centos7 sar命令安装后 Cannot open /var/log/sa/sa23: No such file or directory

yum -y install sysstat

https://blog.youkuaiyun.com/weixin_39032019/article/details/119847758?utm_medium=distribute.pc_feed.none-task-blog-yuanlijihua_sort_v1-2.nonecase&depth_1-utm_source=distribute.pc_feed.none-task-blog-yuanlijihua_sort_v1-2.nonecase

 23为当前日期

https://blog.youkuaiyun.com/congdan8422/article/details/100360740