1  sudo apt install -y vim git
    2  git clone https://github.com/sandervanvugt/cka
    3  cd cka
    4  ls *sh
    5  ./setup-container.sh 
    6  systemctl status containerd
    7  vim setup-container.sh 
    8  cd /etc/sysctl.d/
    9  ls
   10  cat 99-kubernetes-cri.conf 
   11  cd 
   12  cd cka
   13  ls *
   14  ls *sh
   15  ./setup-kubetools-previousversion.sh 
   16  sudo kubeadm init -h | less
   17  sudo kubeadm init
   18  mkdir -p $HOME/.kube
   19  less ~/.kube/config 
   20  kubectl get all
   21  ls
   22  less RESOURCES.txt 
   23  kubectl config view
   24  kubectl get pods -n kube-system
   25  kubectl describe -n kube-system pod coredns-674b8bbfcf-fbkd8
   26  history
   27  kubectl apply -f https://docs.projectcalico.org/manifests/calico.yaml
   28  kubectl api-resources | less
   29  kubectl get pods -n kube-system
   30  history
   31  kubectl get nodes
   32  kubectl create deploy testdploy --image=nginx --replicas=3
   33  kubectl get all 
   34  sudo kubeadm config print init-defaults > config.yaml
   35  vim config.yaml 
   36  source <(kubectl completion bash)
   37  kubectl get pods -n kube-system 
   38  kubectl edit node control
   39  kubectl create deploy removeme --image=nginx --replicas=20
   40  kubectl get all
   41  kubectl get pods -o wide
   42  kubectl edit node control
   43  kubectl get pods -o wide
   44  kubectl scale deploy removeme --replicas=1
   45  kubectl scale deploy removeme --replicas=20
   46  kubectl get pods -o wide
   47  kubectl delete deploy removeme 
   48  history | grep create
   49  kubectl get all
   50  kubectl edit deploy testdploy 
   51  kubectl get pods -o wide
   52  kubectl expose deploy testdploy 
   53  kubectl expose deploy testdploy --port 80
   54  kubectl get all
   55  curl 10.104.105.141
   56  kubectl get all
   57  kubectl edit svc testdploy 
   58  kubectl get all
   59  history
   60  kubectl set resources -h | less
   61  kubectl get deploy 
   62  kubectl set resources deploy testdploy --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi
   63  source <(kubectl completion bash)
   64  kubectl edit deploy testdploy 
   65  kubectl create ns limited
   66  kubectl create quota -h | less
   67  kubectl create quota qtest --hard pods=3,cpu=100m,memory=500Mi --namespace limited
   68  kubectl describe quota -n limited 
   69  kubectl describe quota 
   70  kubectl describe ns limited 
   71  kubectl create deploy nginx --image=nginx --replicas=3 -n limited
   72  kubectl get all -n limited
   73  kubectl describe -n limited rs nginx-5869d7778c 
   74  history
   75  kubectl set resources -n limited deploy nginx --requests cpu=100m,memory=5Mi --limits cpu=200m,memory=20Mi
   76  kubectl get pods -n limited
   77  kubectl get all -n limited
   78  kubectl describe ns limited 
   79  kubectl edit -n limited quota qtest 
   80  kubectl get all -n limited
   81  kubectl -n limited scale deploy nginx --replicas=1
   82  kubectl -n limited scale deploy nginx --replicas=3
   83  kubectl get all -n limited 
   84  vim limitrange.yaml 
   85  kubectl apply -f limitrange.yaml 
   86  kubectl describe ns limited 
   87  cat limitrange.yaml 
   88  kubectl describe ns default
   89  kubectl delete -f limitrange.yaml 
   90  kubectl apply -f limitrange.yaml -n limited
   91  kubectl describe ns limited 
   92  kubectl run limitpod --image=nginx -n limited
   93  kubectl delete quota -n limited qtest 
   94  kubectl run limitpod --image=nginx -n limited
   95  kubectl describe pod -n limited limitpod 
   96  history
   97  kubectl create priorityclass high-priority --value=1000 --description="high priority" --preemption-policy="Never"
   98  kubectl create priorityclass high-priority --value=125 --description="mid priority" --global-default=true
   99  kubectl create priorityclass mid-priority --value=125 --description="mid priority" --global-default=true
  100  kubectl run testpod --image=nginx
  101  kubectl get testpod -o yaml | grep -B2 -i priority
  102  kubectl get pod testpod -o yaml | grep -B2 -i priority
  103  kubectl create deploy highprio --image=nginx
  104  kubectl edit deploy highprio
  105  kubectl get all --selector app=highprio
  106  kubectl get pods highprio-57ccd94998-ddjjl -o yaml | grep prio
  107  history
  108  kubectl create quota -h | less
  109  kubectl run -h | less
  110  kubectl run busypod --image=busybox -- sleep 3600
  111  kubectl get pods
  112  kubectl get pod busypod -o yaml | less
  113  kubectl get ds -A
  114  kubectl get nodes
  115  kubectl cordon worker1
  116  kubectl create deploy many --image=nginx --replicas=10
  117  kubectl get pods -o wide
  118  kubectl uncordon worker1
  119  kubectl get pods -o wide
  120  kubectl scale deploy many --replicas=4
  121  kubectl scale deploy many --replicas=10
  122  kubectl get pods -o wide
  123  kubectl delete deploy many
  124  history > /tmp/oct25.txt