luozenglin commented on code in PR #11458:
URL: https://github.com/apache/doris/pull/11458#discussion_r939546580


##########
be/src/vec/exec/volap_scan_node.cpp:
##########
@@ -1876,7 +1870,6 @@ int 
VOlapScanNode::_start_scanner_thread_task(RuntimeState* state, int block_per
     }
 
     // post volap scanners to thread-pool
-    auto cur_span = opentelemetry::trace::Tracer::GetCurrentSpan();

Review Comment:
   This span is passed into the scanner thread, and a span is collected in each 
scanner thread, which may cause too many spans to be generated



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