1 files changed, 33 insertions, 9 deletions
diff --git a/lib/banzai/renderer.rb b/lib/banzai/renderer.rb
index fbbd6135959..b16af78841a 100644
--- a/lib/banzai/renderer.rb
+++ b/lib/banzai/renderer.rb
@@ -160,16 +160,40 @@ module Banzai
     def self.cacheless_render(text, context = {})
       return text.to_s unless text.present?
 
-      Gitlab::Metrics.measure(:banzai_cacheless_render) do
-        result = render_result(text, context)
+      real_start = Gitlab::Metrics::System.monotonic_time
+      cpu_start = Gitlab::Metrics::System.cpu_time
 
-        output = result[:output]
-        if output.respond_to?(:to_html)
-          output.to_html
-        else
-          output.to_s
-        end
-      end
+      result = render_result(text, context)
+
+      output = result[:output]
+      rendered = if output.respond_to?(:to_html)
+                   output.to_html
+                 else
+                   output.to_s
+                 end
+
+      cpu_duration_histogram.observe({}, Gitlab::Metrics::System.cpu_time - cpu_start)
+      real_duration_histogram.observe({}, Gitlab::Metrics::System.monotonic_time - real_start)
+
+      rendered
+    end
+
+    def self.real_duration_histogram
+      Gitlab::Metrics.histogram(
+        :gitlab_banzai_cacheless_render_real_duration_seconds,
+        'Duration of Banzai pipeline rendering in real time',
+        {},
+        [0.01, 0.01, 0.05, 0.1, 0.5, 1, 2, 5, 10.0, 50, 100]
+      )
+    end
+
+    def self.cpu_duration_histogram
+      Gitlab::Metrics.histogram(
+        :gitlab_banzai_cacheless_render_cpu_duration_seconds,
+        'Duration of Banzai pipeline rendering in cpu time',
+        {},
+        Gitlab::Metrics::EXECUTION_MEASUREMENT_BUCKETS
+      )
     end
 
     def self.full_cache_key(cache_key, pipeline_name)