diff --git a/yarn/container-executor.md b/yarn/container-executor.md
index e7f98fd..26c4d68 100644
--- a/yarn/container-executor.md
+++ b/yarn/container-executor.md
@@ -2,7 +2,20 @@
 # 简介
 
 
-# checksetup
+
+# 核心功能点
+
+## checksetup
+
+
+## mount-cgroups
+
+
+## exec-container
+
+
+
+## docker 相关