ec2 terminated instance still in list. Action examples are code excerpts from larger programs and must be run in context. ec2 terminated instance still in list

 
 Action examples are code excerpts from larger programs and must be run in contextec2 terminated instance still in list  I believe I do not have the following stated correctly:--actions-enabled --alarm-actions ec2:terminate Here is my full CLI command :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

Canceling spot requests is good if you have created a 'persistent' spot instance. Querying instance details long after it is terminated. For the Elastic Beanstalk application, if you check "Configuration - Capacity", you will find the Max and Min instance number, you can test if you set both Max and Min to 1 instance, and wait couple of day to see if the instance is replaced (check the instance ID is not changed). aws ec2 describe-instances --filters "Name=tag:Name,Values=my-instance" Something like this should be returned (this is just a small subset of the output. Select the check box for tutorial-volumes-backup. To list only the instance IDs in the output, include the --query parameter. py, import boto3, sys ec2 = boto3. An EC2 Windows instance can be terminated only through AWS. 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. Terminated instances remain visible after termination (for approximately one hour). Step 2: Find the Instance ID. These are the only information I can find:The lifecycle hook works like this: A CloudWatch event rule actively listens for the EC2 Instance-terminate events. The instance was stopped, rebooted, or terminated through AWS. Example output. Delete Amazon. If the table returned by the describe-instance-status command output is empty, there are no Amazon EC2 instances scheduled for retirement or maintenance within the selected AWS region, otherwise the table will contain the IDs of the Amazon EC2 instances that have. Stop or shut down all your EC2 instances and load balancers. I also don't know what the Data Transfer and Key Management Service is for and how I got billed for these. LIst the Stopped instances with the date of shutdown and terminate them, List instances by Shutdown year. This example shows you how to use the AWS SDK for . If you specify multiple instances and the request fails (for example, because of a single incorrect instance ID), none of the instances are terminated. Amazon EC2 performs automated checks on every running EC2 instance to identify hardware and software issues. For more information, see Scheduled events for your instances in the Amazon EC2 User Guide. Select the image you created in the above step. And here is EC2 dashboard. In the navigation pane, under Elastic Block Store, choose Snapshots. When prompted for confirmation, choose Deregister AMI. If you terminate multiple instances across. Shuts down the specified instances. If the function errors, times out, or produces an empty list, Amazon EC2 Auto Scaling doesn't terminate instances. I ended up stopping the instance and terminating it but I got another bill this month as well for elastic cloud compute and EBS. Once you terminated your instances, it means you. You switched accounts on another tab or window. 3. If you try terminating a spot instance in the EC2 console when it's set as 'persistent', a new spot instance will spin up in its place in a few minutes. In the Amazon EC2 console, open the Instances pane and select an instance. However, when I run terraform destroy the EC2 instance is terminated. Verify that the instance is working. The termination_date defines a future date after which the EC2 instance will be terminated. Any on-demand EC2 instance in a running state can be stopped: $ aws ec2 stop-instances --instance-ids instance_id. Amazon EC2 resources are Region-specific. I got a bill in November that I went over my usage limit without ever using the instance. a. When you start your instance: The EBS root volume is restored to its previous state. Volumes attached. Once you terminated your instances, it means you have completely lost that particular instance. According to the AWS documentation the savings get applied automatically to your existing EC2 instance(s). Instances that have been terminated will still be visible for approximately one hour. But It is tough for me to search for the instance which is deleted among hundreds of instances. For more information, see List and filter using the CLI in the Amazon EC2 User Guide. It will be easier if I get the instance name in the notification Email. Improve this question. Canceling spot requests is good if you have created a 'persistent' spot instance. 1 Answer. When an instance is running, charges per second are incurred for each. Akhiri permintaan Anda. Pricing is per instance-hour consumed for each instance, from the time an instance is launched until it is terminated or stopped. When the instance is in the stopped or terminated state you still pay for storage, but that is a fraction of the compute costs you pay while the instance is running. In the Terminate Instances dialog box, review the instance details then click Yes, Terminate to confirm your action. Using Amazon EC2 reduces hardware costs so you can develop and deploy applications faster. The instances variable is a comma separated list of. If the function errors, times out, or produces an empty list, Amazon EC2 Auto Scaling doesn't terminate instances. 