To search for an instance type that meets your requirements, see Find an Amazon EC2 instance type. Finally, on the next confirmation pop-up, choose Yes to confirm the termination of the AWS instance. Your instance goes from the pending state to the terminated state. It will poll every 15 seconds until a successful state has been reached. There was an Elastic IP related to this configuration and had to remove by. In this article, we are going to see how to terminate the EC2 instance from AWS CLI. Instance status checks Monitor the software and network configuration of your individual instance. 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. Disaster Recovery/Business Continuity Amazon EC2 Backup & Recovery AWS Backup AWS Elastic Disaster Recovery. When the status for a DB instance is deleting , its CA certificate value doesn't appear in the RDS console or in output for AWS CLI commands or. For more information, see Launch Your Instance in the Amazon EC2 User Guide for Linux Instances. Click on the instance and select the Terminate option. Set the password for a Windows instance. For. Figure 6 - Disaster recovery strategies . Spot Instance interruptions. Quick Guide: How to Cancel Amazon AWS and Get a Full Refund. Go through. There you can use filters to select EC2 instance history, for example, and see which account was responsible for its deletion, as well as other things like volume attachment, when it was spun up, etc! Sorry if that's two years too late. Healthy – The data replication process has been completed and the recovery instance is ready for launch. You can use the stop or terminate actions to help you save money when you no longer need an instance to be running. An important point to remember here is, when you a. Select Actions, Instance State, Stop. AWS Backup identifies parameters with values that might not be valid or that might result in an invalid restore. When. You can't launch. Amazon EC2 shuts down and terminates your 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. Automation reduces the operational overhead of managing source servers and. msc) or command line (for example, get-services PowerShell). Termination protection prevents an instance from accidental termination. In this video, I will show you how to restart the EC2 instance. When creating Spot Instance requests, clear the Delete check box for Amazon EBS volumes that you want to be kept if the instance is terminated. Choose the SQL Server DB engine that you want to use. 使用 AWS 命令行界面（AWS CLI）终止实例。. The freshness of data depends on the time difference between instance termination and snapshot creation. 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. The snapshot includes the device mappings. User Guide. These parameters are prefilled to match the original backup. Creating custom user permission roles. 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. PDF RSS. Business, Economics, and Finance. Important: To avoid content errors in this content extension, keep the associated DSMs up to date. Ta Dah! You've just recovered the data, no hacking involved. from the snapshot, make an image. This minimizes the time required to create the snapshot. Send a diagnostic interrupt (for advanced users) For additional help with Windows instances, see Troubleshoot Windows instances in the Amazon EC2 User. But in my experience once you terminate the boot volume and the instance the data has dissolved into the ether. If the instance has any data stored on instance store volumes, that data is deleted after stopping the instance. Amazon EC2 automatically registers the AMI for you. AWS_EC2_SIMPLIFIED_AUTO_RECOVERY_SUCCESS— acara sukses. Just wanted to confirm that once a instance is terminated, there is no easy way to recover the instance apart from backups etc. If an instance becomes unreachable due to a. Go to EBS volumes, select the root volume. If this occurs, then force the instance to stop from the Amazon EC2 console or the AWS Command Line Interface (AWS CLI). This minimizes the time required to create the. Assuming the OP is free tier, they'd have more success trying to contact the dead. It shows Replica in the Role column. Instances[]. Click or tap EC2 in the list of services on the dashboard homepage, then terminate all instances and additional add-ons. The user's data is destroyed. answered 4 months ago. Return to 2. Restore a terminated ec2 instance from a snapshot. 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. Have some data saved in the instance. Step 4) Now login to new ec2 machine and mount the old EBS volume. Previously, you could use one of the predefined termination policies to determine which instances Auto Scaling would terminate. 그러나 다음 방법을 사용하여 종료된 인스턴스를 다시 생성할 수 있습니다. For Windows, use Windows services management console (services. filter (InstanceIds = ids). But I don't know how to use it. Type: Array of strings. An Amazon EC2 Dedicated Host is a physical server fully dedicated to a single customer. If you want to reset an EC2 instance to a previously known good state, then you can create Snapshots of your EBS volumes. When you delete an Auto Scaling group from the Amazon EC2 Auto Scaling console,. Use the list-images-in-recycle-bin AWS CLI command. Kill the previous and new virtual machine instances. In the Delete dialog box, type Delete, and then choose Delete. Recover your Amazon EC2 instance automatically by using the default configuration. On the Create on-demand backup page, choose the following options:. For more information, see. Automatically Recover Instances with CloudWatch Events and Lambda. Then, choose Delete on the next page. If an instance becomes impaired because of an underlying hardware failure, the instance is automatically recovered. See 'aws help' for descriptions of. Choose Create read replica. In the confirmation dialog box, review the last accessed information, which shows when each of the selected roles last accessed an AWS service. aws ec2. English. . RDS-EVENT-0052: Multi-AZ instance. I have created and Instance and installed MongoDB on It. Lệnh halt sẽ không bắt đầu quá trình shutdown. 