Troubleshoot an unreachable instance. They told me the following: "your account was closed more than 90 days ago, after the Post-Closure Period we will not be able to re-open the closed account. EC2 Amazon Machine Images (AMIs). Theo mặc định, khi ta bắt đầu shutdown từ instance dựa trên Amazon EBS (sử dụng lệnh shutdown hoặc lệnh poweroff ), instance đó sẽ stop. To terminate active resources under different services, do the following: Open the AWS Management Console. Now here you can see your all EC2 Instances which have IAM role AmazonEC2RoleForSSM attached to it. You can use the new AMI to launch an instance. We answered the most commonly asked AWS interview questions to help you better understand AWS product offerings. Select the resource type that you want to back up; for example, choose EC2 for Amazon EC2. AWS Backup identifies parameters with values that might not be valid or that might result in an invalid restore. Step 1) Detach your root volume from your machine using AWS console. Then, select your instance's group. How do I re-create a terminated EC2 instance? Amazon Web Services 666K subscribers Subscribe 2. C:> aws ec2 modify-instance-attribute --instance-id instance_id --no-disable-api-termination. Instead, use AWS Backup to delete the corresponding recovery points in the backup vault. 使用以下方法之一从 EC2 自动扩缩组中移除仍列为 Healthy 和 InStandby 的已终止实例：. Importing a PostgreSQL database from an Amazon EC2 instance; Using the copy command to import data to a table on a PostgreSQL DB instance; Importing data from Amazon S3 into RDS for PostgreSQL; Transporting PostgreSQL databases. For AWS service, choose EC2. I tried creating detaching the volume of the new. You can specify up to 20 IDs in a single request. Initiates a Job for terminating the EC2 resources associated with the specified Recovery Instances, and then will delete the Recovery Instances from the Elastic Disaster Recovery service. Use the following T-SQL command to drop the master user as a member of these two roles: USE [database_name]; GO ALTER ROLE [db_denydatawriter] DROP MEMBER [master_user]; ALTER ROLE [db_denydatareader] DROP MEMBER [master_user]; GO. Recovery instances overview You can manage your recovery instances on the Recovery instances page. The instance exceeded its specified keep-alive parameters. Amazon CloudWatch monitors your cloud resources and applications, including Amazon Elastic Compute Cloud (Amazon EC2) instances. 1. small to t3. If you do not want to terminate one or more instances, you can detach them before you delete the Auto Scaling group. Hit OK to save settings and close the windows. You can launch EC2 instances onto a Dedicated Host. Deleting an instance also deletes any associated logs or data, and any volumes on the instance. Initially, open the Amazon EC2. Note: Remember if the IAM role is not. Click the instance that you're interested in. Please note that the email address registered to an AWS account at the time of the account closure cannot be used to create a new AWS account,. Click Terminate instance. You can't recover a terminated instance or terminated EBS volumes. For instructions on how to avoid this problem, see Security groups on the EC2 Instances page of this guide. Recover Instance. Create an instance recovery alarm. Amazon EC2 Auto Scaling now lets you control which instances to terminate during a scale-in event by allowing you to provide a custom function that selects which instances to terminate. 4. So you would restore the full RDS instance and use it to: replace the "old" instance (all databases), or. In the confirmation dialog box, select “Yes, Terminate”. another scaling activity launches a new instance to replace the terminated instance (Correct) Amazon EC2 Auto Scaling creates a new scaling activity for launching a new instance to replace. The procedures in this documentation use the CloudWatch console. For example, rebuilding an environment with an Amazon RDS database instance creates a new database with the same configuration, but does not apply a snapshot to the new database. 5 ) Validate the configuration. This will exit with a return code of 255 after 40 failed checks. 3. If your instance fails a status check, then you might need to reboot the instance or change the configuration. Your instance goes from the pending state to the terminated state. Type: Array of strings. Terminated instances cannot be recovered. This means that EC2 Mac Instances are included. Data replication status The Data replication status category shows the current data replication status of the recovery instance. 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. Click on the instance and select the Terminate option. For Actions, choose Restore Snapshot. You cannot remove the deleted instance from the console display. recovery. In my immediate case, I am using the AWS Terraform provider to create an aws_eks_node_group resource; in other words,. 