集群SVM上出现dns.server.timed.out错误
适用场景
- ONTAP 9
- 收获
- DNS
问题描述
- EMS中反复出现dns.server.timed.out错误
mgwd: dns.server.timed.out:error]: DNS server 111.111.111.11 did not respond to vserver = SVM within timeout interval. mgwd: dns.server.timed.out:error]: DNS server 111.111.111.12 did not respond to vserver = SVM within timeout interval.
- 数据包跟踪显示存储控制器从集群SVM IP生成的PTR请求的突发情况
- 审核日志包含请求REMOTE_HOST字段的"/API/PRIVIAT/CLI/NETWORK/CONNUSS/active"的REST请求
[...] clustername: http :: 111.11.1.11:48642 :: clustername:applic :: GET /api/private/cli/network/connections/active?start.node=naprdn2&start.cid=xxxxxxxxxx&start.vserver=Cluster&return_records=true&fields=cid,lif_name,local_port,remote_ip,
service,vserver,blocks_lb,local_address,lru,node,proto,remote_host :: Pending
或
Fri Apr 21 2023 13:44:43 +02:00 svm: http :: 111.111.11.1:38166 :: svm:rouser :: GET /api/private/cli/network/connections/active?fields=proto%2Cremote_host%2Cservice%2Cvserver%2Clocal_address%2Clru%2Cnode%2Clocal_port%2Cremote_ip%2Ccid%2Cblocks_lb%2Clif_name&return_records=true :: Pending
Fri Apr 21 2023 13:44:58 +02:00 svm: http :: 111.111.111.111:38166 :: svm:rouser :: GET /api/private/cli/network/connections/active?fields=proto%2Cremote_host%2Cservice%2Cvserver%2Clocal_address%2Clru%2Cnode%2Clocal_port%2Cremote_ip%2Ccid%2Cblocks_lb%2Clif_name&return_records=true :: Success: