Once EC2 appears, click on that. Step 2: Find the Instance ID. Select EC2 in the navigation panel and a list of instances will be displayed, together with their metrics: All you need is the Instance ID. Select ‘Change Termination Protection’ under ‘Instance Settings’. The loadbalancer which should be considered, is given as parameter to this function. Otherwise he will be denied access. How to delete Amazon EC2 instancesure that 1. An Amazon EMR cluster with termination protection enabled has the disableAPITermination attribute set for all Amazon EC2 instances in the cluster. How to Remove a Terminated EC2 Instance in AWS 1. The CloudTrail API name is LookupEvents. def terminate_instance(instance_id): ec2_client = boto3. Choose Create New Pipeline and enter the following information:. Detach the instance from your EC2 Auto Scaling group to remove it from the EC2 Auto Scaling console. resource('ec2') aws ec2 terminate-instances--instance-ids instance_id (Optional) If you are finished with the Amazon S3 bucket that you uploaded the bundle to, you can delete the bucket. Sep 21, 2015 at 21:42. Terminated instances remain visible after termination (for approximately one hour). If you want to reset an EC2 instance to a previously known good state, then you can create Snapshots of your EBS volumes. ec2. If you want to return instances to the warm pool instead, you can specify an. Specify the LookupAttributes and EndTime. (Optional) Terminate instancesYou can suspend and resume individual processes or all processes. aws opsworks delete-instance \ --region us-east-1 \ --instance-id 3a21cfac-4a1f-4ce2-a921-b2cfba6f7771. Follow the wizard to launch your instance. Complete LifecycleHooks manually. Stopping the instance does change your IP. Your compute environment will terminate if it is idle near the end of an AWS Billing Hour. Read fields UserID, Password, and Domain from prod/AD secret. Locate the instance you wish to delete or terminate on the Instances page in the Amazon EC2 console. After initializing the instance refresh process, I can see ongoing instance refreshes in the console: The following image demonstrates how an active Instance refresh looks in the EC2 Instances console. 3. . To help protect against data loss caused by accidental termination of an Amazon EC2 instance, consider the following options when you configure EC2 infrastructure: Turn on termination protection. On the Container Instance : id page, choose Deregister. In Actions column for the instance, choose Remove from Load Balancer. And started again: $ aws ec2 start-instances --instance-ids instance_id. Terminate Your Amazon EC2 Instances in Your Auto Scaling Group: You can remove an instance from an Auto. Delete your RDS database. 3. Adding instances in response to. You can specify how many instances should be running at all times & when to add or remove instances to accommodate more or less load. A Spot Instance interruption notice is a warning that is issued two minutes before Amazon EC2 stops or terminates your Spot Instance. When one is detected, the event rule triggers a Lambda function. You need further requirements to be able to use this module, see Requirements for details. Skip directly to the demo: 0:23For more details on this topic, see the Knowledge Center article associated with this video: Search for the instance that you would like to delete and right click on the instance. A common example is dealing with the remnants of terminated instances from Auto Scaling groups. This initiates one of the instances’ termination. To have an instance terminate itself do both of these steps: Start the instance with --instance-initiated-shutdown-behavior terminate or the equivalent on the AWS console or API call. 20. Shuts down the specified instances. 使用 AWS 命令行界面（AWS CLI）终止实例。. aws opsworks delete-instance --region us-east-1 --instance-id 3a21cfac-4a1f-4ce2-a921-b2cfba6f7771. Resolution. Add a tag to your instance . Stop or shut. Otherwise. I terminated an AWS EC2 instance because I incorrectly created it. On the Container Instance : id page, choose Deregister. You can use Amazon EC2 to launch as many or as few virtual servers as you need, configure security and networking,. AWS does provide SSM-Document to join EC2-instance to AD but doesn’t provide anything to remove stale objects upon termination. Skip directly to the demo: 0:23For more details on this topic, see the Knowledge Center article associated with this video: for the instance that you would like to delete and right click on the instance. If you do not specify the option to decrement the desired capacity, Amazon EC2 Auto Scaling launches instances to replace the ones that are terminated. And started again: $ aws ec2 start-instances --instance-ids instance_id. To delete an instancem use the following steps. Also check out other Regions - perhaps you’ve created some resources there as well?You signed in with another tab or window. In the popup window, click on Add User. Initialize On-Shutdown Policy. EC2インスタンスの削除保護を有効化してもShutdown behaviorによるterminateを防げないのは何故か #AWS - Qiita. Amazon EC2 Auto Scaling helps you maintain application availability and lets you automatically add or remove EC2 instances using scaling policies