[000] ...1  0.550000: ' +
      'tracing_mark_write: S|101|dummyEvent|201\n' +
      'system_server-101 (  101) [000] ...1  0.551000: ' +
      'tracing_mark_write: F|101|dummyEvent|201';

  const SYSTRACE_TOUCH_SLICE =
      'com.android.systemui-102 (  102) [000] ...1  2.500000: ' +
      'tracing_mark_write: S|102|deliverInputEvent|202\n' +
      'com.android.systemui-102 (  102) [000] ...1  2.510000: ' +
      'tracing_mark_write: F|102|deliverInputEvent|202';

  const SYSTRACE_LAUNCH_SLICE =
      'Bin