{ Error: Cannot find module 'tar'
    at Function.Module._resolveFilename (module.js:470:15)
    at Function.Module._load (module.js:418:25)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at /Users/bushev/IdeaProjects/proj/node_modules/mongodb-backup/index.min.js:195:42
    at /Users/bushev/IdeaProjects/proj/node_modules/mongodb-backup/index.min.js:22:20
    at /Users/bushev/IdeaProjects/proj/node_modules/mongodb-backup/node_modules/graceful-fs/polyfills.js:287:18
    at FSReqWrap.oncomplete (fs.js:111:15) code: 'MODULE_NOT_FOUND' }
fs.js:557
  return binding.open(pathModule._makeLong(path), stringToFlags(flags), mode);
                 ^

Error: EMFILE: too many open files, open '/Users/bushev/IdeaProjects/proj/logs/error.log'
    at Object.fs.openSync (fs.js:557:18)
    at Object.fs.writeFileSync (fs.js:1222:33)
    at Object.fs.appendFileSync (fs.js:1268:6)
    at process.on.err (/Users/bushev/IdeaProjects/proj/queue-server.js:50:19)
    at emitOne (events.js:96:13)
    at process.emit (events.js:188:7)
    at process._fatalException (bootstrap_node.js:292:26)