that you define. Each instance has a DisableApiTermination attribute with the default value of false (the instance can be terminated through Amazon EC2). The instance is not terminated immediately. Action examples are code excerpts from larger programs and must be run in context. Use the price and capacity optimized allocation strategy. This feature provides an extra measure of protection for stateful. Shutting down the instance from the operating system takes advantage of the Shutdown Behavior parameter that tells EC2 what to do when the operating system shuts down the computer. Select. To terminate an EC2 Instance from AWS CLI, run the following command where INSTANCEID is the instance id of the EC2 Instance. Amazon's documentation with regards to their autoscaling doesn't specify the termination process, but, AWS's documentation for ec2 in general does contain about what happens during the termination process -- that the machines is given a 'shutdown' command, and the default shutdown time on most systems is 30 seconds. Next, select the container instance ID to deregister. 使实例退出 InStandby 状态，以允许自动扩缩服务使用运. Terminate the instance using the AWS Command Line Interface (AWS CLI). Amazon EC2 Auto. Select the desired region: In the top-right corner of the console, click on the region dropdown. To terminate an instance using the AWS Command-Line Interface (CLI):. 2. If the EMR EC2 instance. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. you can check here. Delete. Share Toggle table of contents sidebar. Set your IAM permissions to allow for Amazon EC2 access. By doing this, your instances of the Elastic Beanstalk will be terminated once they are not responding. In the Terminate Instances dialog box, review the instance details then click Yes, Terminate to confirm your action. In the Amazon EC2 console, open the Instances pane and select an instance. This command will return a JSON output containing information about your instances. Termination means deletion so please be cautious and I recommend using --dry-run and --no-dry-run commands for being safe side. The terminate function is performed on a collection of instances you have already retrieved. My current idea is to delete the metrics for instances that are in the "Terminating" state, but the downside is that if I run the. Share. Suspending a process affects all instances in your Auto Scaling group. EC2 instances can be terminated for a variety of reasons, and since they may terminate abruptly their Active Directory objects may not be removed from Active Directory. Terminate an Amazon EC2 instance using an AWS SDK. The following steps will help you create a process utilizing Amazon’s Simple Queue Service (SQS) to remove terminated instances from Active Directory and to. Click “Yes, Stop” to stop the instance gracefully. Follow these steps to delete unused EC2 instances: Access the EC2 Console. In the search bar, choose Platform to select the operating system (such as Amazon Linux) and Root device type to select the root volume type (ebs). If you see RunInstances for that instance id, it will have all attributes including the ip for that instance. Unless you set the instance attribute not to delete the volume. ec2 = boto3. I ended up stopping the instance and terminating it but I got another bill this month as well for elastic cloud compute and EBS. Amazon Elastic Block Storage (EBS) is a service that provides virtual disks for use with Amazon EC2. aws autoscaling delete-auto-scaling-group --auto-scaling-group-name my-asg If the group has instances or scaling activities in progress, use the delete-auto-scaling-group command with the --force-delete option. Additionally, it allows us to access instances prior to termination. When an AWS EC2 instance is terminated, the AWS EBS volume attached to it either gets detached and deleted or just gets detached and doesn't get deleted. You cannot remove the terminated instance from the console. In the navigation pane, under Elastic Block Store, choose Snapshots. When you terminate an instance, any attached EBS volumes with the DeleteOnTermination block device mapping parameter set to true are automatically. By default, the value is one-time. EC2 has two important concepts here: instances and volumes. According to official documentation it will be remove automatically after some time. Currently, when I run the command aws ssm get-inventory the resulting list contains a lot of entries of the following pattern:There are 2 type of termination policy in AWS Auto scaling group. C: Create an Amazon CloudWatch alarm to recover the EC2 instance in case of failure. How do I remove a terminated EC2 instance from my Auto Scaling group? AWS OFFICIAL Updated 7. Install Datadog’s Agent to collect detailed metrics from your instances, applications, and infrastructure. Run a Windows PowerShell script to remove the computer from the domain. Delete Key Pair. --lifecycle-hook-name my-lifecycle-hook. ec2. How can I get the list of amazon ec2 instance using aws command line tool? I checked various available commands but could not fount one suitable for this purpose. Welcome back, everyone. Amazon Elastic Compute Cloud (Amazon EC2) provides on-demand, scalable computing capacity in the Amazon Web Services (AWS) Cloud. Customize termination policy. 