External shared storage preparation For details about external shared storage,you can view the following table Add external shard disks for node1 and node2 You must…
Introduction of hardware and software There are 2 nodes(virtual machine) included in this rac cluster. The details about them as shown in following table. Basic…
I need to configure hostname dm01 for CentOS7It’s very simple,the steps as shown in following. 1.Execute following commnad. hostnamectl set-hostname dm01 2.Edit file “/etc/hosts”,attaching “dm01”…
In K8S cluster, I add one node to master server by “kubeadm ioin” command, but failed.The problem is “Error: couldn’t validate the identity of the…
kubectl get node kubectl get node -o wide kubectl create -f *.yaml kubectl apply -f *.yaml kubectl get pod kubectl get pod -o wide kubectl…
Reboot server to the following interface. Press key “e” Add “init=/bin/sh” which is in the red box Press key “Ctrl+x”, You’ll lonin the server without…
Possible reason 1.Couldn’t find device with uuid 2.Couldn’t find all physical volumes for volume group Example and solution
Example: extend 10GB for partition /oradata