What is a server instance?

What does instance mean in server?

An instance is a single copy of the software running on a single physical or virtual server. If you run two copies of the software on the same physical or virtual server, that counts as two instances.

What is the difference between a server and an instance?

A server is a (physical or virtual) machine hosting SQL Server software. An instance is a collection of SQL Server databases run by a single SQL Server service, ahem, instance. You can view each separate instance you're running in your service console. Each instance can be started or stopped individually.

What is the difference between an instance and a server AWS?

Is there a difference between launching a Server and launching an Instance? When you launch a Server, an Instance will be launched in the specified cloud infrastructure. You cannot launch a Server without subsequently launching an Instance. However, you can launch an Instance directly from a machine image.

What is Windows Server instance?

An instance is a virtual server in the AWS Cloud. With Amazon EC2, you can set up and configure the operating system and applications that run on your instance. When you sign up for AWS, you can get started with Amazon EC2 using the AWS Free Tier .