perf: Only generate default resource for root span

DataDog · Apr 2, 2024 · 06781bc · 06781bc
1 parent e670e76
commit 06781bc
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/DDTrace/OpenTelemetry/Context.php b/src/DDTrace/OpenTelemetry/Context.php
@@ -4,6 +4,7 @@
 
 namespace OpenTelemetry\Context;
 
+use DDTrace\RootSpanData;
 use DDTrace\SpanData;
 use DDTrace\Tag;
 use DDTrace\Util\ObjectKVStore;
@@ -197,7 +198,7 @@ private static function activateParent(?SpanData $currentSpan): ContextInterface
             API\Span::fromContext($parentContext), // $parentSpan (TODO: Handle null parent span) ?
             $parentContext, // $parentContext
             NoopSpanProcessor::getInstance(), // $spanProcessor
-            ResourceInfoFactory::defaultResource(), // $resource
+            ($currentSpan->parent === null && $currentSpan instanceof RootSpanData) ? ResourceInfoFactory::defaultResource() : ResourceInfoFactory::emptyResource(), // $resource
             [], // $attributesBuilder
             $links, // $links
             count($links), // $totalRecordedLinks