diff --git a/app/controllers/shixuns_controller.rb b/app/controllers/shixuns_controller.rb
index 5a1773a10..2c4f2a7d1 100644
--- a/app/controllers/shixuns_controller.rb
+++ b/app/controllers/shixuns_controller.rb
@@ -180,6 +180,7 @@ class ShixunsController < ApplicationController
 				end
 
 				# 同步配置
+				logger.info("########-shixun_service_configs_count: #{@shixun.shixun_service_configs.pluck(:id, :shixun_id)}")
 				@shixun.shixun_service_configs.each do |config|
 					ShixunServiceConfig.create!(:shixun_id => @new_shixun.id,
 																			:cpu_limit => config.cpu_limit,
diff --git a/db/migrate/20190703090511_add_index_for_shixun_services.rb b/db/migrate/20190703090511_add_index_for_shixun_services.rb
new file mode 100644
index 000000000..3e6dd3703
--- /dev/null
+++ b/db/migrate/20190703090511_add_index_for_shixun_services.rb
@@ -0,0 +1,5 @@
+class AddIndexForShixunServices < ActiveRecord::Migration[5.2]
+  def change
+    add_index :shixun_service_configs, [:shixun_id, :mirror_repository_id], unique: true, name: "shixun_id_mirror_id_unique"
+  end
+end