7. Yes, you can delete a terminated EC2 instance. The EC2 instance will remain on the same hardware. Open the Functions page on the Lambda console. When Auto Scaling scales-in, it first chooses an AZ with the most instances (to remain balanced). Generally, the following behaviors mean that you've used Amazon EC2 Auto Scaling, EC2 Fleet, or Spot Fleet to scale your computing resources automatically based on criteria that you've defined:The script below will require instance ids. For example, you can suspend the HealthCheck and ReplaceUnhealthy processes to reboot instances without Amazon EC2 Auto Scaling terminating the instances based on its health checks. 若要終止 (刪除) 所有使用中的資源，請在個別「區域」中執行下列動作：. The "Delete on Termination" flag is for the volume attached to the instance which indicates whether you want to keep the storage after terminating your ec2-instance. However, rather than having Auto Scaling terminate an instance through a scale-in event, you can specifically remove an. Note: Stopping the instance before deletion ensures that all running processes are properly. Using Amazon EC2 reduces hardware costs so you can develop and deploy applications faster. Then you can start it again when needed. To stop the instance click Stop. The following code terminate an instance based on ID and Region. If you launch an instance that isn't within the AWS Free Tier, you are billed after you launch the instance and charged for the time that the instance is running, even if it remains idle. That instance is also part of an auto-scaling group, which scales on the group's. 1. By default, it's possible that Amazon EC2 Auto Scaling might terminate an instance that is 2. However, charges are still incurred for the resources on EBS volumes that you choose to preserve, according. terminate ()A: Launch the EC2 instance with two Amazon EBS volumes and configure RAID 0. Create an AMI of the EC2 instance. 12 min read · Tutorials Welcome to this Amaz (on)ing tutorial on how to delete EC2 instances in AWS. To determine your troubleshooting steps, use the instance's description in the Activity History view. Seamlessly joining Windows EC2 instances in AWS to a Microsoft Active Directory domain is a common scenario, especially for enterprises building a hybrid cloud architecture. In a nutshell, the default termination policy during scale in is designed to remove instances that use the oldest launch configuration. Alternatively, you can use EC2 Instance Connect to provide access to users without the need to share and manage SSH keys. I accidentally terminated an ec2 instance, but I have several snapshots of its volume. As part of an Amazon EC2 instance termination, the data on any instance store volumes associated with that instance is deleted. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Terminate Instance. This command produces no output. If you shutdown a machine, it default's to stop. In AWS web console go to EC2 Instances page, right click on instance you want to change -> Networking -> Change Security Group You can easily check that it is done without terminating or even stopping the instance. Using this AMI to launch new instances will automatically deploy Cloud Agents. Terminate the instance using the AWS Command Line Interface (AWS CLI). Reboot the instance from Windows "Start Menu" (or shutdown -r command in Linux)1. amazon. Please be warned that there is no way to recover the terminated instances in AWS. Any attached EBS volumes will be detached and deleted. Click on the instance and select the Terminate option. This is what you have terminated. Check if the instance has a tag “Terminate_On” If yes: 2. Under Basic information, for Function name, enter the name of your function. After your instance is terminated, it remains visible on the console for a short while, and then the entry is automatically deleted. I was looking for any option like Userdata that allows to execute any script before termination to gracefully terminate EC2 instance. Notice, that the instance will retain its instance id after startup but will be given a different public IP address. Any instance that you want to remove, must be stopped to be deleted. This operation is idempotent; if you terminate an instance more than once, each call succeeds. The high byte is used for internal purposes and should be ignored. 1. There's an Auto Scaling group scale down event. This includes Running instances, Stopped instances and any instances Terminated in the past 60 minutes. When you terminate an EC2 instance, the instance will be shutdown and the virtual machine that was provisioned for you will be permanently taken away and you will no longer be charged for instance usage. Choose Bills in the navigation pane. If you ever delete and terminate an ec2 instance, this video is for you!By th. Security. Deleting an EC2 instance in AWS might seem daunting at first, but by following the five simple steps outlined in this guide, you can safely delete instances and free up valuable resources. I've read that this deletes an instance, but it keeps reinstantiating itself. Improve this answer. Login to AWS Management Console and