I am using Ubuntu 18.04 on a digitalocean droplet.
Here you can see the DigitalOcean bandwidth monitor graph
As you can see in the image the spikes occur exactly once every hour. According to the digitalocean monitor they start at
hour:50minutes and they stop at
nextHour:10minutes the peak being at
I am new to ubuntu and I don't know how to find out what is causing those spikes.Please help :D.