目前,我们有一个由7个节点和9个微服务组成的GKE集群。 我们还默认添加2个节点池和2个节点。 我们使用istio在微服务之间进行负载平衡。
我们的CI环境使用脚本创建所有内容。 问题是群集需要几分钟才能与节点池一起使用。
我的主要问题是:为什么在此期间无法使用api?
关于kube-system的日志中也存在很多错误,这是一个小摘录:
k8s.io/dns/pkg/dns/dns.go:192: Failed to list *v1.Service: Get https://10.0.0.1:443/api/v1/services?resourceVersion=0: dial tcp 10.0.0.1:443: connect: connection refused k8s.io/dns/pkg/dns/dns.go:189: Failed to list *v1.Endpoints: Get https://10.0.0.1:443/api/v1/endpoints?resourceVersion=0: dial tcp 10.0.0.1:443: connect: connection refused github.com/GoogleCloudPlatform/k8s-stackdriver/event-exporter/watchers/watcher.go:55: Failed to list *v1.Event: Get https://10.0.0.1:443/api/v1/events?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/util/util.go:52: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/util/util.go:52: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused "ERROR: logging before flag.Parse: E1114 09:50:42.925080 1 reflector.go:205] k8s.io/autoscaler/addon-resizer/nanny/kubernetes_client.go:107: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused " k8s.io/dns/pkg/dns/dns.go:189: Failed to list *v1.Endpoints: Get https://10.0.0.1:443/api/v1/endpoints?resourceVersion=0: dial tcp 10.0.0.1:443: connect: connection refused k8s.io/dns/pkg/dns/dns.go:192: Failed to list *v1.Service: Get https://10.0.0.1:443/api/v1/services?resourceVersion=0: dial tcp 10.0.0.1:443: connect: connection refused "ERROR: logging before flag.Parse: E1114 09:50:42.873176 1 reflector.go:205] k8s.io/autoscaler/addon-resizer/nanny/kubernetes_client.go:107: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused " k8s.io/heapster/metrics/heapster.go:331: Failed to list *v1.Pod: Get https://10.0.0.1:443/api/v1/pods?limit=500&resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused k8s.io/heapster/metrics/processors/namespace_based_enricher.go:90: Failed to list *v1.Namespace: Get https://10.0.0.1:443/api/v1/namespaces?limit=500&resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused k8s.io/heapster/metrics/util/util.go:32: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?limit=500&resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused k8s.io/heapster/metrics/util/util.go:32: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?limit=500&resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused k8s.io/heapster/metrics/util/util.go:32: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?limit=500&resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused Error while getting cluster status: Get https://10.0.0.1:443/api/v1/nodes: dial tcp 10.0.0.1:443: getsockopt: connection refused k8s.io/dns/pkg/dns/dns.go:192: Failed to list *v1.Service: Get https://10.0.0.1:443/api/v1/services?resourceVersion=0: dial tcp 10.0.0.1:443: connect: connection refused k8s.io/dns/pkg/dns/dns.go:189: Failed to list *v1.Endpoints: Get https://10.0.0.1:443/api/v1/endpoints?resourceVersion=0: dial tcp 10.0.0.1:443: connect: connection refused github.com/GoogleCloudPlatform/k8s-stackdriver/event-exporter/watchers/watcher.go:55: Failed to list *v1.Event: Get https://10.0.0.1:443/api/v1/events?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/util/util.go:52: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/heapster.go:254: Failed to list *v1.Pod: Get https://10.0.0.1:443/api/v1/pods?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/processors/namespace_based_enricher.go:85: Failed to list *v1.Namespace: Get https://10.0.0.1:443/api/v1/namespaces?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/util/util.go:52: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused github.com/kubernetes-incubator/metrics-server/metrics/util/util.go:52: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused "ERROR: logging before flag.Parse: E1114 09:50:41.824128 1 reflector.go:205] k8s.io/autoscaler/addon-resizer/nanny/kubernetes_client.go:107: Failed to list *v1.Node: Get https://10.0.0.1:443/api/v1/nodes?resourceVersion=0: dial tcp 10.0.0.1:443: getsockopt: connection refused "
答案 0 :(得分:0)
创建GCE资源需要花费时间。在任何环境中,配置一个VM和/或多个VM通常需要一些时间。端点不可用,因为主机尚未准备好。创建群集后,您可以添加2个其他节点池,而不会中断主节点。