Do not create buckets on each metric access

ref:23778046ec41d633f28df9e49ac776b31db22afe

1 files changed, 9 insertions, 0 deletions

diff --git a/library/cpp/monlib/metrics/metric_sub_registry.h b/library/cpp/monlib/metrics/metric_sub_registry.h
index e83eeeafb2..36f8e0e639 100644
--- a/library/cpp/monlib/metrics/metric_sub_registry.h
+++ b/library/cpp/monlib/metrics/metric_sub_registry.h
@@ -100,6 +100,15 @@ public:
         DelegatePtr_->RemoveMetric(toRemove);
     }
 
+    bool HasMetric(const ILabels &labels) noexcept override {
+        TLabelsImpl<TStringBuf> toCheck;
+        for (auto& l: labels) {
+            toCheck.Add(l);
+        }
+        AddCommonLabels(&toCheck);
+        return DelegatePtr_->HasMetric(toCheck);
+    }
+
 private:
     void AddCommonLabels(ILabels* labels) const {
         for (auto& label: CommonLabels_) {