fix(extensions): harden pre-release packaging and metrics#909
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jbachorik
marked this pull request as ready for review
July 18, 2026 12:57
increment() now reads an immutable Endpoint snapshot from a volatile field instead of holding a lock during socket.send(), so concurrent instrumented threads no longer serialize on the hot path. initialize() and close() still coordinate the endpoint swap, but the old socket is closed outside that lock. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
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Summary
Fixes the four extension pre-release defects from #889:
btrace-ext-testin an isolated test-only client home rather than release output.BTrace-API-Version: 3.0+.Why
Previously every extension subproject was released automatically, StatsD performed blocking DNS and socket allocation for each probe call, and
longsquare overflow silently produced incorrect standard deviations.Validation
:btrace-extensions:btrace-metrics:test :btrace-extensions:btrace-statsd:test:btrace-dist:test:btrace-gradle-plugin:testgit diff --checkThe focused ExternalType integration test is included in the change but was not run in this session.
This change is