message: chore: add default ttl
diff: @@ -10,7 +10,7 @@ export class V8GaugeSet extends CachedMetricSet {
  heapSpaceStats = {};
  heapStats = {};
  - constructor(dataTTL) {
  + constructor(dataTTL = 5) {
  super(dataTTL);
  this.refreshIfNecessary();
  }
  