diff --git a/README.md b/README.md
index 1aa92e1f5..8dcb6d131 100644
--- a/README.md
+++ b/README.md
@@ -62,3 +62,8 @@ testeduplus2.educoder.net/games/*
 
 # 文件上传：ActiveStorage
 # 新能：bootsnap
+
+# 注意事项：
+# 第一次部署需要执行一些rake任务
+# 配置redis地址
+# 配置gitlab/intializers/gitlab_config.yml
\ No newline at end of file
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index a3a278e0d..98dd577a1 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -244,6 +244,7 @@ class ApplicationController < ActionController::Base
 	# Returns the current user or nil if no user is logged in
 	# and starts a session if needed
 	def find_current_user
+		uid_logger("user setup start: session[:user_id] is #{session[:user_id]}")
 		if session[:user_id]
 			# existing session
 			(User.active.find(session[:user_id]) rescue nil)
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 38938b7e3..e6c21345b 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -96,7 +96,7 @@ Rails.application.configure do
   config.active_record.belongs_to_required_by_default = false
 
   # config.cache_store = :file_store, "#{Rails.root }/files/cache_store/"
-  config.cache_store = :redis_store, 'redis://10.9.72.102:6379/0/cache', { expires_in: 90.minutes }
+  config.cache_store = :redis_store, 'redis://`10.9.72.102:637`9/0/cache', { expires_in: 90.minutes }
 
   config.action_mailer.delivery_method = :smtp
   config.action_mailer.smtp_settings = {