From 47f31bc68b67e06badb91cb6be8aa677fc6233c3 Mon Sep 17 00:00:00 2001
From: nick <nick_php@163.com>
Date: Mon, 18 Mar 2019 21:15:18 +0800
Subject: [PATCH] :sparkles: add

---
 network-system.md | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/network-system.md b/network-system.md
index 2431b4a..e04ab78 100644
--- a/network-system.md
+++ b/network-system.md
@@ -353,3 +353,19 @@ pgrep -l nginx #查看 nginx 进程名称
 
 ```
 
+#### lscpu 命令
+
+```
+lscpu # 查看 cpu 信息 
+```
+
+补充： 与 `cat /proc/cpuinfo` 类似
+
+#### visudo 命令
+
+```
+visudo # 快速编辑 /etc/sudoers 文件
+```
+
+补充：默认编辑器为 nano ，修改为 vim 执行 `sudo update-alternatives --config editor` 弹出选项，选择 vim.tiny 按回车键即可
+