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. User Guide. Attach an EBS volume from the terminated instance to another EC2 instance. If the instance was started more than 90 days ago: If you have Cloudtrail enabled and configured it to write to S3, then you can go through the Cloudtrail log and look for events related the instance id. Because terminated instances are not part of the AWS infrastructure, they cannot be. A kernel bug. The following are a few reasons why an instance might immediately terminate: By 08:00, AWS had terminated and replaced approximately 60 percent of the instances in the region, representing tens of thousands of instances. The longer you store data in Glacier, the lesser it will cost you. The code uses the AWS SDK for Python to manage the instances by using these methods of the EC2 client class: unmonitor_instances. Can I re-create a terminated. An Elastic IP address is a static IPv4 address designed for dynamic cloud computing. To view the output from your Lambda function, do the following: Open the CloudWatch console at. ec2 = boto3. You can't recover a terminated instance or terminated EBS volumes. Copy the data off the snapshot. b. Primary - Deploy LS Tracking. PDF RSS. instance-state-code - The state of the instance, as a 16-bit unsigned integer. When you restore from an RDS snapshot, you will create a new RDS instance. This action might take several minutes. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Recover Your Instance. Não é possível recuperar a instância original do Amazon EC2 nem quaisquer volumes que foram excluídos como parte do processo de encerramento. 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. Launch a replacement EC2 instance using Amazon EBS snapshots or Amazon Machine Images (AMI) backups that were created from the terminated Amazon EC2 instance. 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. EC2 Serial Console for Linux instances. This operation is asynchronous and returns before the WorkSpaces have been completely terminated. 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. Add Windows components using installation media. You can safely drop this user in a self-managed environment. Now here you can see your all EC2 Instances which have IAM role AmazonEC2RoleForSSM attached to it. Since it is temporary storage, data doesn’t persist when the associated instance is stopped or terminated. a. $ aws ec2 modify-instance-attribute --instance-id instance_id--no-disable-api-termination Instances automatically launched or terminated. Locate the 03. Choose the AWS Elastic Disaster Recovery service. Any data on the instance store volumes persists as long as the instance is running, but this data is deleted when the instance is terminated (instance store-backed instances do not support the Stop action) or if it fails (such as if an underlying drive has issues). Now, lets imagine that the price for a t2. 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. You can recover an Elastic IP address using the Amazon EC2 API or a command line tool only. In this post, we will leverage Serverless Framework, CloudWatch Events, and Lambda to recover unresponsive instances created by a limited set of auto scaling groups. These volumes can be attached to another instance. This policy provides full access to all public APIs of AWS Elastic Disaster Recovery (AWS DRS), as well as permissions to read KMS key, License Manager, Resource Groups, Elastic Load Balancing, IAM, and Amazon EC2 information. The control will fail if the security group is not associated with an Amazon EC2 instance or an elastic network interface. If your instance fails a status check, then you might need to reboot the instance or change the configuration. It is also possible to Snapshot an EBS volume to create a point-in-time backup. If you need help creating a MySQL instance, follow the steps in Create and Connect to a MySQL Database with Amazon RDS. micro Amazon EC2 instance in your AWS Region is $0. 3. Your EC2 instance should be ready in few minutes. You can create alarms using the CloudWatch console or the Amazon EC2 console. For more information, see Force stop the instance. User Guide. AWS Glacier is an extremely low-cost storage service offered by Amazon that is used for data archiving and backup purposes. Look for any unattached volumes that have a State of available. By default, the root Amazon Elastic Block Store (Amazon EBS) volume is automatically deleted. Auto Scaling does not start/start instances. The Spot Instance can be terminated if: The Spot price increases above the maximum price that you're willing to pay per hour per instance; Capacity is no longer available; The Spot request has constraints that can't be met In addition, if you terminate your instance, then it can't be recovered. 