open-telemetry#5868 - Fix timer channel drain to avoid hanging in go1.23

- Fix timer channel drain to avoid hanging in go1.23 w/ asynctimerchan=0
dany74q · Oct 3, 2024 · f0a5c9c · f0a5c9c
1 parent be328ac
commit f0a5c9c
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/sdk/trace/batch_span_processor.go b/sdk/trace/batch_span_processor.go
@@ -316,7 +316,10 @@ func (bsp *batchSpanProcessor) processQueue() {
 			bsp.batchMutex.Unlock()
 			if shouldExport {
 				if !bsp.timer.Stop() {
-					<-bsp.timer.C
+					select {
+					case <-bsp.timer.C:
+					default:
+					}
 				}
 				if err := bsp.exportSpans(ctx); err != nil {
 					otel.Handle(err)