1. 系统要求 Kubernetes， >= 1.16.0-0 Helm， >= 3.0 Linux 内核 >= 4.9.17 CentOS 7 升级内核过程，可以参考 Calico 下如何切换数据面到 eBPF 。 2. 卸载 Calico 删除集群资源 1 2 3 4 5 6 kubectl -n kube-system delete ds calico-node kubectl -n kube-system delete deploy calico-kube-controllers kubectl -n kube-system delete sa calico-node kubectl -n kube-system delete sa calico-kube-controllers kubectl -n kube-system delete cm calico-config kubectl -n kube-system delete secret calico-config 1 kubectl get crd | grep calico | awk '{print $1}' | xargs