1. It’s quite easy and you need to perform a few quick steps to delete an instance in AWS. Checks if there are Amazon Elastic Compute Cloud (Amazon EC2) instances stopped for more than the allowed number of days. Workloads that need to run for long periods of time without interruption D. Language. Share. Option 1: Amazon RDS Snapshots. It shows Replica in the Role column. 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. So you would restore the full RDS instance and use it to: replace the "old" instance (all databases), or. Shuts down one or more instances. You can also stop,. Array Members: Minimum number of 1 item. How to Remove a Terminated EC2 Instance in AWS. Use the IBM® QRadar® Custom Properties for Amazon AWS to closely monitor your Amazon AWS deployment. With Amazon EC2 Spot Instance, you can request unused Amazon EC2 instances to reduce your compute costs. Restoring a terminated EC2 instance on aws Adewale Adeleye · Follow 3 min read · Nov 27, 2018 -- If you have intentionally/accidentally deleted your aws. With Amazon EC2 Spot Instance, you can request unused Amazon EC2 instances to reduce your compute costs. When Amazon EC2 reclaims a Spot Instance, we call this event a Spot Instance interruption. Stop the EC2 instance and edit the user data of the instance and pass the below script and start the Instance. EC2 Amazon Machine Images (AMIs). Attach an EBS volume from the terminated instance to another EC2 instance. I tried creating detaching the volume of the new. When an instance reaches its scheduled retirement date, it is stopped or terminated by AWS. Instance metadata. Open the Amazon EC2 console, and then select Volumes. You can use the Amazon Web Services Management Console or the Amazon CLI to view the instance types that support Amazon CloudWatch action based recovery. Boot from the wrong volume. If you experience data corruption or a volume failure,. AWS Documentation Amazon EC2 User Guide for Linux Instances. If following code sample is saved in a file named terminate_ec2. To rebuild a running environment. Please be warned that there is no way to recover the terminated instances in AWS. Choose the Activity History view. ) A. Terminated or stopped instances cannot be recovered. 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. Then I terminated it and waited to see that is shutting down. rds_task_status @task_id= 16. Rule: AWS Cloud: VPC Configuration Changes I had 3 instances running on ap-southeast-1. For procedures that use the Amazon EC2 console, see Create Alarms That Stop, Terminate, Reboot, or Recover an Instance in the Amazon EC2 User Guide for Linux Instances. 3. Select the Point in time snapshot from which to launch the recovery instance for the selected source server. Attach an EBS volume from the terminated instance to. Create an instance recovery alarm. When scaling-out, new instances are launched into the Auto Scaling group. 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. If your instance stored its data on EBS volumes that were not removed, you can build a new instance and attach the volumes to get at your data. Jika instance menjadi terganggu karena kegagalan perangkat keras yang mendasarinya, instans akan dipulihkan secara otomatis. Some tools here might help. Choose Restore DB Instance. asked 4 months ago 110 views. In the navigation pane, choose Roles, and then select the check box next to the role name that you want to delete. You can create a new volume or an image with the snapshot. Then, you can attach the volume to another instance and attempt to recover data stored on the volume. Enter the Instance ID or the Instance name. Stop the instance. Resources of the specified type that are tagged with at least one of the tag key and value pairs that are specified in the retention rule are. Hold on to your data. When I open my account today I saw that Amazon deleted my ec2 instance but everything else like my security groups, elastic ip addresses and keys etc, all of the configurations were there. In the Snapshot window, locate the snapshot to recover and note the "Snapshot ID" and "Size". AWS EC2 Instance Recovery: A Practical Guide for Restoring Your Data and Services. AWS CLI To view deleted AMIs in the Recycle Bin using the AWS CLI. 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. TerminateRecoveryInstances. User Guide. exec msdb. Open the context (right-click) menu for the instance and choose Instance State, Terminate. Posted On: Oct 16, 2023. We answered the most commonly asked AWS interview questions to help you better understand AWS product offerings. It is not possible to retrieve meta data information of terminated instances. 2. If you are using an EBS-backed instance, you can stop and restart that instance without affecting the data stored in the attached volume. 