k8s 集群遭遇所有 dns 解析失败问题,进入 dnstools 容器进行用 dig 命令进行测试,发现连接 kube-dns service 被拒绝。
#dig ucenter-api ANY
;; Connection to 10.96.0.10#53(10.96.0.10) for ucenter-api failed: connection refused.
请问如何解决这个问题?
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与 k8s 集群 dns 解析问题 是同一个问题,重启节点后恢复正常。