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: Amazon CloudWatch action based recovery does not support recovery for instances with Amazon EC2 Dedicated Hosts tenancy and metal instances. Theo mặc định, khi ta bắt đầu shutdown từ instance dựa trên Amazon EBS (sử dụng lệnh shutdown hoặc lệnh poweroff ), instance đó sẽ stop. 3. Auto Scaling is a web service designed to launch or terminate Amazon EC2 instances automatically based on user-defined policies, schedules, and health checks. But all I can think of is if you paid a billion dollars to AWS and noticed within 30 seconds you had terminated the wrong instance you might have some hope of resurrecting an instance. One common reason is that the security group of another environment has a dependency on the security group of the environment that you want to terminate. 3. On the EC2 console, go to Elastic Block Store/Volumes and find your C: disk volume, and Detach it. Replication servers are lightweight Amazon EC2 instances that are used to replicate data between your source servers and AWS. Your instance goes from the pending state to the terminated state. Host recovery states. instances. Volumes attached after instance launch continue running. large. If an instance becomes unreachable due to a. Try a different instance configuration. Click on the instance and select the Terminate option. The following screenshot shows one database instance already set. Choose Create read replica. After the read replica is created, you can see it on the Databases page in the RDS console. You can add tags to an active Amazon EMR cluster. In the navigation pane, choose Snapshots. This command will return a JSON output containing information about your instances. These approaches offer lower costs, higher scalability, and more durability to meet recovery time objective (RTO), recovery point objective (RPO. This operation is asynchronous and returns before the WorkSpaces have been completely terminated. If the check box for Delete on Termination is checked, the volume(s) will delete upon termination of the EC2 instance. Data changes at the source instance stream to Read Replica using streaming replication. f. Connect to your instance and mount the volume. Terminated or stopped instances cannot be recovered. The rule is NON_COMPLIANT if the state of an Amazon EC2 instance has been stopped for longer than the allowed number of days, or if the amount of time cannot be determined. English. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Click on launch and perform the other config, security groups, private key, etc…. Ta Dah! You've just recovered the data, no hacking involved. Amazon EC2 instances – Stop or delete (terminate) the Amazon EC2 instances that you provisioned. Quick Guide: How to Cancel Amazon AWS and Get a Full Refund. Terminate or delete all billable services. AWS continues to bill for Elastic IP addresses associated with a stopped instance. This page displays all of the recovery instances that you have. To increase log retention on an Amazon RDS DB instance, use the following procedure. The easiest way is to give the EC2 instance a different resource name and update the stack. Enter your account details at the Amazon AWS website. If you would like to suggest an improvement or fix for the AWS CLI, check out our contributing guide on GitHub. Use the list-snapshots-in-recycle-bin AWS CLI command. But CloudWatch cannot recover terminated instances so I would think option A is suitable for this scenario. The source machine has access to the AWS Elastic Disaster Recovery service. Language. sql file within the amazon-rds-for-sql-server-custom. One must opt for EBS or S3 in such cases. To delete an EC2 instance using the CLI, you'll need its Instance ID. I created a new ec2 instance and I want to have an identical environment (files, installed programs) to the previous instance when the snapshot was taken. I accidentally terminated an ec2 instance, but I have several snapshots of its volume. Choose Yes, Terminate when prompted for confirmation. You will be able to infer that one of your instances is frozen by taking a look at the metrics, but CloudWatch won't e. No entanto, você pode usar os seguintes métodos para recriar a instância encerrada: Use snapshots do Amazon EBS ou backups de imagens de máquina da Amazon (AMI) para iniciar uma instância do EC2. Auto Scaling does not start/start instances. Once you’ve selected “terminate,” you will receive a pop-up confirmation. For more information, see Resource errors. For Filter, select Waiting for ELB connection draining to confirm if the group is waiting to. If your definition of a disaster goes beyond the disruption or loss of a physical data center to that of a Region or if you. rds_task_status @task_id= 16. Posted On: Oct 16, 2023. When an instance reaches its scheduled retirement date, it is stopped or terminated by AWS. resource('ec2') # iterate through instance IDs and terminate them for id. To search for an instance type that meets your requirements, see