| 14 | ) |
| 15 | |
| 16 | func getProcessRAM(pid int) (int64, error) { |
| 17 | switch runtime.GOOS { |
| 18 | case "linux": |
| 19 | data, err := os.ReadFile(fmt.Sprintf("/proc/%d/statm", pid)) |
| 20 | if err != nil { |
| 21 | return 0, err |
| 22 | } |
| 23 | fields := strings.Fields(string(data)) |
| 24 | if len(fields) < 2 { |
| 25 | return 0, fmt.Errorf("invalid statm") |
| 26 | } |
| 27 | rss, _ := strconv.ParseInt(fields[1], 10, 64) |
| 28 | return rss * int64(os.Getpagesize()), nil |
| 29 | |
| 30 | case "windows": |
| 31 | cmd := exec.Command("powershell", "-Command", fmt.Sprintf(` |
| 32 | $total = 0 |
| 33 | $pids = [System.Collections.Generic.Queue[int]]::new() |
| 34 | $pids.Enqueue(%d) |
| 35 | $visited = @{} |
| 36 | while ($pids.Count -gt 0) { |
| 37 | $current = $pids.Dequeue() |
| 38 | if ($visited[$current]) { continue } |
| 39 | $visited[$current] = $true |
| 40 | try { |
| 41 | $p = Get-Process -Id $current -ErrorAction Stop |
| 42 | $total += $p.WorkingSet64 |
| 43 | Get-CimInstance Win32_Process -Filter "ParentProcessId=$current" | ForEach-Object { $pids.Enqueue($_.ProcessId) } |
| 44 | } catch {} |
| 45 | } |
| 46 | $total |
| 47 | `, pid)) |
| 48 | out, _ := cmd.Output() |
| 49 | return strconv.ParseInt(strings.TrimSpace(string(out)), 10, 64) |
| 50 | |
| 51 | case "darwin": |
| 52 | cmd := exec.Command("ps", "-o", "rss=", "-p", strconv.Itoa(pid)) |
| 53 | out, _ := cmd.Output() |
| 54 | rss, _ := strconv.ParseInt(strings.TrimSpace(string(out)), 10, 64) |
| 55 | return rss * 1024, nil |
| 56 | |
| 57 | default: |
| 58 | return 0, fmt.Errorf("unsupported platform") |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | func getProcessTreeRAM(pid int) (int64, error) { |
| 63 | switch runtime.GOOS { |