绒布经常重启

时间:2019-04-25 10:19:50

标签: kubernetes flannel kube-apiserver

节点上的法兰总是重新启动。

记录如下:

root@debian:~# docker logs faa668852544
I0425 07:14:37.721766       1 main.go:514] Determining IP address of default interface
I0425 07:14:37.724855       1 main.go:527] Using interface with name eth0 and address 192.168.50.19
I0425 07:14:37.815135       1 main.go:544] Defaulting external address to interface address (192.168.50.19)
E0425 07:15:07.825910       1 main.go:241] Failed to create SubnetManager: error retrieving pod spec for 'kube-system/kube-flannel-ds-arm-bg9rn': Get https://10.96.0.1:443/api/v1/namespaces/kube-system/pods/kube-flannel-ds-arm-bg9rn: dial tcp 10.96.0.1:443: i/o timeout

主配置: ubuntu: 16.04

节点:

embedded system with debian rootfs(linux4.9).
kubernetes version:v1.14.1
docker version:18.09
flannel version:v0.11.0

我希望法兰绒在节点上正常运行。

1 个答案:

答案 0 :(得分:0)

首先,为了使绒布正常工作,必须将--pod-network-cidr=10.244.0.0/16传递给kubeadm init。

kubeadm init --pod-network-cidr=10.244.0.0/16

通过运行

/proc/sys/net/bridge/bridge-nf-call-iptables设置为 1
sysctl net.bridge.bridge-nf-call-iptables=1 

下一步是创建clusterrole和clusterrolebinding

如下:

kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/a70459be0084506e4ec919aa1c114638878db11b/Documentation/kube-flannel.yml
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