which 查找命令的绝对路径
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[root@clf ~]# which ping /usr/bin/ping #查找命令的绝对路径时，是通过PATH环境变量中的路径进行查找 [root@clf ~]# echo $PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin #不使用which的别名进行查找命令的绝对路径 [root@clf ~]# \which cp /usr/bin/cp [root@clf ~]# rpm -qf `which ping` iputils-20160308-10.el7.x86_64 [root@clf ~]# rpm -qf /usr/bin/ping iputils-20160308-10.el7.x86_64 |