ls -lSrh 按文件大小从小到大排序root@node6 tmp]# ls -lSrh
-rw------- 1 root root 39K Nov 11 10:50 cron
-rw------- 1 root root 40K Nov 5 16:19 messages-20171105
-rw------- 1 root root 40K Nov 5 16:19 cron-20171105
-rw------- 1 root root 41K Oct 15 15:15 cron-20171015
-rw------- 1 root root 45K Oct 15 15:15 messages-20171015
-rw------- 1 root root 47K Oct 22 15:47 cron-20171022
-rw------- 1 root root 52K Oct 22 15:47 messages-20171022
-rw------- 1 root root 53K Oct 30 15:12 messages-20171030
-rw------- 1 root root 54K Oct 30 15:12 cron-20171030
-rw-r--r-- 1 root root 101K Nov 11 09:50 dmesg
-rw-r--r-- 1 root root 101K Aug 25 17:08 dmesg.old
-rw------- 1 root root 185K Nov 11 10:50 messages
-rw-r--r-- 1 root root 285K Nov 11 09:52 lastlog
