getRamUsageByPid function

int getRamUsageByPid({ int? pid_procces, bool isThrowOnError = false, })

Implementation

int getRamUsageByPid({
  int? pid_procces,
  bool isThrowOnError = false,
}) {
  pid_procces ??= pid;
  try {
    if (Dart.isAndroid || Dart.isLinux) {
      final File proc_status = File("/proc/${pid_procces}/status");
      // [VmRSS  , 256364, kB]
      final List<String> vm_rss = proc_status
          .readAsStringSync()
          .split("\n")
          .firstWhere((element) =>
              RegExp("VmRSS", caseSensitive: false).hasMatch(element))
          .replaceAll(RegExp(":", caseSensitive: false), "")
          .split(" ")
          .where((element) => element.isNotEmpty)
          .toList();
      final int vm_rss_size = (int.tryParse(vm_rss[1]) ?? 0) * 1024;
      return vm_rss_size;
    }
  } catch (e) {
    if (isThrowOnError) {
      rethrow;
    }
  }

  return 0;
}