数据库11.2.0.4

All nodes of the cluster have same value for 'search'
Checking DNS response time for an unreachable node
Node Name Status
------------------------------------ ------------------------
node2 failed
node1 passed
PRVF-5636 : The DNS response time for an unreachable node exceeded "15000" ms on following nodes: node2

File "/etc/resolv.conf" is not consistent across nodes

dns 测试解析都正常
root@node1 ~]# nslookup scan-cluster.localdomain
Server: 172.16.0.192
Address: 172.16.0.192#53

Name: scan-cluster.localdomain
Address: 172.16.0.203

[root@node1 ~]# nslookup 172.16.0.203
Server: 172.16.0.192
Address: 172.16.0.192#53

203.0.16.172.in-addr.arpa name = scan-cluster.localdomain.

[root@node1 ~]# nslookup scan-cluster
Server: 172.16.0.192
Address: 172.16.0.192#53

Name: scan-cluster.localdomain
Address: 172.16.0.203

请大神帮忙啊