2 Answers. aws. pane, choose Instances. apt update && apt upgrade. which look at metadata available to AWS to select the instance for termination. Development, QA, or Test environments are all good use cases for automating the shutdown of an EC2 Instance. Notice, that the instance will retain its instance id after startup but will be given a different public IP address. When you no longer need one or more of your Amazon EC2 instances, you can terminate them. Terminate an InstanceThe difference is simply the caller of the function. Stop the instances. You can do this by selecting the instance in the AWS Management Console. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. To better understand the differences between the two volume types, see Storage options for your Amazon EC2 instances. while it was in the state kept as in the us-west-2 region. 5. Command-Line Interface (CLI) Equivalent. To remove terminated EC2 Instances, simply navigate to the EC2 Console's Instances page and find the specific instance you wish. - This AMI username is ec2-user. Not only can we create and modify an EC2 instance—boto3 also provided a method to terminate instances that are no longer required. After you run the command, the instance will start to shut down. 2. Just to add up: in cloudtrail search for the instance ID and select the RunInstances eventName here it is possible to check the event details. If following code sample is saved in a file named terminate_ec2. Amazon EC2 console. Here Name is a string , Values is list of strings and can be more than one for a single Name, both the Name and Value are case sensitive. Share. 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. 06 Repeat steps no. The state shows as terminated. Terminated instances remain visible after termination (for approximately one hour). Terminated instances remain visible after termination (for approximately one hour). Terminating AWS EC2 instance fails - the instance is still running. Conclusion The Amazon CLI is a command-line interface that allows customers to control AWS resources such as EC2 instances. Share. Terminated instances remain visible after termination (for approximately one hour). 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. com Attach an EBS volume from the terminated instance to another EC2 instance. Note that terminated instances will remain visible after termination (approximately one hour). Click on Instances from the left pane to remove the terminated EC2 instance. import boto3 ec2 = boto3. You pay when the instance is in RUNNING state. 1 Answer Sorted by: 18 Basically it goes like this: Your machine is gone, you cannot restart, you need to create a new instance all the data you had on an instance. I use the following code to terminate an aws EC2 instance. On the Launch this software page, expand the Choose Action dropdown menu and select Launch through EC2, then click Launch . The valid values are: 0 (pending), 16 (running), 32 (shutting-down), 48 (terminated), 64 (stopping), and 80 (stopped). The instance should go to terminating while it cleans up resources and shuts things down. Use one of the following methods to remove terminated instances from your EC2 Auto Scaling group that are still listed as Healthy and InStandby:You signed in with another tab or window. There are a few items that suggest an attempt is made to shutdown cleanly: from the AWS forums: "we try to cleanly terminate", "should go through normal termination", "will be shutdown gracefully"; and from a non-amazon article: "Amazon is nice enough to send a shutdown command on termination". You aren't billed for any instances that aren't in the running state; Delete your Auto Scaling infrastructure. You cannot stop EC2 instances that are part of an Auto Scaling group. Instance (id) print (instance. It may take a moment for the instance to fully terminate. Using the commandline, navigate to the above file and type: python terminate_ec2_instances. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Go to console right click on the instance and select "Change termination protection". To stop/terminate an EC2 instance that is not running within an AWS ASG, click the Actions dropdown button from the dashboard top menu, select Instance State and. Currently it is configured so that once it has successfully transitioned to terminated it will remain visible in the console for around 12 hours. You can see this action in context in the following code example: Get started with instances. When you stop an instance, we attempt to shut it down forcibly after a short while. ec2 = boto3. