k8s部署Pyroscope并分析golang性能瓶颈(最新推荐)

apiVersion: apps/v1
kind: Deployment
metadata:
  name: pyroscope
  namespace: kube-logging
spec:
  replicas: 1
  selector:
    matchLabels:
      app: pyroscope
  template:
    metadata:
      labels:
        app: pyroscope
    spec:
      containers:
      - name: pyroscope
        image: pyroscope/pyroscope:latest
        ports:
        - containerPort: 4040
        env:
        - name: PYROSCOPE_LOG_LEVEL
          value: "info"
        command: ["sh","-c","/usr/bin/pyroscope server"]
        resources:
          limits:
            cpu: "1"
            memory: "1Gi"
          requests:
            cpu: "500m"
            memory: "500Mi"
        volumeMounts:
        - name: data-dir
          mountPath: /var/lib/pyroscope
      volumes:
      - name: data-dir
        hostPath:
          path: /home/data/
---
apiVersion: v1
kind: Service
metadata:
  name: pyroscope-service
  namespace: kube-logging
spec:
  selector:
    app: pyroscope
  ports:
    - protocol: TCP
      port: 4040
      #targetPort: 32644
      nodePort: 32644
  type: NodePort

#kubectl apply -f ./
#kubectl get pod,svc -n kube-logging
NAME                             READY   STATUS    RESTARTS   AGE
pod/pyroscope-79b5648755-nlvrb   1/1     Running   0          67m
NAME                        TYPE       CLUSTER-IP       EXTERNAL-IP   PORT(S)          AGE
service/pyroscope-service   NodePort   10.107.220.231   <none>        4040:32644/TCP   73m

package main
import (
    "github.com/gin-gonic/gin"
    "github.com/pyroscope-io/pyroscope/pkg/agent/profiler"
)
func main() {
    profiler.Start(profiler.Config{     //Pyroscope启动
        ApplicationName: "luouoosdfjosjdof.purchases",  //名字
        ServerAddress:   "http://192.168.14.27:32644",  //Pyroscope地址
        SampleRate:      100, //采样率设置，100次采样一次
    })
    r := gin.Default()
    r.GET("/test", func(c *gin.Context) {
        c.JSON(200, gin.H{
            "message": "OK",
        })
    })
    r.Run() // default listen serve on 0.0.0.0:8080
}

for i in {1..100};do hey -n 100 -m get  http://localhost:8080/test;sleep 0.1;done