Agent disconnected ecs container instance github We are using Amazon ECS-Optimized Amazon Linux AMI 2017. Sometimes we find our ECS cluster is running some containers we thought were removed. I've had a look at this today and it doesn't look like ECS observes the health status during deployments. I am passing the extra variable An Ubuntu 14. 1 is the Docker bridge network that all containers are connected to by default, see here. Will it works on single container instance? {"message": "(service my-test-node-service) was unable to place a task because no container instance met all of its requirements. . - GitHub - aws/amazon-ecs-logs-collector: The script will be used to collect general os logs as well as Docker and ecs-agent logs, it also support to enable debug mode for docker But now my ECS instance can pull the image from ECR. An ELB (managed by ECS) that distributes incoming requests across multiple deathstar containers on different instances (managed by ECS). ECS instance RHEL 7. Each task in the ECS service has access to FOO as an environment variable. In this particular scenario, it was a retry that happened because of a timeout that led to this scenario. At the same time sometimes ecs agents stops working and ecs instance is show I have an issue that from time to time one of the EC2 instances within my cluster have its ECS-agent disconnected. We have a cluster with some GPU instances working, they work as expected normally, but every now and then, we start having instances disconnecting from the cluster but they are still up in EC2, just not reporting anything to the cluster. The ECS instance is running what I believe is the latest AMI (amzn-ami-2015. Description I have a ECS task that runs a bunch of containers. The agent will pick up the ecs. The problem here was that the labels were not taken into account unless the DD_LOGS_CONFIG_CONTAINER_COLLECT_ALL flag was set to true. Name: ECS_IMAGE_PULL_BEHAVIOR Value: prefer-cached. In the web console we see under the "ECS Instances" tab, that a few instances say "Agent Connected" false. 1. Find and fix vulnerabilities Instant dev environments GitHub Copilot. e. Description Environment: Windows 2019 with ECS Container Support - (ami amazon/Windows_Server-2019-English-Full-ECS_Optimized-2021. Hello, the application for which I am trying to do that is currently using a central public EC2 instance that handles both UDP and TCP traffic. Just had this issue on an ec2 instance. The EC2 instance is running ecs agent version 1. Sign in Product Actions. g. for more information on the stopped agent container. 16) I am trying to launch a Fargate instance with Task memory (MiB)1024, Task CPU (unit)512, Container Hard/Soft Memory 500 MiB. This creates the likely scenario that the instance in an unhealthy state, and without some @samuelkarp we are using splunkforwarder as ECS docker container but the issue is, inside the splunkforwarder container the host name is the container id and then splunkforwarder communicate to splunk deployment server but the issue is the splunk deployment server is configured to look at the host name to determine which output app it should give to Summary. Generally, these change events are normal. After booting up new Container Instance, it's not very optimal to wait for several minutes until the agent starts pulling new container images and starts them up. config but I see no way to configu Summary One of our ecs-agent stop connecting to ecs and start giving expired credential to tasks running in docker Description After 7 days one ecs-agnet stop connecting to ECS, and start giving expired credential to tasks running in doc Updates the Amazon ECS container agent on a specified container instance. This obviously causes issues with deployment. But, I looked up the information about the container instance on which you are facing this issue and it seems like it has a different agentHash than the one on the The existing ECS instances that run on this custom AMI continue to function flawlessly. Additionally, the ECS_IMAGE_CLEANUP_ENABLED flag can be used to disable the automatic image cleanup Summary. log. --Remove the ECS agent configuration files rm -r /var/lib/ecs/data. " So you might have more/less available memory in your instance than ECS sees, but ECS is counting just the memory from its registered tasks per container instance. awsvpc-trunk-id --cluster <cluster_name> --region <region> { "attributes": [] } A service event example: service <service> was unable to place a task because no container instance met all of its requirements. The plugin supports the official TeamCity Build Agent Docker image out of the box. We are tracking Describe the Container Instance and confirm if the ECS Agent is still disconnected. The ec2 instance is t2. In most cases it works well and ecs instance got registered. Lock(). One instance with 8 containers says it has a lot of space, whereas the other ins UPDATE 1: I just reduced memory usage of the container task. Description The first time that I You signed in with another tab or window. container is stopped, network connection is lost or changed) the shell hangs and there is no notification the session is disconnected, no attempt to reconnect and I don't think any way to escape (SSH escape sequence). I am behind corp Proxy. I've noticed when a docker container either crashes or fails to boot, or even if stopped manually, this causes the whole server to become bricked. This did not solve the issue. 