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. For Send notification to, type a name for the SNS topic (for example, Terminate_EC2_Instance). The low byte is set based on the state represented. To the Desired Instance: 2 and Min Instance: 2. Take note that the state of your retrieved instance might be back to the date the snapshot was created. If you'd like to delete your environment, follow these instructions: Log into the Management Console, then select the region your environment is in from the drop-down menu in the upper right of the page. The following code examples show how to terminate an Amazon EC2 instance. Under Container instances, select the instance ID to deregister. This will run in the default region for the Lambda function. Stack Exchange Network. The problem is that the first 3 instances immediately shut-down and get terminated. Finally, on the next confirmation pop-up, choose Yes to confirm the termination of the AWS instance. You're redirected to the container instance detail page. Instances and AMIs. You can retrieve this by running the following command: aws ec2 describe-instances. there doesn't seem to be a way to delete instances. Select the AMI to deregister, and take note of its ID—this can help you find the snapshots to delete in the next step. response = ec2. If the instance has an IPv6 address, it will keep it. Termination protection and Amazon EC2. 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. Choose Next: Configure Instance Details to continue the setup process. If your. If you have taken a snapshot of the EBS boot volume the instances is using, you will need to register it. Take the instance out of the standby state. If you have no snapshot/volumes, you cannot recover anything. If you create an AMI from an EC2 instance, you can terminate the instance and create a new one from the AMI. anchor anchor anchor anchor anchor. By default, it returns the status. In Amazon-ec2, the instances page shows details of a machine like its IP, size, key-pair, security group, how long it has run etc. It is network-attached storage that persists even when an EC2 instance is stopped or terminated. However. Choose Instance state, Start instance. Terminate an InstanceAdd a comment. Terminate all the unnecessary Instances or Instances are not used for a long time from the EC2 console. If you terminate multiple instances across. We can remove terminated instances that are still listed as healthy and in standby using one of the following methods: 1. Share. A custom termination policy is useful if it's known when an instance is sufficiently redundant or underutilized so that it can be terminated. Reload to refresh your session. This will terminate the instance and keep it terminated. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. client ("ec2", region_name='us-east-1') ssm_client = boto3. 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. Ini disebut sebagai menghentikan instans Anda. To do so, locate the instance you want to delete in the EC2 Console under the Instances page. You can modify this instance attribute while the instance is running or stopped (in the case of Amazon EBS. You can use Amazon EC2 to launch as many or as few virtual servers as you need, configure security and networking,. You can reboot your instance using the Amazon EC2 console, a command line tool, and the Amazon EC2 API. You can find a specific service by entering the service name in the search bar. Example 3: To filter for instances with the specified type and Availability Zone. After you remove load balancers and Elastic Load Balancing environments, you can stop or terminate Amazon EC2 instances. There were five different commands that I wanted to run: Get the instance IDs of my four servers. When one is detected, the event rule triggers a Lambda function. Previously, customers were required to attach an AWS Identity and Access Management (IAM) instance profile to Amazon Elastic Compute Cloud (EC2) instances in order to register with AWS Systems Manager. Click on the instance and select the Terminate. Use one of the following methods to remove terminated instances from your EC2 Auto Scaling. Click Terminate instance. The following code examples show how to stop an Amazon EC2 instance. Connect to a named session: tmux attach-session -t session_name. When you stop an instance, we attempt to shut it down forcibly after a short while. describe-instance-status is a paginated. Available for instances with Detailed or Basic Monitoring enabled. Other than Elastic Beanstalk and AutoScaling group, another possibility is you have an on-going Spot Request. Terminate an instance. To delete a snapshot. If you want to delete the boot volume that is associated with the instance, select the Permanently delete the attached boot volume check box. Click and select the instance that has to be terminated. If the instance interruption behavior is to terminate the Spot Instances, use the following command: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. Then in next pop up click on "Yes Disable" and then you can terminate the instance. 