1 files changed, 12 insertions, 3 deletions
diff --git a/lib/gitlab/import_export/json/streaming_serializer.rb b/lib/gitlab/import_export/json/streaming_serializer.rb
index d1e013a151c..9d28e1abeab 100644
--- a/lib/gitlab/import_export/json/streaming_serializer.rb
+++ b/lib/gitlab/import_export/json/streaming_serializer.rb
@@ -31,10 +31,12 @@ module Gitlab
         end
 
         def execute
-          serialize_root
+          read_from_replica_if_available do
+            serialize_root
 
-          includes.each do |relation_definition|
-            serialize_relation(relation_definition)
+            includes.each do |relation_definition|
+              serialize_relation(relation_definition)
+            end
           end
         end
 
@@ -166,6 +168,13 @@ module Gitlab
             )
           ])
         end
+
+        def read_from_replica_if_available(&block)
+          return yield unless ::Feature.enabled?(:load_balancing_for_export_workers, type: :development, default_enabled: :yaml)
+          return yield unless ::Gitlab::Database::LoadBalancing.enable?
+
+          ::Gitlab::Database::LoadBalancing::Session.current.use_replicas_for_read_queries(&block)
+        end
       end
     end
   end