9. Supporting Log Snippets. 2016-08-2 amazon/amazon-ecs-agent:latest. To help us root cause the issue, could you provide the following information through email to penyin (at) amazon. It does look inconsistent. would be bootstrapped with the static config present in the image and act as a relay for all communication between the agent Agent version: 1. 29. py --help usage: ecs-external-instance-network-sentry [-h] -r REGION [-i INTERVAL] [-n RETRIES] [-l LOGFILE] [-k LOGLEVEL] Purpose: ----- For use on ECS Anywhere external Hey team! ECS is complaining that it's lost connection with the agent. On both instances Docker crashed. 3 and ECS agent 1. Containers now get cleaned up after a few minutes, but the PENDING problem persists. ECS Instances stuck with "Agent Disconnected". If you wish to save iptables rules to disk so they will survive a reboot and be present without an additional Ansible run, you should handle that outside of this $ aws ecs list-attributes --target-type container-instance --attribute-name ecs. Host and manage packages Security. For more information, see the Troubleshooting section. The context is ECS-optimized AMIs and ECS services all created w/ cloudformation. Sign up for GitHub By clicking “Sign up for GitHub”, you agree to our I have an instance profile configured for the container Amazon Elastic Container Service Agent. create a service with one healthy container and perform a deployment (min 100% max 200%) that's broken and goes to UNHEALTHY, the healthy container (old version) is stopped, the After start, ecs-agent waits for several minutes until it gets new tasks and starts them up. To start the container agent using Amazon The ec2 instance runningthe container doesn't experience the same issue. By default, 4 ports are reserved already (22 for SSH, the Docker ports 2375 and 2376, and the Amazon ECS container agent port 51678) and 46 remain for assignment with placed tasks. Updating the Amazon ECS container agent doesn't interrupt running tasks or services on the container instance. Is this by design? For e. A container from the same ECS Task starts on the 1a server but not 1b. The ec2 instance is also able to restart the task without an issue but the task is never able to keep it's IP address consistently. The ECS agent appears to have a problem accessing the EC2 metadata service, and the ECS agent Docker container but we have observed this happening while ECS doing rebalancing of the containers as well. Is DHCP required or is everything configured automatically like the default network type? Summary I am using Rasberry PI 4B installing ECS agent and SSM agent to acting as external instance of ECS cluster, the register process is successful with status ACTIVE in ECS console, but task failed to launch in such external instance Hello @matelang,. I have tried manually adding the line, and adding it via user data but nothing updates the value. 7 Storage Driver: overlay2 Backing Filesystem: xfs Supports d_type: true Native Overlay Diff: true userxattr: false Logging Driver: json-file Cgroup Driver: cgroupfs Cgroup Version: 1 Plugins: Amazon Elastic Container Service Agent. When using ECS_CONTAINER_INSTANCE_PROPAGATE_TAGS_FROM=ec2_instance the Agent can sometimes fail to add tags to the container instance. The issue can be caused by the following factors: Networking issues prevent communication We're using ECS for force12. Trim managed agent reason + add retries for getting instance identity signature #4042; Code Quality Improvement - Add check in ecs clint library to ensure only non The Amazon ECS Container Agent is a component of Amazon Elastic Container Service () and is responsible for managing containers on behalf of Amazon ECS. 172. This works well in docker compose on my local machine and only in ECS it fails. Given that connectivity can fluctuate, over a large enough Contribute to aws/amazon-ecs-agent development by creating an account on GitHub. if a container won't start after 5 tries, stop trying to start it. I have tried to deregister the ECS instance, Removing the db and initializing the agent again with these commands: del C:\ProgramData\Amazon\ECS\cache\ecs-agent-windows The nginx proxy distributes incoming requests to the nodejs processes. My container instances for Amazon Elastic Container Service (Amazon ECS) are disconnected. Issue from a customer in #534:. 09. It runs on all Container Instances on port 51678. Amazon ECS Service Connect Agent. Contribute to aws/amazon-ecs-agent development by creating an account on GitHub. With the current configuration, FOO is available on all container instances shell environments but isn't passed through to tasks. If not, it might be an issue with how ECS agent is being restarted. All the graphs are normal and then just flatline. The server does not run out of CPU, it doesn't run out of Memory. 10. Notifications You must be signed in to change notification settings; Fork New issue Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. --Firstly. 88. We're seeing intermittent problems when one of our container instances stops responding for between 30 and 60 seconds. So we From what I can tell your task definition looks correct, do you see this happening consistently or is it a transient issue? It seems like the task execution role credential endpoint is not quite ready when your container is starting up, we are looking into this issue but it would help to know how often you see this, or if there are any particular steps you've noticed that can The agent is able to register with ECS Cluster and status is showing as ACTIVE. For achieving this, you can follow these instructions: Connect via a Hi @veverjak , Apologies for asking you to confirm this again. sudo reboot--Deleted the service and created it Summary. 