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This commit is contained in:
sandervanvugt
parent
33c340821b
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1106909632
124
oct25.txt
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124
oct25.txt
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1 sudo apt install -y vim git
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2 git clone https://github.com/sandervanvugt/cka
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3 cd cka
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4 ls *sh
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5 ./setup-container.sh
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6 systemctl status containerd
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7 vim setup-container.sh
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8 cd /etc/sysctl.d/
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9 ls
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10 cat 99-kubernetes-cri.conf
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11 cd
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12 cd cka
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13 ls *
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14 ls *sh
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15 ./setup-kubetools-previousversion.sh
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16 sudo kubeadm init -h | less
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17 sudo kubeadm init
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18 mkdir -p $HOME/.kube
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19 less ~/.kube/config
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20 kubectl get all
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21 ls
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22 less RESOURCES.txt
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23 kubectl config view
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24 kubectl get pods -n kube-system
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25 kubectl describe -n kube-system pod coredns-674b8bbfcf-fbkd8
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26 history
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27 kubectl apply -f https://docs.projectcalico.org/manifests/calico.yaml
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28 kubectl api-resources | less
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29 kubectl get pods -n kube-system
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30 history
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31 kubectl get nodes
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32 kubectl create deploy testdploy --image=nginx --replicas=3
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33 kubectl get all
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34 sudo kubeadm config print init-defaults > config.yaml
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35 vim config.yaml
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36 source <(kubectl completion bash)
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37 kubectl get pods -n kube-system
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38 kubectl edit node control
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39 kubectl create deploy removeme --image=nginx --replicas=20
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40 kubectl get all
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41 kubectl get pods -o wide
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42 kubectl edit node control
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43 kubectl get pods -o wide
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44 kubectl scale deploy removeme --replicas=1
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45 kubectl scale deploy removeme --replicas=20
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46 kubectl get pods -o wide
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47 kubectl delete deploy removeme
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48 history | grep create
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49 kubectl get all
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50 kubectl edit deploy testdploy
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51 kubectl get pods -o wide
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52 kubectl expose deploy testdploy
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53 kubectl expose deploy testdploy --port 80
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54 kubectl get all
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55 curl 10.104.105.141
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56 kubectl get all
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57 kubectl edit svc testdploy
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58 kubectl get all
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59 history
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60 kubectl set resources -h | less
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61 kubectl get deploy
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62 kubectl set resources deploy testdploy --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi
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63 source <(kubectl completion bash)
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64 kubectl edit deploy testdploy
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65 kubectl create ns limited
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66 kubectl create quota -h | less
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67 kubectl create quota qtest --hard pods=3,cpu=100m,memory=500Mi --namespace limited
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68 kubectl describe quota -n limited
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69 kubectl describe quota
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70 kubectl describe ns limited
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71 kubectl create deploy nginx --image=nginx --replicas=3 -n limited
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72 kubectl get all -n limited
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73 kubectl describe -n limited rs nginx-5869d7778c
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74 history
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75 kubectl set resources -n limited deploy nginx --requests cpu=100m,memory=5Mi --limits cpu=200m,memory=20Mi
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76 kubectl get pods -n limited
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77 kubectl get all -n limited
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78 kubectl describe ns limited
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79 kubectl edit -n limited quota qtest
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80 kubectl get all -n limited
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81 kubectl -n limited scale deploy nginx --replicas=1
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82 kubectl -n limited scale deploy nginx --replicas=3
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83 kubectl get all -n limited
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84 vim limitrange.yaml
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85 kubectl apply -f limitrange.yaml
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86 kubectl describe ns limited
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87 cat limitrange.yaml
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88 kubectl describe ns default
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89 kubectl delete -f limitrange.yaml
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90 kubectl apply -f limitrange.yaml -n limited
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91 kubectl describe ns limited
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92 kubectl run limitpod --image=nginx -n limited
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93 kubectl delete quota -n limited qtest
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94 kubectl run limitpod --image=nginx -n limited
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95 kubectl describe pod -n limited limitpod
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96 history
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97 kubectl create priorityclass high-priority --value=1000 --description="high priority" --preemption-policy="Never"
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98 kubectl create priorityclass high-priority --value=125 --description="mid priority" --global-default=true
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99 kubectl create priorityclass mid-priority --value=125 --description="mid priority" --global-default=true
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100 kubectl run testpod --image=nginx
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101 kubectl get testpod -o yaml | grep -B2 -i priority
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102 kubectl get pod testpod -o yaml | grep -B2 -i priority
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103 kubectl create deploy highprio --image=nginx
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104 kubectl edit deploy highprio
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105 kubectl get all --selector app=highprio
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106 kubectl get pods highprio-57ccd94998-ddjjl -o yaml | grep prio
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107 history
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108 kubectl create quota -h | less
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109 kubectl run -h | less
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110 kubectl run busypod --image=busybox -- sleep 3600
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111 kubectl get pods
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112 kubectl get pod busypod -o yaml | less
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113 kubectl get ds -A
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114 kubectl get nodes
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115 kubectl cordon worker1
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116 kubectl create deploy many --image=nginx --replicas=10
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117 kubectl get pods -o wide
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118 kubectl uncordon worker1
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119 kubectl get pods -o wide
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120 kubectl scale deploy many --replicas=4
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121 kubectl scale deploy many --replicas=10
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122 kubectl get pods -o wide
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123 kubectl delete deploy many
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124 history > /tmp/oct25.txt
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