(v8) javascript object size limit

while (true) {
  var o = Math.floor(Math.random() * 100)
  var oo = Math.floor(Math.random() * 100000)
  if (typeof this[o] === 'undefined') this[o] = {}
  if (typeof this[o][oo] === 'undefined') this[o][oo] = {}
  var k = Math.random() * 100000000000
  this[o][oo][k] = 'valueeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee'
}