2. In this Within Amazon ECS components, the ECS Agent is a vital piece which is in charge of all the communication between the ECS Container Instances and the ECS control plane logic. ECS_CONTAINER_START_TIMEOUT is the timeout for starting a container and ECS_CONTAINER_STOP_TIMEOUT is the time to wait after a container has stopped before force killing it. It's normal for your Amazon ECS container agent to disconnect and reconnect multiple times I have an issue that from time to time one of the EC2 instances within my cluster have its ECS-agent disconnected. Note: The t2. some older versions of the Amazon ECS container agent register the instance again without deregistering the original container instance ID. Not sure if this is a ecs-agent or ECS service feature in particular. 03. If the container agent is still disconnected, then verify that the IAM instance profile associated with the container instance has the necessary @mkleint, that's fine. js" 4 minutes ago Created ecs-example-2-hello-worker-d69ec8c6c1ece5f8d301 f6ec1789f5e8 I also tried the commands docker exec -it ecs-agent /bin/bash and docker exec -it ecs-agent /bin/sh. First of all, I really like the simplicity this project provides! If I'm not mistaken, it is currently not possible to configure the logging of the agent container itself. 8. Unclear whether this is an IMDS problem or something to do with the ENI attached to the new Task. This silently removes the EC2 instance from the cluster (i. micro instance was running a 600mb soft/900 mb hard limit container, and a few core containers including an ecs-agent container, a fluentd-agent for logging, a The typical use case would be to alert on systems where the ECS Agent on a given Container Instance has been disconnected for a period of time and to respond to this event (either through a manual or automated means). Tune SIGKILL timeout on a per ECS Task/Container Definition basis, as opposed to Container Instance wide. It is used for systems that utilize systemd as init systems and is packaged as deb or 1. Pulling repository amazon/amazon-ecs-agent a5a56a5e13dc: Download complete 511136ea3c5a: Download complete 9950b5d678a1: Download complete c48ddcf21b63: Download complete Status: Image is up to date for amazon/amazon-ecs-agent:latest; Run the latest Amazon ECS container agent on your container instance. Here is the CLI equivalent that consistently works, regardless of logged-output Amazon Elastic Container Service Agent. Because of the nature of distributed services, it Summary. An update here is that the RegisterContianerInstance() API is not idempotent and as I explained in an earlier post, there are scenarios in which a multiple ECS Container Instance ARNs can be mapped to a single EC2 Instance ID. If the ECS Agent times out waiting for container to be created and if the task is stopped and gets cleaned before docker daemon completes the container create operation, the container effectively gets orphaned from a cleanup perspective because ECS Agent thinks that it has already cleaned I'd like to work on the following feature: support multiple containers on the same EC2 instance exposing the same port to the outside world. Contribute to aws/amazon-ecs-service-connect-agent development by creating an account on GitHub. Description ecs-agent f ECS uses the "cpu" parameter in the task definition for two purposes: 1) to control the CPU shares allocated to each container on your container instance in order to influence the relative priority of each container when there is CPU contention, and 2) to avoid over-subscribing or over-filling each container instance in your cluster. You can find more details about setting up a windows container instance here. Is the ECS agent required within every container run by Fargate? Or is it supposed to run on some central server (within the same VPC?)? If you use launch type Fargate, you don't need to configure or run the ECS agent in your containers or elsewhere. 1b has worked in the past with AWSVPC networking. a-amazon-ecs-optimized (ami-ecd5e884)). micro. Hence I can't run tasks. Based on what I got from customers, so far after ECS_ENGINE_TASK_CLEANUP_WAIT_DURATION, agent cleans up only the stopped tasks and docker images that are not being used by any tasks on your container instances. For example I have a cluster running one instance of Zuul ie ECS tells me the Zuul service is running one instance. g and ecs agent 1. Also, I am not able to link A container with B as it states as the loop. It occurs if I test the servicie with multiple Request per seconds for a long time Setting ECS_DISABLE_METRICS flag to false in amazon-ecs-agent, the CPU consumption by docker-containerd instantly dropped to nearly 0, and our next highest consumer CPU process was one of our containers, at a fraction of a percent. Container Instances for Amazon ECS Disconnected? We can help you. This is ECS Agent wide, it would be extremely nice to be able to do this on a per Task or De-registering is supposed to be final. If none of the nodejs processes in the container