4 - 网络

Canal网络驱动下，Pod MTU值大于主机flannel.1MTU值

  • 编辑配置映射文件

kubectl –kubeconfig=kube_configxxx.yml edit configmaps -n kube-system canal-config

  • 在"type": "calico"下面添加"mtu": 1450

image-20181101183954443

  • 删除Canal Pod让它重建
  1. kubectl --kubeconfig=kube_configxxx.yml  get  pod -n kube-system |grep canal | \
  2.     awk '{print $1}' | \
  3.     xargs kubectl --kubeconfig=kube_configxxx.yml delete  -n kube-system pod