Linux系统NFS故障现象

1、故障
bash


故障:clnt_create: RPC: Port mapper failure - Unable to receive: errno 111 (Connection refused)
app

缘由:NFS服务端RPC服务没有启动,须要将RPC服务启动ide


故障:clnt_create: RPC: Program not registered
缘由:NFS服务先启动,RPC后启动,须要将NFS服务从新启动ui


故障:clnt_create: RPC: Port mapper failure - Unable to receive: errno 113 (No route to host)server

缘由:NFS服务端,防火墙拦截it


2、NFS状态信息io

1)
[root@nfs_server ~]# cat /var/lib/nfs/rmtab 
192.168.1.114:/data:0x00000001
2)
[root@nfs_server ~]# cat /var/lib/nfs/etab 
/data    192.168.1.0/24(rw,sync,wdelay,hide,nocrossmnt,secure,root_squash,all_squash,no_subtree_check,secure_locks,acl,anonuid=1000,anongid=1000)
3)
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