import * as promiseLimit from 'promise-limit'; import DriveFile, { IDriveFile } from '../models/drive-file'; import del from '../services/drive/delete-file'; const limit = promiseLimit(16); DriveFile.find({ 'metadata._user.host': { $ne: null }, 'metadata.deletedAt': { $exists: false } }, { fields: { _id: true } }).then(async files => { console.log(`there is ${files.length} files`); await Promise.all(files.map(file => limit(() => job(file)))); console.log('ALL DONE'); }); async function job(file: IDriveFile): Promise { file = await DriveFile.findOne({ _id: file._id }); await del(file, true); console.log('done', file._id); }