Find an Amazon EC2 instance type. 3, 2023 extended to work for Bare Metal EC2 Mac Instances. Submit the request again after Amazon RDS has completed the DB snapshot. After 1 hour instance is gone. 6 – Launch instance from new AMI. AWS CloudFormation treats a stack as a collection of AWS resources that customers can manage as a single unit. If the instance was started in the last 90 days, you can get the information you want from Cloudtrail dashboard. Both services allow you to: Reduce disaster recovery infrastructure and operational costs. You can back up the data on your Amazon EBS volumes by making point-in-time copies, known as Amazon EBS snapshots. While you can enable logging through EC2 instance guest OSes and through various other tools and applications running in the AWS cloud, you can also enable centralized logging through CloudTrail, which is designed to show you the administrative actions that have been performed across the various AWS services. Workloads that need to run for long periods of time without interruption D. The JSON string follows the format provided by --generate-cli-skeleton. If you experience a disaster in the middle of a drill, you can launch a new recovery. Amazon EC2 Auto Scaling is a fully managed service designed to launch or terminate Amazon EC2 instances automatically to help ensure you have the correct number of Amazon EC2 instances available to handle the load for your application. Hopefully you've been taking regular EC2 snapshots or have a configuration management solution so you can easily rebuild the machine. I tried creating detaching the volume of. If an instance becomes impaired because of an underlying hardware failure, the instance is automatically recovered. ; Defined duration —you can get a spot instance guaranteed to run for a period of 1-6 hours. Possible states include: Not started – Data. Recycle Bin is a data recovery feature that enables you to restore accidentally deleted Amazon EBS snapshots and EBS-backed AMIs. Today, Amazon EC2 announces automatic recovery by default, a new feature that makes it even easier for customers to recover their instance when it becomes unreachable. Amazon EC2 shuts down and deletes your instance. When Amazon EC2 interrupts a Spot Instance, it either terminates, stops,. When Amazon EC2 reclaims a Spot Instance, we call this event a Spot Instance interruption. Amazon Relational Database Service (Amazon RDS) for SQL Server now supports Microsoft SQL Server 2022 for Express, Web, Standard, and Enterprise. If you lose the private key for an instance store-backed instance, you can't access the instance; you should terminate the instance and launch another instance using a new key pair. This action might take several minutes. Posted On: Mar 30, 2022. Instance terminates immediately Description. terminate-recovery-instances¶ Description¶ Initiates a Job for terminating the EC2 resources associated with the specified Recovery Instances, and then will delete the Recovery Instances from the Elastic Disaster. An instance reboot is equivalent to an operating system reboot. Access the Amazon ECS console. 0 coins. send you an email when your app is down or too slow, for example. 1. An instance is scheduled to be retired when AWS detects irreparable failure of the underlying hardware that hosts the instance. The user's data is destroyed. If you've closed your account within the last 90 days, then contact AWS Support to reopen your account using the following steps: Sign in to your AWS account as the root user. 6 – Launch instance from new AMI. Amazon EC2 is Virtual Machine (VPS) offered by Amazon AWS cloud. Description ¶. For more information, see Force stop the instance. For more information, see. Optimize CPU options. Automation reduces the operational overhead of managing source servers and. Instance retirement. Then, choose Delete on the next page. The recovery instance information page shows the Instance ID at the top. You can create an EC2 Fleet, in which you specify the desired. You can create an Amazon CloudWatch alarm that monitors an Amazon EC2 instance and automatically recovers the instance if it becomes impaired due to an underlying hardware failure or a problem that requires AWS involvement to repair. ; Choose the Instance ID of the EC2 resource that you want to protect. Note: By default, AWS Elastic Beanstalk environments use Auto Scaling groups to launch EC2. However, you can use the following methods to re-create the terminated instance: Launch a replacement EC2 instance using Amazon EBS snapshots or Amazon Machine Images (AMI) backups that were created from the terminated Amazon EC2 instance. 