If your application is successful, you might find that your single server cannot keep up anymore. Responses might become slow, or operations might just not complete.
There are many steps you can take to scale up your implementation so that it can handle more traffic.
Rather than going into any more detail here, we’d like to direct you to the Scaling section of the Deployment chapter of the Django Book, which you can read online. This section walks you step-by-step through the changes you can make as your traffic grows in order to keep up.