1 files changed, 5 insertions, 0 deletions
diff --git a/test/cpp/qps/histogram.h b/test/cpp/qps/histogram.h
index ba72b5b332..6275128f34 100644
--- a/test/cpp/qps/histogram.h
+++ b/test/cpp/qps/histogram.h
@@ -34,6 +34,11 @@ class Histogram {
   ~Histogram() {
     if (impl_) grpc_histogram_destroy(impl_);
   }
+  void Reset() {
+    if (impl_) grpc_histogram_destroy(impl_);
+    impl_ = grpc_histogram_create(default_resolution(), default_max_possible());
+  }
+
   Histogram(Histogram&& other) : impl_(other.impl_) { other.impl_ = nullptr; }
 
   void Merge(const Histogram& h) { grpc_histogram_merge(impl_, h.impl_); }