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. Method 1: Use the EC2 serial console. An Auto Scaling policy is set up to launch and terminate instances and Amazon CloudWatch is used to monitor the performance of the application. Ta có thể kết thúc (terminate) instance bằng AWS Management Console hoặc dòng lệnh. Recycle Bin is a data recovery feature that enables you to restore accidentally deleted Amazon EBS snapshots and EBS-backed AMIs. You can restore a resource from the. Search for EC2 in the search bar at the top. We covered all aspects of AWS services, including security, database, Config, load balancing, elastic block storage, and other general questions. Initially, open the Amazon EC2. B. Click on Instances from the left pane to remove the terminated EC2 instance. If you had a snapshot of that volume it may persist for some number of days after terminating the AWS account before the account-reaper destroys it, you'll need to talk to AWS support about it. First, select the primary web server and click on the Actions >Instance settings > Create Image. EBS volumes were not terminated upon instance. Mount the snapshot as a new EBS volume on the instance. The Spot Instance can be terminated if: The Spot price increases above the maximum price that you're willing to pay per hour per instance; Capacity is no longer available; The Spot request has constraints that can't be metIn addition, if you terminate your instance, then it can't be recovered. Example of CloudTrail Dashboard:For example, if you put a healthy instance on standby and then terminate it, Amazon EC2 Auto Scaling continues to report the instance as healthy. Your instance goes from the pending state to the terminated state. 1. drs] 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. Once these steps have been completed, the terminated instance will be removed from your AWS account. Use the IBM® QRadar® Custom Properties for Amazon AWS to closely monitor your Amazon AWS deployment. Note: By default, AWS Elastic Beanstalk environments use Auto Scaling groups to launch EC2 instances. Select the image you created in the above step. To create a read replica from a source DB instance, use the. 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. ago. First, find the description and cause for the instance's termination: Open the Amazon EC2 console. 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. Terminated instances remain visible after termination (for approximately one hour). Amazon EC2 checks the health of the instance by sending an address resolution protocol (ARP) request to the network interface (NIC). Cause. Amazon CloudWatch monitors your cloud resources and applications, including Amazon Elastic Compute Cloud (Amazon EC2) instances. An associated Elastic IP address isn't released, even after terminating the EC2 instance. The example below shows how to: botocore. These approaches offer lower costs, higher scalability, and more durability to meet recovery time objective (RTO), recovery point objective (RPO. On the Amazon EC2 console, select the Amazon EC2 instance that you used to connect to the RDS instance and on the Actions menu, choose Terminate. To create a read replica from a source DB instance, use the AWS CLI command create-db-instance-read-replica. Amazon Elastic Block Store (EBS) is persistent disk storage. Resolution. Recover Instance. Amazon EC2 Auto Scaling might terminate instances in an Auto Scaling group for the following reasons: The instance is marked as unhealthy. PermissionsAWS CLI To view deleted AMIs in the Recycle Bin using the AWS CLI. py, import boto3, sys ec2 = boto3. Note: By default, AWS Elastic Beanstalk environments use Auto Scaling groups to launch EC2. AWS CLI To view snapshots in the Recycle Bin using the AWS CLI. You can create alarms using the CloudWatch console or the Amazon EC2 console. Share. If your instance fails a status check, then you might need to reboot the instance or change the configuration. The HostRecovery response element indicates whether host recovery is enabled or disabled. For License Model, choose license-included. Launch a replacement EC2 instance using EBS snapshots or AMI backups that were created from the terminated instance. Posted On: Jul 29, 2021. To increase log retention on an Amazon RDS DB instance, use the following procedure. resource('ec2') # iterate through instance IDs and terminate them for id. After your instance is terminated, it remains visible on the console for a short while, and then the entry is deleted. 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. $ aws ec2 describe-hosts --host-ids h-012a3456b7890cdef. With Amazon EC2 Spot Instance, you can request unused Amazon EC2 instances to reduce your compute costs. You learn how to restore a volume from an EBS snapshot, attach the volume to a running EC2 instance, and copy the files or folders to be recovered. You can also terminate an EC2 Instance using a command line or. 2. Not only can we create and modify an EC2 instance—boto3 also provided a method to terminate instances that are no longer required. When launching an Amazon EC2 instance, you can specify a Delete on Termination flag that indicates whether to delete the EBS volume (s) when the instance is terminated. OS boot issues: Use the Restore feature in Offline instance mode. For more information, see Instance retirement. Attach an existing key pair What is a. 3. Open the Amazon EC2 console. 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. 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. If you would like to suggest an improvement or fix for the AWS CLI, check out our contributing guide on GitHub. 8K views 11 months ago AWS Knowledge Center Videos For more details see. instance-state-code - The state of the instance, as a 16-bit unsigned integer. 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. Finally, on the next confirmation pop-up, choose Yes to confirm the termination of the AWS instance. Under Compute, click Instances. 