navigate to EC2 dashboard. So what you can do: check your snapshots and Volumes in the ec2 console. Complete LifecycleHooks manually. Terminated instances remain visible after termination (for approximately one hour). $ aws ec2 terminate-instances –instance-ids i-0e13c9d858a90fb9c i-07d3c83e849cb5c40. Create an AMI of the EC2 instance. Various system services will be stopped as a result of the button press event. Spot Instance interruptions. When the script is run, the user can specify which option they want to use and provide additional. How can this document fix my instance automatically? AWSSupport-ExecuteEC2Rescue creates the EC2Rescue instance in the same Availability Zone as your instance (but in an isolated VPC). Remove the default inbound security. Suspending a process affects all instances in your Auto Scaling group. 将该实例与 EC2 自动扩缩组分离，将其从 EC2 自动扩缩服务控制台中删除。. 停止或關閉所有 EC2 執行個體 和 負載平衡器 。. If you do not specify the option to decrement the desired capacity, Amazon EC2 Auto Scaling launches instances to replace the ones that are terminated. To do so, locate the instance you want to delete in the EC2 Console under the Instances page. 3. You can modify this instance attribute while the instance is running or stopped (in the case of Amazon EBS. AWS charges you only for instances that are running, and as long as you only have one running at any one time you will not be charged. Action examples are code excerpts from larger programs and must be run in context. if you have root volumes, make a snapshot of those you want to recover. Instance C and Instance D fail to terminate because at least one of the specified instances in us-east-1b (Instance C) is enabled for termination protection. com: $ ansible-playbook -i instance. I got a bill in November that I went over my usage limit without ever using the instance. 1) you need to mandate that users only ever run EC2 instances with some kind of tagging scheme, e. If your instance appears stuck in the stopping state after a period of time, there may be an. Navigate to the EC2 dashboard. This feature is available for both Amazon EC2 instance store-backed and Amazon EBS-backed instances. filter (InstanceIds = ids). Choose Instance state, Start instance. For more information, see Block Device Mapping in the Amazon EC2 User Guide for Linux Instances. 0. In this video, we will show you How to Delete an ec2 Instance from AWS Account. Solution 2: Edit the health check grace period for your Auto Scaling group to an appropriate time period for your application. How to terminate an EC2 instance?: We will use the terminate_instances method to terminate and remove our EC2 instance. This moves instances from Terminating state to Terminating:Wait state. B: Deploy the EC2 instance in a cluster placement group in an Availability Zone. After your instance is terminated, it remains visible on the console for a short while, and then the entry is deleted. . Alternatively, the Reaper looks for a lifetime tag–if. You can retrieve this by running the following command: aws ec2 describe-instances. With resource-level permissions, you can set permissions to reboot, start, stop, and terminate specific EC2 instances as well as set permissions to attach, delete, and detach EBS (Elastic Block Store) volumes. It then terminated instances until the running count was 0. How to Connect Your On-Premises Active. Amazon EC2 console. For instructions on how to avoid this problem, see Security groups on the EC2 Instances page of this guide. You can do this by selecting the instance in the AWS Management Console. To delete terminated EC2 Instances, locate the instance you want to delete in the EC2 Console under the Instances page. Any attached EBS volumes will be detached and deleted. AWSSupport-ExecuteEC2Rescue then attaches the root volume of your instance. 2. The only way I think of here is where the ec2-server is attached to auto-scaling group with min =1, you need to check the auto-scaling group and decrease the min to : 0. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Terminate the instance. If you want to keep the delay as short as possible, reduce the scrape/evalutation/refresh intervals. You aren't charged anything while it is in the terminated state. The control will fail if the security group is not associated with an Amazon EC2 instance or an elastic network interface. Choose Instance state, Terminate instance. When I create new EC2 instances I use an ansible dynamic inventory to create new cloudwatch metrics alarms. You can’t connect to or start an instance after you’ve terminated it. , 3. The Dashboard shows that you’ve got 2 EBS Volumes and 1 Elastic IP address - these are both chargeable resources. Delete any snapshots. 