Function readStatus

agent/app/service/process.go:228–272

(pid int32, mem *MemoryDetail)

}

func readStatus(pid int32, mem *MemoryDetail) error {
	filePath := fmt.Sprintf("/proc/%d/status", pid)
	file, err := os.Open(filePath)
	if err != nil {
		return err
	}
	defer file.Close()

	scanner := bufio.NewScanner(file)

	for scanner.Scan() {
		line := scanner.Text()
		fields := strings.Fields(line)
		if len(fields) < 2 {
			continue
		}

		key := strings.TrimSuffix(fields[0], ":")
		value, _ := strconv.ParseUint(fields[1], 10, 64)
		value *= 1024

		switch key {
		case "VmRSS":
			mem.RSS = value
		case "VmSize":
			mem.VMS = value
		case "VmData":
			mem.Data = value
		case "VmSwap":
			mem.Swap = value
		case "VmExe":
			mem.Text = value
		case "RssShmem":
			mem.Shared = value
		case "VmHWM":
			mem.HWM = value
		case "VmStk":
			mem.Stack = value
		case "VmLck":
			mem.Locked = value
		}
	}

	return scanner.Err()
}

func readSmapsRollup(pid int32, mem *MemoryDetail) error {
	filePath := fmt.Sprintf("/proc/%d/smaps_rollup", pid)