1. You can also use Amazon CLI to do this. The example below shows how to: botocore. For more information about using this API in one of the language-specific AWS SDKs, see the following: AWS Command Line Interface. An Elastic IP address is allocated to your AWS account, and is yours until you release it. Note Specifying instance attributes is supported only when using Auto Scaling groups, EC2 Fleet, and Spot Fleet to launch instances. We are using the failure event of an EC2 instance as a trigger for our automated recovery. For Instance and Device name, enter the instance ID and device name that you wrote down in Step 2, and then choose Attach volume. You can restore a resource from the. On the IAM console, delete the policies and roles you created. Increasing binary log retention for Amazon RDS DB instances. Click or tap EC2 in the list of services on the dashboard homepage, then terminate all instances and additional add-ons. You can’t use snapshots to launch a new instance, but you can use them to replace volumes on an existing instance. The instance is. 4. AWS Documentation Amazon EC2 User Guide for Linux Instances. 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. Click Terminate. AWS Docs - Cancel Spot Instance. For more information, see Instance retirement. You can specify up to 20 IDs in a single request. terminate-recovery-instances¶ Description¶ Initiates a Job for terminating the EC2 resources associated with the specified Recovery Instances, and then will delete the Recovery Instances from the Elastic Disaster. Shuts down the specified instances. Procedure. To delete a key pair using the Console, follow these steps: 1. Step 5) Now go to that. Step 3: Prep workspaces and do a one-time copy. The high byte is used for internal purposes and should be ignored. 2. A customer relationship management (CRM) application runs on Amazon EC2 instances in multiple Availability Zones behind an Application Load Balancer. I went from t3. When you launch an instance using the new AMI, Amazon EC2 creates a new EBS volume for the instance's root volume using the snapshot. Instance terminates immediately Description. You can use the reboot and recover actions to. You can also access the recovery instance details view by selecting the checkbox to the left of the recovery instance and choosing the View instance details option under the Actions menu. Virginia) Region with pricing as of 18 th July 2022 with on-demand modelling: $0. In the navigation pane, choose Instances. Initiates a Job for terminating the EC2 resources associated with the specified Recovery Instances, and then will delete the Recovery Instances from the Elastic Disaster Recovery service. Schedule type: Periodic. Restore a terminated ec2 instance from a snapshot. First, store your Spot Instance data in a database, such as Amazon Relational Database Service or Amazon DynamoDB -- or you can even use Amazon S3. By using an Elastic IP address, you can mask the failure of an instance or software by rapidly remapping the address to another instance in your account. This initiates your backup job immediately and enables you to. Choose Create read replica. Cloudformation will interpret that as you creating an entirely new instance and create it. Recycle Bin. For more information, see. Select the key-pair to access your Instance. Terminate the instance (either manually or due to the bid price threshold). Amazon EC2 Auto Scaling helps you maintain application availability through fleet management for. . When using Recycle Bin, if your resources are deleted, they are retained in the Recycle Bin for a time period that you specify before being permanently deleted. Ta có thể tạo Amazon CloudWatch alarm để theo dõi Amazon EC2 instance và tự động khôi phục (restore) instance nếu instance đó bị hỏng (impaired) do lỗi phần cứng bên dưới hoặc sự cố cần sự tham gia của AWS để sửa chữa. However, you can create a new, identical AMI using one of the following: Amazon Elastic. Add Windows components using installation media. Terminated or stopped instances cannot be recovered. Elastic Beanstalk might fail to terminate your environment. By default, when you initiate a shutdown from an Amazon EBS-backed instance (using the shutdown or poweroff commands), the instance stops. Workloads that are critical and need Amazon EC2 instances with termination protectionThis procedure requires a stop and start of the EC2 instance. To disable termination protection using the AWS CLI, use the following command. This operation is idempotent; if you terminate an instance more than once, each call succeeds. b. Initiates a Job for terminating the EC2 resources associated with the specified Recovery Instances, and then will delete the Recovery Instances from the Elastic Disaster Recovery service. After studying this resource, you will be able to answer any AWS service. filter (InstanceIds = ids). Recycle Bin is a data recovery feature that enables you to restore accidentally deleted Amazon EBS snapshots and EBS-backed AMIs. In the following screenshot, we can see status Success along with duration, source backup file, and database name. On the 4th step of creating EC2-Instance I selected the volume . Replace the new instance’s key pair with the lost key pair’s instance. This auto-healing