06 On the Change termination protection configuration. it’s common to want to protect all instances and remove protection only for instances with no current or scheduled tasks. You can see this action in context in the following code example: Get started with instances. Share. Amazon EC2 instances. Each instance has a DisableApiTermination attribute with the default value of false (the instance can be terminated through Amazon EC2). Terminated instances remain visible after termination (for approximately one hour). If demand decreases, or you need to service your instances, you can deregister instances from the load balancer. When an instance is terminated, the instance status changes to terminated. You can't delete it once it is associated with the instance. On the Container Instance : id page, choose Deregister. If following code sample is saved in a file named terminate_ec2. One possible option would be to create an AMI of your currently running instance, and relaunch it in your preferred VPC using that AMI. Select a snapshot to delete (look for the AMI ID from the prior step in the Description column). Instance C and Instance D fail to terminate because at least one of the specified instances in us-east-1b (Instance C) is enabled for termination protection. . To delete a key pair using the Console, follow these steps: 1. From the official definition: Auto Scaling is a web service designed to launch or terminate Amazon EC2 instances automatically based on user-defined policies, schedules, and health checks. In this video, you will learn how to Delete or terminate EC2 resources using AWS EC2 Dashboard, AWS is a very popular and large Cloud Hosting provider. Terminate an Amazon EC2 instance using an AWS SDK. import boto3. Detach the instance from the EC2 Auto Scaling group. No. Once you finish with the container instance, terminate the underlying Amazon EC2 instance. Though I’ll discuss a specific use case. UPDATE: There was a Price change Now free tier gets you a "micro instance" for 750hrs/mo for. You can use a tool such as cURL, as shown in the following example. owner=<username>. To terminate (delete) all your active resources, do the following in the respective Regions: Note: Deleted, terminated, or released resources can't be recovered. You can add the stop, terminate, reboot, or recover actions to any alarm that is set on an Amazon EC2 per-instance metric, including basic and detailed monitoring metrics provided by Amazon CloudWatch (in the AWS/EC2 namespace), as well as any custom metrics that include the InstanceId dimension, as long as its value refers to a valid running. To accomplish this, customers may have been required to manually attach an IAM instance profile on a per-instance basis or use. ”. You start instance refreshes in order to update the instances in your Auto Scaling group. To better understand the differences between the two volume types, see Storage options for your Amazon EC2 instances. The instance is not terminated immediately. If you use dynamic DNS to map an existing DNS name to a new instance's public IP address, it might take up to 24 hours for the IP address to propagate through the Internet. PRO TIP: If an instance is terminated, it will stay in AWS until it is manually deleted. The EC2 instances in an Auto Scaling group have a path, or lifecycle, that differs from that of other EC2 instances. ec2. --auto-scaling-group-name My_AutoScalingGroup. Reload to refresh your session. Improve this answer. To check whether you have active EC2 instances in other Regions, do the following: 1. This video shows how to clear the terminated EC2 instances and only show Running EC2 instances in list using the filter bar on top. If you want more practice, you could use the following to terminate the instances right from your IDE: import boto3. In this step, I create an automation document named LifeCycleHookDoc. Terminated instances stay in AWS for a certain period of time, depending on the instance type. For more information, see Resource errors. You signed out in another tab or window. Remove EC2 Instance Connect Endpoint; Service-linked role; Quotas; Connect your instance to a resource. Instance C and Instance D fail to terminate because at least one of the specified instances in us-east-1b (Instance C) is enabled for termination protection. Under Auto Scaling in the navigation pane of the Amazon EC2 console navigation pane, choose Auto Scaling Groups, and then select the instance's group. Follow. When Amazon EC2 interrupts a Spot Instance, it terminates the instance by default, unless you specify a different interruption behavior, such as stop or hibernate. 03 In the navigation panel, under Instances, choose Instances. The instance should go to terminating while it cleans up resources and shuts things down. This works because the AMI is created from the snapshot of deleted EC2 instance volume. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Once you terminate instance the request goes away. . The following code examples show how to terminate an Amazon EC2 instance. Amazon Elastic Compute Cloud (Amazon EC2) provides on-demand, scalable computing capacity in the Amazon Web Services (AWS) Cloud. This command produces no output. To preserve the root volume when an instance terminates, change the DeleteOnTermination attribute for the root volume to False. The contents of the boot volume is. Improve this answer. remove resource tags on applicable Amazon EC2 instances. To connect to a Windows EC2 instance. If you specify multiple instances and the request fails (for example, because of a single incorrect instance ID), none of the instances are terminated. Action examples are code excerpts from larger programs and must be run in context. $ aws ec2 modify-instance-attribute --instance-id instance_id--no-disable-api-termination Instances automatically launched or terminated. On the ‘Terminate Instances’ window, confirm by choosing ‘Yes, Terminate’. In the AWS Console select the EC2 service. Follow us on Twitter: Check out our. Here's the screenshot of EC2 web. Choose the instance and opt for the Terminate function. 