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. There's an Auto Scaling group scale down event. Now stop the lost pem file instance. Recovery instances overview You can manage your recovery instances on the Recovery instances page. The volume can then be reattached to a new instance, enabling quick recovery. Right-click on the instance, from the menu, choose Instance State –> Select Terminate option. With EC2 Fleet and Spot Fleet, if you. To launch an instance you choose an AWS Region, an operating system (OS), an Amazon Machine Image (AMI), an instance type, use a key pair to securely connect to your instance, set up the network, and configure storage. For more information on Elastic Beanstalk: Product Page; Documentations; Release Notes; Platform Support List »Only if you changed the configuration after the instance was created to not delete the volume then it would have been preserved. You can use the new AMI to launch an instance. Locate the instance you wish to delete or terminate on the Instances page in the Amazon EC2 console. For Filter, select Waiting for ELB connection draining to confirm if the group is waiting to. SpreadDomain -> (string) HostResourceGroupArn -> (string) If you specify this parameter, either omit the. You can launch Spot Instances on spare EC2 capacity for steep discounts in exchange for returning them when Amazon EC2 needs the capacity back. instances. You can later create a new database from the Snapshot. 2 ) Create a new volume from the snapshot. You can't recover a terminated instance or terminated EBS volumes. Create an RDS for MySQL database by using the AWS Management Console, AWS CLI, AWS SDK, or an AWS CloudFormation template. After studying this resource, you will be able to answer any AWS service-related questions. This auto-healing feature is usually helpful because instance failures are detected fast, and Auto Scaling groups quickly replace the impacted instances. resource ('ec2') ids = ['string'] #insert instance ids separated by commas. Client. The cost structure of using AWS DRS is summarized in the following table, as per East US (N. 6 – Launch instance from new AMI. Include the --snapshot-id option to view a specific snapshot. Choose Instance state, Terminate instance. Lag – The recovery instance is currently experiencing lag. For example, you must terminate any instances in a subnet before you can delete it. Step 1) Detach your root volume from your machine using AWS console. You can add tags to an active Amazon EMR cluster. Locate the instance you want to delete, and take note of its Instance ID. The instance is. 3. You can retrieve this by running the following command: aws ec2 describe-instances. instance-terminated is a paginated. Drills are nondisruptive – they do not impact the source server or ongoing data replication. Choose Instances, and then select the instance that you want to use to create the AMI. There's an Auto Scaling group scale down event. Select Create Snapshot. To view specific AMIs, include the --image-id option and specify the IDs of the AMIs to view. I have an EC2-instance inside Elastic Beanstalk environment, which was terminated for reasons unknown. You can then access the data. Select the desired instances you want to delete by marking the associated checkboxes. It retains data when an instance is stopped and started. Open the Amazon EC2 console. The machine might remain stuck in the Finalizing Initial Sync state on the Application Migration Service or Elastic Disaster Recovery console. Step 2) Launch a fresh EC2 instance (Not from your old machine AMI) Step 3) Attach your old volume to new EC2 machine. If you do not want to terminate one or more instances, you can detach them before you delete the Auto Scaling group. 3. By default, we send notifications for any state change for any instance. Once your ASG is up and you have the nodes running, you will need to register the nodes with the Kubernetes master. We were clueless about what was causing this. You can terminate a WorkSpace that is in any state except SUSPENDED . 3. If so, terminating all the aws-node pods first, before terminating the instances might at least prevent them from detaching any ENIs in the last few seconds when the other pods are being deleted. 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：. This operation is idempotent; if you terminate an instance more than once, each call succeeds. Step 2: Find the Instance ID. 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. Short description. If following code sample is saved in a file named terminate_ec2. You would typically see some kind of notification from AWS if there were a hardware failure. Typical recovery workflow. As for terminating just the spot instance, I'm not sure but I think the, still active, spot request would spin up the instance once the spot price matches the request again. Select Instances, and then select the instance that is in a reboot loop. The replication agent is in running state. 1. The Restore DB Instance window appears. This page displays all of the recovery instances that you have launched in AWS for your source servers, as well as recovery instances that you have added to directly to Elastic Disaster Recovery. By default, the root Amazon elastic block storage device is. Scheduled maintenance occurred on your instance that required a reboot. You can restore a resource from the. On the IAM console, delete the policies and roles you created. You can reboot your instance using the Amazon EC2 console, a command line tool, and the Amazon EC2 API. The high byte is used for internal purposes and should be ignored.