Other Lessons

Here are some other tips to help optimize costs that did not fit neatly into the other lessons.

Internet from a private subnet without NAT

Normally, if we want our resources in a private subnet to access the internet, we would use a NAT gateway. NAT gateways incur charges based both per hour and per GB processed through. This is recommended if we have many resources that need to access the internet from a private subnet. However, let’s say we only have one or two Linux servers that we want to be able to download updates. A clever way around having to run a NAT gateway is to use an IPv6 egress-only gateway. ...