docs: function monitorAllWorkerHelper(action, firstTimeoutInMs) {
          logger.log('debug', 'M|%s', action, meta);
          
          // 1) Iterate each worker and queue a node into the workerQueue to 
          //    monitor its progress.
          var promises = [];
          eachWorker(function (worker) {
              promises.push(monitorOneWorkerHelper(action, firstTimeoutInMs, worker));
          });
          return promises;
      }