“Hpa”的版本间的差异
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== | == | ||
<pre> | <pre> | ||
| + | |||
| + | apiVersion: apps/v1 | ||
| + | kind: Deployment | ||
| + | metadata: | ||
| + | name: mydep | ||
| + | |||
| + | spec: | ||
| + | replicas: 2 | ||
| + | selector: | ||
| + | matchLabels: | ||
| + | app: nginx | ||
| + | template: | ||
| + | metadata: | ||
| + | labels: | ||
| + | app: nginx | ||
| + | spec: | ||
| + | containers: | ||
| + | - name: nginx | ||
| + | image: nginx:1.25.2-alpine | ||
| + | imagePullPolicy: IfNotPresent | ||
| + | resources: | ||
| + | requests: | ||
| + | cpu: 50m | ||
| + | |||
| + | |||
root@ubuntu-200470-1:~/hpa# kubectl get pod | grep mydep | root@ubuntu-200470-1:~/hpa# kubectl get pod | grep mydep | ||
| 第15行： | 第40行： | ||
</pre> | </pre> | ||
| + | == 直接命令运行== | ||
| + | <pre> | ||
| + | #还是建议写成yml的 | ||
| + | root@ubuntu-200430-1:~/oct29# kubectl expose deployment nginx-server --port=80 | ||
| + | service/nginx-server exposed | ||
| + | root@ubuntu-200430-1:~/oct29# kubectl autoscale deployment nginx-server --cpu-percent=10 --min=1 --max=10 | ||
| + | horizontalpodautoscaler.autoscaling/nginx-server autoscaled | ||
| + | root@ubuntu-200430-1:~/oct29# kubectl get hpa | ||
| + | NAME REFERENCE TARGETS MINPODS MAXPODS REPLICAS AGE | ||
| + | nginx-server Deployment/nginx-server 0%/10% 1 10 2 57s | ||
| + | |||
| + | root@ubuntu-200430-1:~/oct29# kubectl get service | ||
| + | NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE | ||
| + | nginx-server ClusterIP 10.233.205.227 <none> 80/TCP 2m26s | ||
| + | |||
| + | |||
| + | root@ubuntu-200430-1:~/oct29# while true; do wget -q -o- http://10.233.205.227 > /dev/null; done | ||
| + | |||
| + | |||
| + | |||
| + | root@ubuntu-200430-1:~# kubectl get hpa | ||
| + | NAME REFERENCE TARGETS MINPODS MAXPODS REPLICAS AGE | ||
| + | nginx-server Deployment/nginx-server 0%/10% 1 10 2 3m43s | ||
| + | root@ubuntu-200430-1:~# kubectl get po | ||
| + | NAME READY STATUS RESTARTS AGE | ||
| + | debug-pod 2/2 Running 0 27m | ||
| + | debug-podd 2/2 Running 1 (16m ago) 26m | ||
| + | nginx-deployment-574699d69d-ggwl5 1/1 Running 0 35m | ||
| + | nginx-server-67bd9db47f-54bfn 1/1 Running 0 5m25s | ||
| + | nginx-server-67bd9db47f-8g54j 1/1 Running 0 5m25s | ||
| + | nginx-server-67bd9db47f-sw55d 1/1 Running 0 10s | ||
| + | nginx-server-67bd9db47f-wqrqm 1/1 Running 0 10s | ||
| + | |||
| + | |||
| + | </pre> | ||
[[category:k8s]] | [[category:k8s]] | ||
2023年10月29日 (日) 14:29的最新版本
==
apiVersion: apps/v1
kind: Deployment
metadata:
name: mydep
spec:
replicas: 2
selector:
matchLabels:
app: nginx
template:
metadata:
labels:
app: nginx
spec:
containers:
- name: nginx
image: nginx:1.25.2-alpine
imagePullPolicy: IfNotPresent
resources:
requests:
cpu: 50m
root@ubuntu-200470-1:~/hpa# kubectl get pod | grep mydep
mydep-759989964c-8gvxv 1/1 Running 0 6m34s
mydep-759989964c-8kxnw 1/1 Running 0 6m19s
mydep-759989964c-9rbsc 1/1 Running 0 6m34s
mydep-759989964c-f8ztl 1/1 Running 0 6m49s
mydep-759989964c-tdf5l 1/1 Running 0 20m
停止压力测试后 过一阵
root@ubuntu-200470-1:~/hpa# kubectl get pod | grep mydep
mydep-759989964c-tdf5l 1/1 Running 0 41m
root@ubuntu-200470-1:~/hpa#
直接命令运行
#还是建议写成yml的 root@ubuntu-200430-1:~/oct29# kubectl expose deployment nginx-server --port=80 service/nginx-server exposed root@ubuntu-200430-1:~/oct29# kubectl autoscale deployment nginx-server --cpu-percent=10 --min=1 --max=10 horizontalpodautoscaler.autoscaling/nginx-server autoscaled root@ubuntu-200430-1:~/oct29# kubectl get hpa NAME REFERENCE TARGETS MINPODS MAXPODS REPLICAS AGE nginx-server Deployment/nginx-server 0%/10% 1 10 2 57s root@ubuntu-200430-1:~/oct29# kubectl get service NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE nginx-server ClusterIP 10.233.205.227 <none> 80/TCP 2m26s root@ubuntu-200430-1:~/oct29# while true; do wget -q -o- http://10.233.205.227 > /dev/null; done root@ubuntu-200430-1:~# kubectl get hpa NAME REFERENCE TARGETS MINPODS MAXPODS REPLICAS AGE nginx-server Deployment/nginx-server 0%/10% 1 10 2 3m43s root@ubuntu-200430-1:~# kubectl get po NAME READY STATUS RESTARTS AGE debug-pod 2/2 Running 0 27m debug-podd 2/2 Running 1 (16m ago) 26m nginx-deployment-574699d69d-ggwl5 1/1 Running 0 35m nginx-server-67bd9db47f-54bfn 1/1 Running 0 5m25s nginx-server-67bd9db47f-8g54j 1/1 Running 0 5m25s nginx-server-67bd9db47f-sw55d 1/1 Running 0 10s nginx-server-67bd9db47f-wqrqm 1/1 Running 0 10s
