPLING_RULES and DD_TRACE_SAMPLE_RATE.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Overall looks good.

This PR will need a release note and maybe one end to end test that sends an otlp trace to the testagent (we should avoid duplicating all the test cases covered by system tests). We will also need to document this feature somewhere. Ideally leave a small note in ddtrace.opentelemetry that links to https://docs.datadoghq.com/opentelemetry/instrument/dd_sdks/api_support/?platform=traces&prog_lang=python.

Comment thread ddtrace/internal/settings/_opentelemetry.py Outdated
Comment thread ddtrace/internal/settings/_opentelemetry.py Outdated
Comment thread ddtrace/internal/writer/writer.py
Comment thread ddtrace/internal/writer/writer.py Outdated
Comment thread ddtrace/_trace/sampler.py Outdated
Comment thread src/native/Cargo.toml Outdated
@rachelyangdog rachelyangdog requested a review from a team as a code owner March 26, 2026 20:01
@rachelyangdog rachelyangdog requested a review from wantsui March 26, 2026 20:01
@datadog-prod-us1-5
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datadog-prod-us1-5 Bot commented Mar 26, 2026

✅ Tests

🎉 All green!

❄️ No new flaky tests detected
🧪 All tests passed

This comment will be updated automatically if new data arrives.
🔗 Commit SHA: b1b60b1 | Docs | Datadog PR Page | Was this helpful? React with 👍/👎 or give us feedback!

@rachelyangdog rachelyangdog changed the title feat(tracing): OTLP trace export via libdatadog feat(tracing): otlp trace export via libdatadog Mar 26, 2026
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Left some comments about tests but the implementation looks good to me

Comment thread tests/tracer/test_writer.py Outdated
Comment thread tests/tracer/test_writer.py Outdated
Comment thread tests/tracer/test_writer.py Outdated
@gh-worker-dd-mergequeue-cf854d gh-worker-dd-mergequeue-cf854d Bot merged commit ca460e6 into main Apr 1, 2026
1074 checks passed
@gh-worker-dd-mergequeue-cf854d gh-worker-dd-mergequeue-cf854d Bot deleted the rachel.yang/libdatadog-trace-export branch April 1, 2026 18:53
bm1549 added a commit that referenced this pull request Apr 1, 2026
…ation

_inferred_base_service.py had one leftover os.environ.get call, and
_opentelemetry.py (added by #17031) was not covered by the original
migration. Fixes ast-grep-rules CI failure.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
bm1549 added a commit that referenced this pull request Apr 2, 2026
…ation

_inferred_base_service.py had one leftover os.environ.get call, and
_opentelemetry.py (added by #17031) was not covered by the original
migration. Fixes ast-grep-rules CI failure.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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4 participants