Dumping Memory from Heroku to S3

heroku-memory-dump.rb

def dump_memory
  GC.start
  
  time = DateTime.now.strftime('%-l%M')
  path = Rails.root.join("tmp/ruby-heap.#{time}.dump")
  
  io = File.open(path, "w")
  ObjectSpace.dump_all(output: io)
  io.close
  
  bucket = $s3.buckets['mah-bucket']
  obj = bucket.objects[time]
  obj.write(IO.binread(path))
  
  render text: "success - #{time}"
end