nfsstat -m 查看挂的nfs 信息
nfsstat -m 很有用
[root@alex-performance-powerful-machine-essdpl2 ~]# nfsstat -m
/tmp/12 from 172.16.0.55:/essdpl2
Flags: rw,relatime,vers=4.1,rsize=1048576,wsize=1048576,namlen=255,hard,noresvport,proto=tcp,timeo=600,retrans=2,sec=sys,clientaddr=172.17.2.219,local_lock=none,addr=172.16.0.55