Some major setting modification records when upgrading from kubernetes1.5.2 to kubernetes1.10

This article records some major setting changes when upgrading from kubernetes1.5.2 to kubernetes1.10.

Version

Upgrade method

Modify systemd related options after binary replacement

Docker settings

api-server settings

kubelet settings

/etc/kubernetes/kubeconfig content:
[root@host124 ~]# cat /etc/kubernetes/kubeconfig
apiVersion: v1
kind: Config
users: []
preferences: {}
clusters:
- name: default
cluster:
server: http://192.168.163.121:8080
contexts:
- context:
cluster: default
user: “”
name: default
current-context: default
[root@host124 ~]#

Result Confirmation

Version confirmation

[root@host121 ~]# kubectl version
Client Version: version.Info{Major:"1", Minor:"10", GitVersion:"v1.10.0", GitCommit:"fc32d2f3698e36b93322a3465f63a14e9f0eaead", GitTreeState:"clean", BuildDate:"2018-03-26T16:55:54Z", GoVersion:"go1.9.3", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"10", GitVersion:"v1.10.0", GitCommit:"fc32d2f3698e36b93322a3465f63a14e9f0eaead", GitTreeState:"clean", BuildDate:"2018-03-26T16:44:10Z", GoVersion:"go1.9.3", Compiler:"gc", Platform:"linux/amd64"}
[root@host121 ~]#

Confirmation of the composition

[root@host121 ~]# kubectl get node -o wide
NAME STATUS ROLES AGE VERSION EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME
192.168.163.122 Ready <none> 11h v1.10.0 <none> CentOS Linux 7 (Core) 3.10.0-693.el7.x86_64 docker://17.12.0-ce
192.168.163.123 Ready <none> 11h v1.10.0 <none> CentOS Linux 7 (Core) 3.10.0-693.el7.x86_64 docker://17.12.0-ce
192.168.163.124 Ready <none> 11h v1.10.0 <none> CentOS Linux 7 (Core) 3.10.0-693.el7.x86_64 docker://17.12.0-ce
[root@host121 ~]#

Summarize

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