Add support for native_socket ddprof config

[kaahos]

What Does This Do

Wire ddprof natsock flag.

Motivation

Add support for optional parameter to enable Native Socket I/O events emission.

Additional Notes

Contributor Checklist

• Format the title according to the contribution guidelines
• Assign the type: and (comp: or inst:) labels in addition to any other useful labels
• Avoid using close, fix, or any linking keywords when referencing an issue
  Use solves instead, and assign the PR milestone to the issue
• Update the CODEOWNERS file on source file addition, migration, or deletion
• Update public documentation with any new configuration flags or behaviors
• Once approved, use merge queue to merge the PR

Jira ticket: [PROJ-IDENT]

[datadog-datadog-prod-us1-2]

🎯 Code Coverage (details)
• Patch Coverage: 100.00%
• Overall Coverage: 58.38% (+0.00%)

_{This comment will be updated automatically if new data arrives.
🔗 Commit SHA: fb08a66 | Docs | View more details | Give us feedback!}

[dd-octo-sts]

🟢 Java Benchmark SLOs — All performance SLOs passed

Suite	Status
Startup	🟢 pass

SLO thresholds are defined here based on automatically generated metrics. A warning is raised when results are within 5% of the threshold.

PR vs. master results

Scenario	Candidate	master	Δ (95% CI of mean)
startup:insecure-bank:iast:Agent	14.83 s	14.70 s	[+0.1%; +1.8%] (maybe worse)
startup:insecure-bank:tracing:Agent	13.53 s	13.63 s	[-1.5%; +0.1%] (no difference)
startup:petclinic:appsec:Agent	17.46 s	17.25 s	[+0.0%; +2.4%] (maybe worse)
startup:petclinic:iast:Agent	17.43 s	16.98 s	[-1.8%; +7.1%] (no difference)
startup:petclinic:profiling:Agent	17.48 s	17.35 s	[-0.3%; +1.8%] (no difference)
startup:petclinic:sca:Agent	17.53 s	17.29 s	[+0.3%; +2.5%] (maybe worse)
startup:petclinic:tracing:Agent	16.64 s	16.55 s	[-0.5%; +1.6%] (no difference)

Commit: fb08a668 · CI Pipeline · Benchmarking Platform UI

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Load and DaCapo benchmarks can be triggered manually in the GitLab pipeline. Results will appear in the Benchmarking Platform UI after completion.

[datadog-datadog-prod-us1-2]

More details

The opt-in configuration maps cleanly to ddprof’s natsock[=<interval>] contract: disabled or absent values leave existing commands unchanged, while enabled values select the new mode. The bundled ddprof release line contains the corresponding parser and bare-option default behavior.

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[jbachorik]

Looks good

[dd-octo-sts]

/merge

[gh-worker-devflow-routing-ef8351]

View all feedbacks in Devflow UI.

2026-08-18 13:46:11 UTC ℹ️ Start processing command /merge

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2026-08-18 13:46:16 UTC ℹ️ MergeQueue: pull request added to the queue

The expected merge time in master is approximately 2h (p90).

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2026-08-18 15:03:45 UTC ℹ️ MergeQueue: This merge request was merged