add OpenTelemetry-cpp exporters Benchmark (googlecpp) benchmark result for b9cf499

Author: github-action-benchmark

benchmarks/data.js

@@ -1,5 +1,5 @@
 window.BENCHMARK_DATA = {
-  "lastUpdate": 1748470946723,
+  "lastUpdate": 1748511461646,
   "repoUrl": "https://github.com/open-telemetry/opentelemetry-cpp",
   "entries": {
     "OpenTelemetry-cpp api Benchmark": [
@@ -277452,6 +277452,54 @@ window.BENCHMARK_DATA = {
             "extra": "iterations: 222\ncpu: 622688.8963963964 ns\nthreads: 1"
           }
         ]
+      },
+      {
+        "commit": {
+          "author": {
+            "email": "[email protected]",
+            "name": "Marc Alff",
+            "username": "marcalff"
+          },
+          "committer": {
+            "email": "[email protected]",
+            "name": "GitHub",
+            "username": "web-flow"
+          },
+          "distinct": true,
+          "id": "b9cf499ff5715433848b316059714b5c59af1f2c",
+          "message": "[RELEASE] Release opentelemetry-cpp 1.21.0 (#3445)",
+          "timestamp": "2025-05-29T11:30:28+02:00",
+          "tree_id": "0f7f71695e2ee0f92379ecc4ba322eb1f217fc60",
+          "url": "https://github.com/open-telemetry/opentelemetry-cpp/commit/b9cf499ff5715433848b316059714b5c59af1f2c"
+        },
+        "date": 1748511445266,
+        "tool": "googlecpp",
+        "benches": [
+          {
+            "name": "BM_OtlpExporterEmptySpans",
+            "value": 18.569967405500613,
+            "unit": "ns/iter",
+            "extra": "iterations: 7497000\ncpu: 18.569954114979325 ns\nthreads: 1"
+          },
+          {
+            "name": "BM_OtlpExporterSparseSpans",
+            "value": 132.17274584291593,
+            "unit": "ns/iter",
+            "extra": "iterations: 1076000\ncpu: 130.08056598513008 ns\nthreads: 1"
+          },
+          {
+            "name": "BM_OtlpExporterDenseSpans",
+            "value": 951.5559351122057,
+            "unit": "ns/iter",
+            "extra": "iterations: 148000\ncpu: 949.368864864865 ns\nthreads: 1"
+          },
+          {
+            "name": "BM_otlp_grpc_with_collector",
+            "value": 1709693.2158876427,
+            "unit": "ns/iter",
+            "extra": "iterations: 223\ncpu: 622886.7937219733 ns\nthreads: 1"
+          }
+        ]
       }
     ]
   }