dev-resources.site
for different kinds of informations.
Kubeadm ile kubernetes cluster kurulumu
Cluster kurmadan önce kontrol edilmesi ya da yapılması gerekenler kontrol edilir.
1. Node(Host) sistemsel gereklilikler kontrol edilir.
- Minimum 2 GB ram ve 2 core işlemci olmalıdır. Tüm makinaların public yada private network olarak birbirlerine erişimleri olmalı.
Master ve worker nodelar da aşağıda istenilen portların açık olup olmadığı kontrol edilir.
Ports and Protocols | KubernetesPorts and Protocols | Kubernetes
When running Kubernetes in an environment with strict network boundaries, such as on-premises datacenter with physical network firewalls or Virtual Networks in Public Cloud, it is useful to be aware of the ports and protocols used by Kubernetes components. Control plane Protocol Direction Port Range Purpose Used By TCP Inbound 6443 Kubernetes API server All TCP Inbound 2379-2380 etcd server client API kube-apiserver, etcd TCP Inbound 10250 Kubelet API Self, Control plane TCP Inbound 10259 kube-scheduler Self TCP Inbound 10257 kube-controller-manager Self Although etcd ports are included in control plane section, you can also host your own etcd cluster externally or on custom ports.
kubernetes.io
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