kubernetes的svc_01

kubernetes的svc_01

[root@vms101 ~]# kubectl get podsNo resources found.[root@vms101 ~]# [root@vms10 job]# kubectl run nginx --image=nginx --port=80

[root@vms10 job]# kubectl get podsNAME READY STATUS RESTARTS AGEnginx-57867cc648-km4tx 1/1 Running 0 117s[root@vms10 job]# [root@vms10 job]# kubectl get pods -o wideNAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATESnginx-57867cc648-km4tx 1/1 Running 0 4m59s 10.244.2.227 vms20.rhce.cc [root@vms10 job]# 访问测试：[root@vms101 ~]# curl -s 10.244.2.227

[root@vms101 ~]# kubectl delete pod nginx-57867cc648-km4tx [root@vms101 ~]# kubectl get pods -o wideNAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATESnginx-57867cc648-vc4fj 1/1 Running 0 3m36s 10.244.3.183 vms102.baiyang.com [root@vms101 ~]# curl -s 10.244.3.183

现在把副本数量扩展到2个[root@vms10 job]# kubectl edit deployments. nginx spec:progressDeadlineSeconds: 600replicas: 2

[root@vms101 ~]# kubectl get pods -o wideNAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATESnginx-57867cc648-47wpf 1/1 Running 0 22s 10.244.4.152 vms103.baiyang.com nginx-57867cc648-vc4fj 1/1 Running 0 22m 10.244.3.183 vms102.baiyang.com [root@vms101 ~]#

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分别修改这两个的nginx的主页，进行测试。[root@vms10 job]# kubectl exec nginx-57867cc648-47wpf -it bashroot@nginx-57867cc648-wjbzz:/# cd /usr/share/nginx/html/root@nginx-57867cc648-wjbzz:/usr/share/nginx/html# ls50x.html index.htmlroot@nginx-57867cc648-wjbzz:/usr/share/nginx/html# echo 111111111111 > index.html root@nginx-57867cc648-wjbzz:/usr/share/nginx/html# exitexit[root@vms10 job]# kubectl exec nginx-57867cc648-vc4fj -it bashroot@nginx-57867cc648-zb8b5:/# cd /usr/share/nginx/html/root@nginx-57867cc648-zb8b5:/usr/share/nginx/html# echo 222222222222 > index.html root@nginx-57867cc648-zb8b5:/usr/share/nginx/html# exitexit[root@vms10 job]#

[root@vms10 job]# curl -s 10.244.4.152111111111111[root@vms10 job]# curl -s 10.244.3.183222222222222[root@vms10 job]#

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