feature is usually helpful because instance failures are detected fast, and Auto Scaling groups quickly replace the impacted instances. For more information, see Types of status checks. For each retention rule, you specify one or more tag key and value pairs. Delete Key Pair. Here, we’re using Amazon Console to restore the terminated instance. Today, AWS Elastic Disaster Recovery (AWS DRS) announces the general availability of Recover Into Existing Instance, which allows you to recover. To manage changes and attachments of an EBS block to an instance, use the aws_ebs_volume and aws_volume_attachment resources instead. Here is the result: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. When an instance reaches its scheduled retirement date, it is stopped or terminated by AWS. within this period, we can know the details of the machine as it was while. –Method 1: By using AMI (Amazon Machine Image) By using this method, we don’t need to power off the running EC2 instance and we can recover the web application service that is running on the. Disabled. You can use the stop or terminate actions to help you save money when you no longer need an instance to be running. If the process is for any reason delayed, replication lags. Try a different instance configuration. In the confirmation dialog box, review the last accessed information, which shows when each of the selected roles last accessed an AWS service. 2 ) Create a new volume from the snapshot. Click “Yes” to confirm. Tag-level retention rules — A tag-level retention rule uses resource tags to identify the resources that are to be retained in the Recycle Bin. In the navigation pane, choose Instances. You can track cloud, system, and application metrics, see them in graphical form, and arrange to be notified (via a CloudWatch alarm) if they cross a threshold value that you specify. There was an Elastic IP related to this configuration and had to remove by. For Windows, use Windows services management console (services. 3. To rebuild a running environment. Or omit the --snapshot-id option to view all snapshots in the Recycle Bin. If the instance root device is an EBS volume, the instance is stopped; if it is an instance store volume, the instance is terminated. On Amazon EC2, when you use an EBS volume as the root device for an EC2 instance, the "Delete on Termination" flag defaults to true, meaning the volume will automatically be deleted when you destroy the instance. Previously, you could use one of the predefined termination policies to determine which instances Auto Scaling would terminate. EC2 Auto Scaling helps you maintain application availability through fleet management for EC2 instances,. Hi Team, What is the best approach to recover the instance in case it is failure. It shows Replica in the Role column. Cause. For instances with instance store volumes as the root device, we recommend launching replacement instances on a different Dedicated Host using the most recent Amazon Machine Image, and migrating all available data to the replacement instances before the specified termination date. Source: AWS You can select from one of two pricing options for spot instances: Regular spot pricing —instances can be terminated with 2 minutes notice. Choose Instance state, Terminate instance. Step 2: Find the Instance ID. If you would like to suggest an improvement or fix for the AWS CLI, check out our contributing guide on GitHub. A snapshot is an incremental backup, which means that we save only the blocks on the device that have changed since your most recent snapshot. Please follow the below steps to recover the key. Amazon EC2 performs automated checks on every running EC2 instance to identify hardware and software issues. Wait until JMESPath query Reservations[]. Stop the instance. Then, the read replica has two options:You can monitor the status of your instances by viewing status checks and scheduled events for your instances. This message (FAILED_TO_ESTABLISH_RECOVERY_INSTANCE_COMMUNICATION). aws. 01 per hour. com So what you can do: check your snapshots and Volumes in the ec2 console. Primary - Deploy LS Tracking. This is slightly cheaper than the cost of active database storage, which is billed at $0. 01 per hour = $7. SpreadDomain -> (string) HostResourceGroupArn -> (string) If you specify this parameter, either omit the. Share. Method 1: Use the EC2 serial console. In my case, this directory is “C:Program FilesAmazonAWSCLIV2”. Also, you should be able to see the instance in the AWS console for a period of time, listed as terminated, and you can view the instance's system console. 