- EC2 stands for Amazon Elastic Compute Cloud.
- In AWS, EC2 is Region Specific Service
- When you change your region to other than you created EC2 Virtual Servers in AWS, you won’t see your services in your EC2 Dashboard, to use use and administrate the EC2 Virtual Servers come back to a Region where Created the EC2 Virtual Servers
- It offers Virtual Computing Services over the internet 24*7
- It offers great flexibility of Computer resources capacity resizing (Auto Scaling, RAM, CPU Upgrade)
- In Simple words, Users can Increase & Decrease the System/Server Configuration based on load/Need.
- You/User only need to pay for what you/user use
- User can create a New AWS Virtual Server(EC2) in minutes
- Buy Resources for long duration and get good amount of discounts on AWS Bill
- In Free Tier Account, Paid Instances are billed by second
- You can install/Launch Wide variety of OS(Linux, Windows , MAC)
- *****In AWS usually we call Virtual Server an AWS EC2 instance.
Real World Usage :
- A Lot of Companies using AWS EC2 Service, Netflix, Adobe, Spotify and more.
- Companies using Auto Scaling to serve the customer demand(load)
- Companies moving to cloud Virtual Servers because Cloud wide range of other features like Elastic Load Balancing, High Speed Gigabit Internet, Cloud Storage Services , Availability across the Globe
- Companies are using native cloud services – AWS RDS (Database Services), Kinesis (streaming services) and more
- AWS Cloud Offering wide range of backup services and high availability services for EC2
AWS EC2 Free Tier :
- AWS By Default, enables few Regions to use. If you require more regions then user need to request at aws
- 750 hours per month of Linux, RHEL, or SLES t2.micro or t3.micro instance dependent on region
- 750 hours per month of Windows t2.micro or t3.micro instance dependent on region