Use the purchase-host-reservation command to purchase the offering and provide the offeringId noted in the previous step. The following example purchases the specified reservation and associates it with a specific Dedicated Host that is already allocated in the AWS account, and it applies a tag with a key of purpose and a value of production.

2 weeks ago - AWS Config records when instances are launched, stopped, or terminated on a Dedicated Host. This information is paired with host-level information relevant to software licensing (e.g., the host ID, AMI IDs, and number of sockets and physical cores on the host).

October 27, 2025 - For example, when you allocate a R5 Dedicated Host, you can use a host with 2 sockets and 48 physical cores to run different R5 instance types such as r5.2xlarge, r5.4xlarge, and others on the same host. You can run any number of instances up to the core capacity associated with the host. The table below lists the instance family and instance size configurations ...

Dedicated Hosts support different configurations (physical cores, sockets, and VCPUs) that allow you to run instances of different families and sizes.

The following example allocates a Dedicated Host that supports untargeted instance launches in the specified Availability Zone, enables host recovery, and enables auto-placement. aws ec2 allocate-hosts \ --instance-type "m5.large" \ --availability-zone "eu-west-1a" \ --auto-placement "on" \ --host-recovery "on" \ --quantity 1

5 days ago - Amazon EC2 Dedicated Host is also integrated with AWS License Manager, a service which helps you manage your software licenses, including Microsoft Windows Server and Microsoft SQL Server licenses. In License Manager, you can specify your licensing terms for governing license usage, as well as your Dedicated Host management preferences for host allocation and host capacity utilization.

Select Review & Launch and launch the instance, you can launch the instance without a keypair for our purposes. Proceed to the Dedicated Hosts EC2 menu to see the newly allocated dedicated host. Proceed to the AWS License Manager License Configration menu to see the newly consumed cores from ...

Select the Dedicated Host > Actions > Modify host. Select off in the Host maintenance field. ... Use the modify-hosts command. aws ec2 modify-hosts \ --host-maintenance on \ --host-ids h-0d123456bbf78910d

For more information, see Reference for Amazon EC2 instance configuration parameters. Choose Launch instance. ... Use the run-instances command and specify the instance affinity, tenancy, and host in the --placement option. To launch onto a specific Dedicated Host with host affinity (instance ...

After AWS Config starts recording configuration changes to your hosts and instances, you can get the configuration history of any host that you have allocated or released and any instance that you have launched, stopped, or terminated. For example, at any point in the configuration history of a Dedicated Host, you can look up how many instances are launched on that host, along with the number of sockets and cores on the host.

5 days ago - No, when you allocate a host, the instance size configuration will be uniform across the entire host. A: Yes. Dedicated Hosts powered by the Amazon Web Services Nitro System support multiple instance types within the same instance family on a single host. For example, you can run r5.2xlarge ...

When launching an instance, you need to configure its tenancy. Launching an instance onto a Dedicated Host without providing a specific HostId enables it to launch on any Dedicated Host that has auto-placement enabled and that matches its instance type.

The following example changes the specified instance's affinity from default to host, and specifies the Dedicated Host that the instance has affinity with. aws ec2 modify-instance-placement \ --instance-id i-1234567890abcdef0 \ --affinity host \ --tenancy host \ --host-id h-012a3456b7890cdef

November 14, 2025 - Yes, in order to launch an instance while using AWS License Manager, you need to attach a host resource group to your license configuration in AWS License Manager and set up license rules so that new instances are launched as per your capacity requirements. A host resource group is a group of Dedicated Hosts that you can manage as a single entity.

February 28, 2024 - AWS Interconnect - multicloud is easy to configure and provides high-speed, resilient connectivity with dedicated bandwidth, enabling customers to interconnect AWS networking services such as AWS Transit Gateway, AWS Cloud WAN, and Amazon VPC to other cloud service providers with ease. ... Are these answers helpful? Upvote the correct answer to help the community benefit from your knowledge. ... Dedicated hosts and dedicated instances are compared in the documentation: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/dedicated-instance.html

October 27, 2025 - The process of allocating a Dedicated ... that you’d like to allocate. You need to specify the Availability Zone, the instance type configuration of the host(s), quantity, and an optional instance auto-placement attribute....

This allows Dedicated Hosts to be allocated, modified, and released. # Create a new host with instance type of c5.18xlarge with Auto Placement # and Host Recovery enabled. resource "aws_ec2_host" "test" { instance_type = "c5.18xlarge" availability_zone = "us-west-2a" host_recovery = "on" auto_placement = "on" }Copy ... region - (Optional) Region where this resource will be managed. Defaults to the Region set in the provider configuration...

In the Key field, select Allow Dedicated Host Sharing. In the Value field, select true. Click Submit. The configuration is displayed in the System Config tab.

Dedicated Instances are EC2 instances that run on hardware that's dedicated to a single AWS account. This means that Dedicated Instances are physically isolated at the host hardware level from instances that belong to other AWS accounts, even if those accounts are linked to a single payer account.

This Partner Solution is for IT infrastructure architects, administrators, and DevOps professionals who are planning to implement a Dedicated Hosts environment while bringing their own eligible Microsoft software licenses to AWS. The Partner Solution automates the process of setting up the AWS License Manager license configuration and associating it with a host resource group.