7 guides on EC2
Stop an EC2 instance at night to save money
What you stop paying when you stop an EC2 instance, what you keep paying, how to schedule the shutdown and startup with EventBridge Scheduler without …
⏱ 30 minutes◎ Intermediate levelRead the guide →Create an image (AMI) of an EC2 instance and launch a copy
The difference between an EBS snapshot and an AMI, how to create the image of an EC2 instance without stopping the service, launch an identical machin…
⏱ 20 minutes◎ Intermediate levelRead the guide →Email alert if a machine stops or hits its limit
Set up alarms in AWS so you get an email if a machine stops responding or its processor runs flat out for too long. Explained for Lightsail (built-in …
⏱ 15 minutes◎ For everyoneRead the guide →Create an EC2 machine from scratch without getting lost
The form for creating an EC2 instance has twenty decisions. Here we explain which ones matter (image, type, key, firewall, disk) and what to put in ea…
⏱ 15 minutes◎ Basic levelRead the guide →Grow the disk of an EC2 instance without reinstalling
Your EC2 disk is full. How to make it bigger live from the console and then tell the system to use the new space, with two commands. Without stopping …
⏱ 10 minutes◎ Basic levelRead the guide →EC2 security groups: open only what you need
What a security group is, why a machine can be "running" and not respond, and how to leave open only the website and administration access from your I…
⏱ 15 minutes◎ Basic levelRead the guide →SSH certificates explained from scratch: log in without handing out keys
What an SSH certificate is, how it differs from the usual key and why large companies use them: a key that expires on its own, that does not have to b…
⏱ 30 minutes◎ IntermediateRead the guide →See all guides · Missing a EC2 task? Tell us and we will write it.