2. Under Container instances, select the instance ID to deregister. The script below will require instance ids. This command will return a JSON output containing information about your instances. An Amazon Machine Image (AMI) is a template that contains a software configuration (for example, an operating system, an application server, and applications). If you specify multiple instances and the request fails (for example, because of a single incorrect instance ID), none of the instances are terminated. In the Configure storage section, keep the default settings. You will launch the Amazon EC2 instance using a default 8 GiB disk volume. aws ec2 create-tags --resources i-dddddd70 --tags Key=Department,Value=Finance. If you have sufficient permissions to use. If you specify hibernation as the interruption behavior, you receive an interruption notice, but you do not receive a two-minute warning because the hibernation process begins immediately. Choose an. instance-state-code - The state of the instance, as a 16-bit unsigned integer. Even ec2 describe says that it has been terminated. I configure 1 specific Instance to termination protection = true. If you want more practice, you could use the following to terminate the instances right from your IDE: import boto3. That is disk space that is local to the instance. Share. To delete a volume, you must first detach it. ; Ensure that Create backup now is selected. Be careful on instance types that have "ephemeral" storage. Ta có thể kết thúc (terminate) instance bằng AWS Management Console hoặc dòng lệnh. Choose Actions, Delete snapshot. Reload to refresh your session. Replace i-1234567890abcdef0 with the actual InstanceId of the EC2 instance you wish to terminate. If termination protection is on. You can’t connect to or start an instance after you’ve terminated it. Amazon EC2 instances. 1. Amazon EC2 Auto Scaling might terminate instances in an Auto Scaling group for the following reasons: The instance is marked as unhealthy. Improve this answer. If the -h command is not used, then the operating system stops, but the instance does not stop. Description ¶. 3. Delete Key Pair. I tried creating detaching the volume of the new instance and attaching a volume created from the. You will continue to incur charges on the Amazon EC2 instances if they are still running. . 02 The command output should return a table with the requested information. Amazon's EC2 documentation here has some more details. if you want to skip the spot instance all you need to do this is figure out which one is spot instance. After one minute, we charge only for the seconds you use. 2. When an EC2 instance is terminated using the terminate-instances command, the following is registered at the OS level: The API request will send a button press event to the guest. Instead of doing what you're doing, fire up an on-demand instance and get it configured how you want with regards to software installs, credentials, services, etc. 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. deleted. 1 Answer. Terminate an Amazon EC2 instance using an AWS SDK PDF RSS The following code examples show how to terminate an Amazon EC2 instance. systemd handles a graceful shutdown of the system. edited Mar 25, 2021 at 14:01. Verify that the instance is working. If you wish to change regions, specify the region name like this: ec2_resource = boto3. By default, only running instances are described, unless you specifically indicate to return the status of all instances. Other is admin like role that I can use to terminate the EC2 instance. For this you need to navigate to EC2 Console in AWS, then see if the unnecessary EC2 instance is still running in the console. For Email list, type a comma-separated list of email addresses to be notified when the alarm changes to the ALARM state. When prompted for confirmation, choose Delete. Modify its 'disableApiTermination' instance attribute 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. 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. Terminated instances remain visible after termination (for approximately one hour). If you terminate your instance and another instance starts, most likely you have configured automatic scaling through a feature like EC2 Fleet or Amazon EC2 Auto Scaling. The logs are kept for a while after instance is terminated. EC2 is dead after doing eth0 down. Under Compute, click Instances. for id in sys. Even ec2 describe says that it has been terminated. Remove, replace, and re-import resources to manage state and reconcile drift in your infrastructure. After this, my instance became non-responsive and I don't see a way to bring the eth0 up. micro instance last year for free to play around with. Operating system. Choose a g4dn. This utility, which is a python script, can perform a few actions on existing EC2 instances, either start, stop, terminate or terminate_with_vols: “start” – will start the instance and wait until it’s in “running” state. Why does terraform destroy tear down an EC2 instance when the disable_api_termination value is set to true? When I set the value I am unable to delete the EC2 instance via the AWS console and the AWS cli. Yes, when you pay for a reserved instance, you will be billed wether you use it or not, and you could theoretically terminate and create a new instance ever day (week, month, hour