执行

[root@localhost log]# lsof |grep /var/log/messages

显示

rsyslogd  1409  root  4w  REG  253,0  112065  247 /var/log/messages

[root@localhost log]# ls -al /proc/1409/fd/4

l-wx------. 1 root root 64 Jun 20 19:50 /proc/1409/fd/4 -> /var/log/messages


[root@localhost log]#  service rsyslog restart

Shutting down system logger:                               [  OK  ]

Starting system logger:                                  [  OK  ]