Update documentation regarding cleanning Docker containers/images

bosondata · Mar 23, 2017 · 72c0864 · 72c0864
1 parent 75a62c6
commit 72c0864
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/docs/install.rst b/docs/install.rst
@@ -108,10 +108,10 @@ Docker 镜像和容器日常清理
 
 .. code-block:: bash
 
-    docker ps -a | grep Exited | awk '{print $1}' | xargs docker rm
+    docker rm $(docker ps -a -q)
 
 批量删除无用的镜像：
 
 .. code-block:: bash
 
-    docker images | grep none | awk '{print $3}' | xargs docker rmi
+    docker rmi $(docker images -q -f dangling=true)