etc), and still only pay for the single instance that you previously agreed to pay for, for the term you agreed to pay. Follow these steps to delete unused EC2 instances: Access the EC2 Console. ASG kicks in a replacement. Instance state - You can manage your instances from the moment you launch them through their termination. In the Amazon EC2 console, open the Instances pane and select an instance You can use the AWS Command Line Interface (AWS CLI) to launch, list, and terminate Amazon Elastic Compute Cloud (Amazon EC2) instances. Description ¶. Step 7: Advancêd details 16. Delete snapshots that are no longer needed. there doesn't seem to be a way to delete instances. From an AMI, you launch an instance, which is a copy of the AMI running as a virtual server in the cloud. Following is from the same EC2 doc you have linked: Each time you start a stopped instance we charge a minimum of one minute for usage. However, if you cancel the spot request this will terminate the current spot instance and also prevent any. You can check the status of the instance by running the describe-instances command again:9. resource('ec2') Terminated instance still displayed. If you need to reboot the instances in your Auto Scaling group, we recommend that you put the instances on standby first. There is a third ENI attached to the remaining instance, not sure why, there were several pods running on the terminated instances but not that many. And started again: $ aws ec2 start-instances --instance-ids instance_id. . The documentation states, "If the value is true, you can't terminate the instance. Share. What I would like to do, is get this same information via the Boto3 API calls. The call to ec2_resource. I have, in fact, written two stopinators: Type 1: Run this Lambda function once per night to stop/terminate tagged Amazon EC2 instances. The instance exceeded its specified keep-alive parameters. Sorted by: 119. This has been discussed on the EC2 forums. You will be charged for the time that those instances were up. start_instances(InstanceIds=[instance_id]) Terminating an EC2 Instance . Open the AWS Elastic Beanstalk console. How can I delete an instance in Amazon EC2? I terminated the instance but still, it was showing in the instance list table. aws ec2 describe-instances --filter can be used to only return the JSON for an specific instance. Terminate the instance. IMPORTANT: All EC2 activities are performed using Amazon's EC2 engine and rely on a valid Amazon EC2 service account in order to function correctly. Terminated instances remain visible after termination (for approximately one hour). Using the commandline, navigate to the above file and type: python terminate_ec2_instances. start_instances(InstanceIds=[instance_id]) Terminating an EC2 Instance . Permissions If you are using an Amazon Identity and Access Management (IAM) account to create or modify an alarm that performs EC2 actions or Systems Manager. . If the instance also gets stuck terminating, Amazon EC2 automatically forces it to terminate within a few hours. Action examples are code excerpts from larger programs and must be run in context. Here Name is a string , Values is list of strings and can be more than one for a single Name, both the Name and Value are case sensitive. When launching an Amazon EC2 instance, a boot volume is automatically attached to the instance. You can define N number of instance-ids one after another with space as a delimiter. If you terminate your instance and another instance starts, most likely you have configured automatic scaling through a feature like EC2 Fleet or Amazon EC2 Auto Scaling. You can restart the instance in the future. Now, in the popup give the confirmation by clicking on terminate. Terminate an Amazon EC2 instance using an AWS SDK. Question #: 140. They stay in the list for a little bit in case you need information from them, but go away in 24 hours or so I believe. For more information, see Scheduled events for your instances. EC2 Auto Scaling doesn’t perform health checks for instances in the standby state. EC2 Auto Scaling isn’t aware of instance terminations for instances in standby. Check your work. 11. you will be paying for the instance. Hibernation saves the contents from the instance memory (RAM) to your Amazon Elastic Block Store (Amazon EBS) root volume. All EC2 instances must be tagged with a lifetime or a termination_date. Instance(instance_id) res = ins. When attempting to run Terraform. Skip directly to the demo: 0:23For more details on this topic, see the Knowledge Center article associated with this video: the navigation pane, choose Instances and select the replacement instance. instance-state-name - The state of the instance ( pending. Delete Amazon EC2 terminated instance. The termination_date defines a future date after which the EC2 instance will be terminated. py (or whatever your file is named. Anda tidak dapat terhubung ke atau memulai proses setelah Anda IT. List all active sessions: tmux list-sessions. If you try terminating a spot instance in the EC2 console when it's set as 'persistent', a new spot instance will spin up in its place in a few minutes. You can use the AWS Command Line Interface (AWS CLI) to launch, list, and terminate Amazon Elastic Compute Cloud (Amazon EC2) instances. Confirm which Auto Scaling group is causing the re-launch: Open the Amazon EC2 console. Shuts down one or more EC2 instances. If I execute a Run Command using EC2 tags as the filter, and there are terminated instances that previously matched those tags, Systems Manager attempts. Quick Answer To remove a terminated EC2 instance in AWS, follow these steps: 1. Default container orchestration. Open the Amazon EC2 console: Go to the AWS Management Console and navigate to the EC2 service by clicking on "EC2" in the services list. This will be your root volume (also known as a 'boot' volume). 