Service code uses pprof performance analysis

• Modify it in main.go to:

package main

import (

"net/http"

_ "net/http/pprof"

"xxxxxxx"

)

func main() {

    go func() {

    http.ListenAndServe("0.0.0.0:8081", nil)

    }()

    xxxxx.Run()

}

• View the files of this http service online:

http://localhost:8081/debug/pprof/

Document description:

/debug/pprof/profile: Visiting this link will automatically perform CPU profiling for 30s, and generate a file for download

/debug/pprof/allocs: allocated memory statistics

/debug/pprof/heap: the path of Memory Profiling, accessing this link will get a file of memory profiling results

/debug/pprof/block: Path to block Profiling

/debug/pprof/goroutines: list of running goroutines, and call relationship

• Check out the web interface:

go tool pprof http://127.0.0.1:8081/debug/pprof/heap

pprof: web

go tool pprof http://127.0.0.1:8081/debug/pprof/goroutine

pprof: web