Use the New-EC2Instance AWS Tools for Windows PowerShell command, and in the PowerShell To launch an instance into a host resource group Option and specify the host resource group ARN. Placement request parameter, omit the Tenancy Use the run-instances AWS CLI command, and in the For more information, see Host ResourceĪWS CLI To launch an instance into a host resource group Resource group does not have a host with available instance capacity, Amazon EC2Īutomatically allocates a new host in the host resource group, and then launches the When you launch an instance into a host resource group that has a Dedicated Host withĪvailable instance capacity, Amazon EC2 launches the instance onto that host. Instance affinity, tenancy, and host in the Placement Use the New-EC2Instance AWS Tools for Windows PowerShell command and specify the PowerShell To launch an instance onto a Dedicated Host Use the run-instances AWS CLI command and specify the instanceĪffinity, tenancy, and host in the Placement request Information, see Launch an instance using defined parameters.ĪWS CLI To launch an instance onto a Dedicated Host Instance always restarts on this specific host.įor more information about Affinity, see Understand auto-placement andĬonfigure the remaining instance options as needed. Select the Dedicated Host ID - If stopped, the Host, but it is not guaranteed to restart on the The instance launches onto the specified The host also has host recovery enabled and it The following commandĪllocates a Dedicated Host that supports multiple instance types from theĪvailability Zone. (Optional) Choose Add Tag and enter a tag Instance family must be powered by the Nitro M5.4xlarge instances onto the Dedicated Host. Enabling this allows you to launchĭifferent instance sizes from the same instance family Types in the selected instance family, select (Optional) Choose Add new tag and enter a To enable host recovery for the Dedicated Host, for Hostįor Quantity, enter the number of Dedicated Hosts To allow the Dedicated Host to accept untargeted instance launches thatĪuto-placement, see Understand auto-placement and For example, if you choose this optionĪvailability Zone in which to allocate the Dedicated Host. This allows you to launch a single instance Type within the selected instance family, clear To configure the Dedicated Host to support a single instance Forįamily and choose this option, you can launch Sizes from the same instance family onto the Dedicated Host. Types in the selected instance family, forĮnabling this allows you to launch different instance To configure the Dedicated Host to support multiple instance You can allocate a Dedicated Host using the following methods. Require smaller and larger instance sizes on N-type hosts at the same time, you mustĪllocate separate hosts for the smaller and larger instance sizes. Other instance families support only one instance size on theĭue to a hardware limitation with N-type Dedicated Hosts, such as C5n, M5n, and R5n, youĬannot mix smaller instance sizes ( large, xlarge, andĢxlarge) with larger instance sizes ( 4xlarge, Support for multiple instance sizes of the same instance family on the sameĭedicated Host is available for the following instance families: A1, C5, M5, R5, C5n, M5n, R5n, and T3. Made available in your account immediately and you can start launching instances After you allocate the Dedicated Host, the Dedicated Host capacity is To begin using Dedicated Hosts, you must allocate Dedicated Hosts in your account using the Amazon EC2Ĭonsole or the command line tools. Groups in the AWS License Manager User Guide. This allows you to launch instances ontoĭedicated Hosts without manually allocating and managing those hosts. When creatingĪ host resource group, you specify the host management preferences, such asĪuto-allocate and auto-release, for the Dedicated Hosts. Group, which is a collection of Dedicated Hosts that are managed as a single entity. With License Manager, you can create a host resource Host, direct them to launch on a different host, and then releaseĭedicated Hosts are also integrated with AWS License Manager. If you no longer need an On-Demand host, you can stop the instances running on the When an instance is stopped and restarted, the HostĪffinity setting determines whether it's restarted on the same, or a You must select a specific host for the instance to launch on to, or you canĪllow it to launch on to any host that has auto-placement enabled and matches its Instances onto the hosts by specifying host tenancy for the To use a Dedicated Host, you first allocate hosts for use in your account.
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