Sage-Tips

Can an EC2 instance have multiple instance profiles?

You can tag instance profiles only when you use the AWS CLI or AWS API. An instance profile can contain only one IAM role, although a role can be included in multiple instance profiles. This limit of one role per instance profile cannot be increased.

Does EC2 instance need IAM role?

You must create an IAM role before you can launch an instance with that role or attach it to an instance. Open the IAM console at https://console.aws.amazon.com/iam/ . In the navigation pane, choose Roles, Create role. On the Select role type page, choose EC2 and the EC2 use case.

What is the purpose of the instance profile in IAM?

An instance profile is a container for an IAM role that you can use to pass role information to an EC2 instance when the instance starts.

How many roles can be attached to an EC2 instance?

No. You can only associate one IAM role with an EC2 instance at this time. This limit of one role per instance cannot be increased.

How many IAM roles are associated with an EC2 instance?

one IAM role
You can only associate one IAM role with an EC2 instance at this time. This limit of one role per instance cannot be increased.

Can an instance profile have more than one role?

From the AWS user guide: An instance profile can contain only one IAM role. This limit cannot be increased. The instance can be assigned a role and that role can be assigned multiple policies.

Can we add multiple IAM roles to EC2 instance?

You can attach only one role to ec2 instance.

How do I delete an instance profile?

You cannot use the console to delete an instance profile unless it has the same name as the role….Deleting an IAM role (console)

1. In the navigation pane, choose Roles, and then select the check box next to the role name that you want to delete.
2. At the top of the page, choose Delete.

What is an AWS Identity and Access Management IAM instance profile?

By default, AWS Systems Manager doesn’t have permission to perform actions on your instances. Grant access by using an AWS Identity and Access Management (IAM) instance profile. An instance profile is a container that passes IAM role information to an Amazon Elastic Compute Cloud (Amazon EC2) instance at launch.

How do I associate an IAM role to an EC2 instance?

If you use the AWS Management Console to create a role for Amazon EC2, the console automatically creates an instance profile and gives it the same name as the role. When you then use the Amazon EC2 console to launch an instance with an IAM role, you can select a role to associate with the instance.

Why doesn’t my role name appear in the Amazon EC2 console?

If you created a role by using the IAM CLI or API, verify that you created an instance profile and added the role to that instance profile. Also, if you name your role and instance profile differently, you won’t see the correct role name in the list of IAM roles in the Amazon EC2 console.

How do I create an instance profile for an IAM role?

When you then use the Amazon EC2 console to launch an instance with an IAM role, you can select a role to associate with the instance. In the console, the list that’s displayed is actually a list of instance profile names. The console does not create an instance profile for a role that is not associated with Amazon EC2.

How do I get the iaminstanceprofileid of an Amazon EC2 instance?

Call the Amazon EC2 DescribeInstances operation to get the IamInstanceProfileId for the instance. Verify that the InstanceProfileId from the IAM operation matches the IamInstanceProfileId from the Amazon EC2 operation.

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