06 On the Change termination protection configuration. / Client / terminate_instances. After that if you tried to terminate the ec2 instance before, it will be permanently deleted after this action. Here is the official documentation snippet referring that: You cannot manually associate or disassociate a public IP address from your instance. So what you can do: check your snapshots and Volumes in the ec2 console. / Client / terminate_instances. Click the instance that you're interested in. ec2 = boto3. You can use Amazon EC2 to launch as many or as few virtual servers as you need, configure security and networking,. Let’s create a Lambda function with the following settings. An instance was taken out of service in response to a EC2 health check indicating it has been terminated or stopped. This feature is available for both Amazon EC2 instance store-backed and Amazon EBS-backed instances. 05 Click on the Actions dropdown button from the console top menu, choose Instance settings, and select Change termination protection. To delete an EC2 instance using the CLI, you'll need its Instance ID. When you want to get your instance running again, edit your Auto Scaling group and reset min=desired=1. The terminate function is performed on a collection of instances you have already retrieved. Thus EC2 Instance store is not meant for long-term data storage. Description ¶. Once that is complete, you can replace the hosts one by one using the commands we gathered in step 1. In CloudWatch the alarm seems to be created. (Optional) Terminate instancesThe recommended practice is to delete AWS EC2 instances that have not been in use for a long time to save costs. Segera setelah status instance berubah menjadi shutting-down atau terminated, Anda berhenti menimbulkan biaya untuk hal itu. within this period, we can know the details of the machine as it was while. 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. Follow. If you shutdown a machine, it default's to stop. By the way, you might also take a look at an EC2 Reserved Instance plan instead. reason - The reason for the current state of the instance (for example, shows "User Initiated [date]" when you stop or terminate the instance). For Linux instances backed by instance store, you can terminate and replace the instance. If the instance was started in the last 90 days, you can get the information you want from Cloudtrail dashboard. To stop the instance click Stop. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Terraform destroy does not terminate ec2 instance. The instance must be healthy and reachable. 1. Interrupted in the first hour. Unless you are calculating time to be under a threshold for a free tier, the second you use an EC2 instance you're charged for the full. Charged for the seconds used. When an EC2 instance is stopped, any data on the ephemeral storage will be lost. Amazon Elastic Block Storage (EBS) is a service that provides virtual disks for use with Amazon EC2. Select the desired region: In the top-right corner of the console, click on the region dropdown. For EC2 instances in an IPv6-only subnet, if you attach a secondary network interface to the instance, the private DNS hostname of the second network interface will resolve to the first IPv6 address on the instance's first network interface. 6. If you terminate the EBS backed instance, it will remove it from the list of running instance, including it's allocated EBS volume. Here is my billing dashboard image. resource('ec2', region_name='us-east-1') ins = ec2. Terminated instances remain visible after termination (for approximately one hour). 1. Lệnh halt sẽ không bắt đầu quá trình shutdown. instance-state-code - The state of the instance, as a 16-bit unsigned integer. By default, Amazon EC2 deletes all EBS volumes that were attached when the instance launched. Terminated instances remain visible after termination (for approximately one hour). For more information, see Instance lifecycle in the Amazon EC2 User Guide. Instance Termination. Terminate one of the EC2 instances to verify the Auto-Scaling Group is working properly Output the public DNS name of the Application Load Balancer to verify you are able to reach the Apache Web. service – The target AWS API namespace. On the Step 2: Choose an Instance Type page, open the All instance families filter drop down menu and select g4dn instances .