[root@vms101 ~]# kubectl get pods No resources found. [root@vms101 ~]# [root@vms10 job]# kubectl run nginx --image=nginx --port=80
[root@vms10 job]# kubectl get pods NAME READY STATUS RESTARTS AGE nginx-57867cc648-km4tx 1/1 Running 0 117s [root@vms10 job]# [root@vms10 job]# kubectl get pods -o wide NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES nginx-57867cc648-km4tx 1/1 Running 0 4m59s 10.244.2.227 vms20.rhce.cc <none> <none> [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 wide NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES nginx-57867cc648-vc4fj 1/1 Running 0 3m36s 10.244.3.183 vms102.baiyang.com <none> <none> [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: 600 replicas: 2
[root@vms101 ~]# kubectl get pods -o wide NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES nginx-57867cc648-47wpf 1/1 Running 0 22s 10.244.4.152 vms103.baiyang.com <none> <none> nginx-57867cc648-vc4fj 1/1 Running 0 22m 10.244.3.183 vms102.baiyang.com <none> <none> [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 bash root@nginx-57867cc648-wjbzz:/# cd /usr/share/nginx/html/ root@nginx-57867cc648-wjbzz:/usr/share/nginx/html# ls 50x.html index.html root@nginx-57867cc648-wjbzz:/usr/share/nginx/html# echo 111111111111 > index.html root@nginx-57867cc648-wjbzz:/usr/share/nginx/html# exit exit [root@vms10 job]# kubectl exec nginx-57867cc648-vc4fj -it bash root@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# exit exit [root@vms10 job]#
[root@vms10 job]# curl -s 10.244.4.152 111111111111 [root@vms10 job]# curl -s 10.244.3.183 222222222222 [root@vms10 job]#
