chore(tracer): explicitly set DD_TRACE_DEBUG to Warning

[rachelyangdog]

Turning debug off gives you a guaranteed “quiet” logger: only warnings and errors from ddtrace will ever appear, no matter what your root logger level is.

Checklist

• [x] PR author has checked that all the criteria below are met
• The PR description includes an overview of the change
• The PR description articulates the motivation for the change
• The change includes tests OR the PR description describes a testing strategy
• The PR description notes risks associated with the change, if any
• Newly-added code is easy to change
• The change follows the library release note guidelines
• The change includes or references documentation updates if necessary
• Backport labels are set (if applicable)

Reviewer Checklist

• [x] Reviewer has checked that all the criteria below are met
• Title is accurate
• All changes are related to the pull request's stated goal
• Avoids breaking API changes
• Testing strategy adequately addresses listed risks
• Newly-added code is easy to change
• Release note makes sense to a user of the library
• If necessary, author has acknowledged and discussed the performance implications of this PR as reported in the benchmarks PR comment
• Backport labels are set in a manner that is consistent with the release branch maintenance policy

[github-actions[bot]]

CODEOWNERS have been resolved as:

ddtrace/_logger.py                                                      @DataDog/apm-core-python

[github-actions[bot]]

Bootstrap import analysis

Comparison of import times between this PR and base.

Summary

The average import time from this PR is: 236 ± 3 ms.

The average import time from base is: 238 ± 2 ms.

The import time difference between this PR and base is: -2.3 ± 0.1 ms.

Import time breakdown

The following import paths have shrunk:

ddtrace.auto 2.039 ms (0.87%)

ddtrace.bootstrap.sitecustomize 1.375 ms (0.58%)

ddtrace.bootstrap.preload 1.375 ms (0.58%)

ddtrace.internal.remoteconfig.client 0.648 ms (0.28%)

ddtrace 0.664 ms (0.28%)

ddtrace.internal._unpatched 0.023 ms (0.01%)

[pr-commenter[bot]]

Benchmarks

Benchmark execution time: 2025-06-02 19:22:28

Comparing candidate commit 5d0061d01cde179c15257f9ccd9a39460b99ab0f in PR branch rachel.yang/debug-logger with baseline commit a6520bc29637a764f522c80dd0c51a3e6608749c in branch main.

Found 0 performance improvements and 2 performance regressions! Performance is the same for 503 metrics, 3 unstable metrics.

scenario:iastaspectsospath-ospathnormcase_aspect

• 🟥 execution_time [+403.136ns; +457.798ns] or [+11.688%; +13.272%]

scenario:iastaspectsospath-ospathsplitdrive_aspect

• 🟥 execution_time [+357.868ns; +405.963ns] or [+9.821%; +11.140%]

[datadog-datadog-prod-us1[bot]]

Datadog Summary

❌ Pipelines

Next Steps

The following jobs failed due to platform errors:

Import analysis / Bootstrap import analysis

Could not find `Cargo.toml` in the repository path, causing the import analysis to fail.

Changelog / Validate changelog

Release note not found during changelog validation. Use 'reno new ' to add one, or label 'changelog/no-changelog' to skip validation.

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[github-actions[bot]]

This pull request has been automatically closed after a period of inactivity. After this much time, it will likely be easier to open a new pull request with the same changes than to update this one from the base branch. Please comment or reopen if you think this pull request was closed in error.