使用 AWS 命令行界面（AWS CLI）终止实例。. To stop and start the instance, complete the following steps: Open the Amazon EC2 console and then select the instance. Amazon EC2 doesn't keep a copy of your private key; therefore, if you lose a private key, there is no way to recover it. Rule: AWS Cloud: Network ACL Changes: Detects changes to the Access Control List (ACL). Recycle Bin is a data recovery feature that enables you to restore accidentally deleted Amazon EBS snapshots and EBS-backed AMIs. The valid values are: 0 (pending), 16 (running), 32 (shutting-down), 48 (terminated), 64 (stopping), and 80 (stopped). An Amazon EMR cluster consists of Amazon EC2 instances, and a tag added to an Amazon EMR cluster will be propagated to each active Amazon EC2 instance in that cluster. Note: Remember if the IAM role is not. I did check cloud trail > event history and found that despite I only selected to stop one of the instances , "CCSSession" as a user terminated both instances instead of stopping 3 seconds later. First, select the primary web server and click on the Actions >Instance settings > Create Image. PDF RSS. 2. Permissions Accessing the EC2 instance even if you loose the pem file is rather easy. Currently, changes to the ebs_block_device configuration of existing resources cannot be automatically detected by Terraform. If your instance fails a status check, then you might need to reboot the instance or change the configuration. Go to EBS volumes, select the root volume. To ensure that the data volume is deleted upon termination of the instance, choose Advanced. Elastic Disaster Recovery makes it easy for you to launch drill instances as frequently as you want. msc) or command line (for example, get-services PowerShell). We use the Amazon Machine Image (AMI) you specified at launch to boot the instance. The feature of replacing Root Volumes was introduced in April 2021 and has just been Feb. Deprecated: Collect metrics using. Choose the Activity History view. Restore a terminated ec2 instance from a snapshot. a. Use the list-images-in-recycle-bin AWS CLI command. To disable termination protection using the Amazon EC2 console, select the instance and then choose Actions, Instance Settings, Change Termination Protection. Now stop the lost pem file instance. Click on EC2 from the search results. --cli-input-json (string) Performs service operation based on the JSON string provided. 1. 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. An instance is scheduled to be retired when AWS detects irreparable failure of the underlying hardware that hosts the instance. An instance is scheduled to be retired when AWS detects irreparable failure of the underlying hardware that hosts the instance. NET. Não é possível recuperar a instância original do Amazon EC2 nem quaisquer volumes que foram excluídos como parte do processo de encerramento. The EBS volume should be in available status. 3. User Guide. Ta không thể khôi phục các instance đã kết. In the left navigation bar, select the “Network & Security -> Elastic IPs” menu item. amazon. If the EC2 instance was created by an ASG, you can simply terminate the instance and the ASG will create a new one to replace it. A user or application inside your server rebooted the instance. If an instance is unhealthy, Amazon EC2 Auto Scaling will replace it regardless of which feature you use (unless you suspend the ReplaceUnhealthy process). The AWS Elastic Disaster Recovery Console will show the percentage completed and the time left. Step 2: Go to Session Manager in AWS systems manager. It’s quite easy and you need to perform a few quick steps to delete an instance in AWS. 8K views 11 months ago AWS Knowledge Center Videos For more details see the Knowledge Center. If you cancel a Spot Instance request, an EC2 Fleet, or a Spot Fleet, Amazon EC2 terminates any associated Spot Instances that are stopped. PDF RSS. . For DB Instance Identifier, enter the name for the restored DB instance. After the instance is ready for you, it enters the running state. Note: By default, AWS Elastic Beanstalk environments use Auto Scaling groups to launch EC2 instances. My Amazon Elastic Compute Cloud (Amazon EC2) instance was terminated, but I want to recover or restore data from that instance. How to Remove a Terminated EC2 Instance in AWS. AWS. Name returns terminated for all elements when polling with describe-instances. Important: To avoid content errors in this content extension, keep the associated DSMs up to date. Choose Instances, and then select the instance that you want to use to create the AMI. NOTE: A dedicated host is automatically associated with a License Manager host resource group if Allocate hosts automatically is enabled. A snapshot is an incremental backup, which means that we save only the blocks on the device that have changed since your most recent snapshot. New volume ID for. With visibility of sockets and physical cores of the Dedicated Host, you can address corporate compliance requirements, such as per-socket, per-core, or per-VM software licensing agreements. Step 1: Understand your business needs. The device name for a root volume on Windows instances is /dev/sda1. Choose Delete. Cause. On the Amazon EC2 console navigation pane, under Auto Scaling, choose Auto Scaling Groups, and then select the instance's group.