Amazon Elastics Compute Cloud

✅ Amazon Elastics Compute Cloud(Amazon EC2): provide secure resizable compute capacity in the cloud as amazon EC2 instances.

✅ When you're working aws those server are virtual and the servers you use to gain access to virtual servers is called EC2.

✅ Amazon EC2 instance types:

✅ Memory optimized instance: Ideal for high performance database.

✅ Storage optimized instance: suitable for data warehousing applications.

✅ General purpose instance: Balance compute , memory and networking resources.

✅ Compute optimized instance: Offer high performance processors.

✅ Accelerated computing resources: Use hardware accelerators or coprocessor to perform same function more efficiently than is possible in software running on cpu.

✅ Amazon EC2 pricing:

✅ On - Demand
✅ Amazon EC2 savings plans
✅ Reserved instance
✅ spot instance
✅ Dedicated hosts

✅ Scaling Amazon EC2:

✅ Amazon EC2 Auto Scaling: Amazon EC2 auto scaling enables you to automatically add or remove Amazon EC2 instances in response to changing application demands.

✅ By Amazon Ec2 auto scaling you can use two approaches.

✅ Dynamic scaling responds to changing demands.

✅ Predictive scaling automatically schedules the right number of amazon ec2 instance based on predicted demands.