Source: pprof_rusage.go in package runtime/pprof

Source File
	pprof_rusage.go

Belonging Package
	runtime/pprof

+build darwin linux


package pprof

import (
	"fmt"
	"io"
	"runtime"
	"syscall"
)

Adds MaxRSS to platforms that are supported.

func addMaxRSS(w io.Writer) {
	var rssToBytes uintptr
	switch runtime.GOOS {
	case "linux", "android":
		rssToBytes = 1024
	case "darwin", "ios":
		rssToBytes = 1
	default:
		panic("unsupported OS")
	}

	var rusage syscall.Rusage
	syscall.Getrusage(0, &rusage)
	fmt.Fprintf(w, "# MaxRSS = %d\n", uintptr(rusage.Maxrss)*rssToBytes)


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