0. To identify instances scheduled for retirement using the console. This automated solution to manage domain membership of dynamic fleet of Amazon EC2 instances should provide for: Seamless AD Domain joining when the new instances join the fleet and it should work both for Managed and native ADs; Automatic unjoining from the AD Domain and removal from AD the respective computer account. your subnet auto-assign setting is set to not allocate a public IP, 2. The contents of the file must be base64 encoded. Run shutdown -h now as root. Increase the minimum instances in Elastic BeanStalk to 3 and decrease it back to 2 after the third instance is up and terminate the problematic instance. As a result, new instances might not receive traffic while terminated instances continue to receive requests. 38It then replaces it with a new EC2 instance that it considers "healthy". You cannot remove the terminated instance from the console. A quick tutorial on how to remove an EBS volume that is currently attached to an instance. The EC2 instance will maintain it's existing public IP address. Instance C and Instance D fail to terminate because at least one of the specified instances in us-east-1b (Instance C) is enabled for termination protection. It will be marked as N/A, and out of service. Remove any existing EC2 instance profile from the instance. New in amazon. See: Deleting a DB Instance. Open the EC2 console and click Auto Scaling Groups in the left-side menu. Terminating an instance permanently deletes it. For the command to retrieve instance metadata from a Windows instance, see Retrieve instance metadata Amazon EC2 User Guide for Windows Instances. Terminated instances remain visible after termination (for approximately one hour). 9 hours into processing a 3-hour long job, rather than an instance that's currently idle. resource('ec2')You can force stop an EC2 instance when the instance appears to be stuck in the stopping or pending state. If Amazon EC2 must terminate your Spot Instances, the Spot request goes into a terminal state. For more information, see Install or update the latest version of the AWS CLI and Authentication and access credentials. In the navigation pane, choose AMIs. Your request will expire once the ValidUntil time is reached. Use one of the following methods to remove terminated instances from your EC2 Auto Scaling group that are still listed as Healthy and InStandby: Use the AWS Command Line Interface (AWS CLI) to terminate the instance. To answer your question, there are 2 kinds of request. ec2 module is use to create, terminate, start or stop an instance in ec2. On Ubuntu, you could set this up to happen in 55 minutes using:No (but Yes). As mentioned in the comments, I suggest working with AWS Powershell Module. Sorted by: 119. When you launch an instance, it enters the pending state. By default, EC2 instances are configured to stop, not terminate, when shut down, but customers can modify this behavior. After your instance is terminated, it remains visible on the console briefly, and then the entry is deleted automatically. The AWS Reaper works by checking and enforcing tags that are set on the EC2 instances. You can suspend and resume individual processes or all processes. Volumes. Terminated instances remain visible after termination (for approximately one hour). When you terminate an instance, the root device and any other devices attached during the instance launch are automatically deleted. Unfortunatly, when the instance is terminated the alarm isn't also removed leaving a growing list of alarms with "INSUFFICIENT_DATA" which have to be manually removed. 1 Answer. Click Users on the navigation menu on the left of the screen. When that’s. Terminate an InstanceHow To Delete Terminated Instance In AWS. Steps to Enable Termination Protection on an EC2 Instance using AWS Console. Here is the code for a Node. Instance-store volumes are temporary storage, which survive rebooting an EC2 instance, but when the instance is stopped or terminated (e. Select ‘Terminate’ under ‘Instance State’. 3. Install the Cloud Agent on an EC2 instance and convert it to an AMI. Click the Autoscaling Groups menu item. If you wish to remove an Amazon EC2 instance, go to the EC2 management console, select the instance, then go to the Actions menu and select Instance State -> Terminate. Cause 2: There is a mismatch between the health check grace period and the instance startup time. Instance C and Instance D fail to terminate because at least one of the specified instances in us-east-1b (Instance C) is enabled for termination protection. Click on “Actions” > “Instance State” > “Terminate. Use one of the following methods to remove terminated instances from your EC2 Auto Scaling group that are still listed as Healthy and InStandby: Use the AWS Command.