Ubuntu 18.04 who 命令，看不到信息

0048eca662ab154

- who - show who is logged on
-- If FILE is not specified, use /var/run/utmp.  /var/log/wtmp as FILE is common.

1. ~ uname -vmp
   
2. #119-Ubuntu SMP Tue Sep 8 12:30:01 UTC 2020 x86_64 x86_64
   
3. ~ ls -l /var/*/?tmp
   
4. no matches found: /var/*/?tmp

复制代码

Nebula

试试w

0048eca662ab154

Nebula 发表于 2021-9-25 22:07
试试w

关键，那文件就不存在啊
w - Show who is logged on and what they are doing.
- /var/run/utmp
-- information about who is currently logged on

1. ~ w
   
2. 22:09:14 up 138 days,  5:22,  0 users,  load average: 2.04, 2.07, 2.05
   
3. USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU WHAT

复制代码