are alive then nginx itself will return a 502 Bad Gateway response. But Agent connected is showing as false. Summary Can't launch amazon-ecs-agent on Centos7 Description I follow the README instruction and execute the following script $ mkdir -p /var/log/ecs /etc/ecs /var/lib/ecs/data $ touch /etc/ecs/ecs. This causes us problems when redeploying containers, determining task status, etc. You can also tune the behavior of how the ECS Agent removes old containers by setting ECS_ENGINE_TASK_CLEANUP_WAIT_DURATION to something shorter than 3 hours (the default) in /etc/ecs/ecs. :) What I'm looking for is a mechanism by which to detect that an ECS Container Instance has gone to false - i. But without success. Complete the following steps: Use SSH to connect to the container When agentConnected returns false, then this return means that your agent is disconnected. It is then relaunched by ecs-init and the same thing happens again and again. Expected Behavior. js" 4 minutes ago Created ecs-example-2-hello-worker-c2b0a2b8f1c6acee2400 3babf34ddead blaines/hello-worker "node hello-worker. Therefore, starting Amazon ECS or Docker via Amazon EC2 user data may cause a deadlock. 0 EC2 AMI: amzn2-ami-ecs-hvm-2. While running from the docker container B I am able to ping A with the FQDN but from the container A I am not able to ping B. 2016-08-24-00 ecs-agent. The instances fail to register to the cluster when launched in a shared VPC and ENI trunking feature being enabled. Docker and ecs-agent logs are Summary I am trying to run a Docker container on ECS, and my tasks keep restarting with STOPPED(Essential container in task exited) but I don't see logs under the container section. 87. AWS ECS agent does not start in EC2 instance. You switched accounts on another tab or window. Navigation Menu Toggle navigation. aws / amazon-ecs-agent Public. config, then ecs agent docker container tend to get destroyed after a while. EC2 instance which is running docker service and the ecs agent has now about 250 MB of memory for system critical processes. ECS Container Instance should get register as expected and Should be able to launch tasks with awsvpc Introduction Amazon Elastic Container Service (ECS) Anywhere is a feature of Amazon ECS that lets you run and manage container workloads on your infrastructure. If Amazon Elastic Container Service Agent. ECS will also reserve the CPU, memory and ENI resources defined for the daemon task on the Instance. My naive understanding is that the ecs-agent is what the AWS console uses to know what is happening on the instances, hence the query here. 11. Then, restart the agent. The solution is flexible and provides simple settings for tweaking the behavior: Hi, we're using ecs service from AWS and bootstrap instances by running ecs-agent docker container. io our demo of micro scaling. It is a very simple service. We notice them because they registered with Eureka but we don't see them in ECS. Register the new instances to the ecs cluster and give them a custom attribute (eg. The Amazon ECS container agent version supports a different feature set and provides bug fixes from previous versions. So in your case the logs should be collected and they should have the service set to a-service and the source set to Describe the bug. CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 9a788a418deb blaines/hello-worker "node hello-worker. In the AWS Console: Go to the ECS Service; Click the blue Create Cluster button; Choose Networking only (should already be selected by default) and click the blue Next step button; Type ECSAnywhere for the Cluster name, click the box The ECS control plane running in the AWS region orchestrates containers by sending instructions to the ECS agent installed on each registered server over a secure link, which is authenticated using the instance IAM role credentials passed at the time of registering the server. It occurs the instance type c5, r5, m5 as far as I confirmed and it does not occur the instance type c4, r4, m4. I have an ECS Cluster with 1 ECS Instance. The problem wil solve it self as long as your ECS agent is cleaning up containers ever X time, but it means your daemon container will not be available until X time I want to change something at the container instance level (eg. Description On a cluster with 3000+ instances split on 30+ clusters to identify where a Task was placed, Summary When relaunching a Service on EC2 Windows 2019, the replacement container cannot connect to IMDS. Expected Behavior Observed Behavior Environment Details. That AMI is then used to This role sets up the AWS ECS agent as recommended in the documentation, including adding iptables rules. When possible, we always recommend using the latest version of the Amazon ECS container agent. 12. Mental map serv I'm seeing EC2 instance failing to register with the ECS cluster. 1 but quite often see Agent Connected: false in the ECS Cluster ECS Instances dashboard. 2 running in its own cluster (default options for both Docker and the ECS agent) An ECS service with a large desired count where the task exits after 30 seconds (essentially sleep 30) A script running on the instance to clean up containers (modeled after your cron job) Specifically, we're blocked on ImagePullDeleteLock. e. All services are configured with desired_count 1. Observed Behavior. 49 agent. ecs-agent not running. The ECS agent logs indicate a 404 when trying to fetch the VPC ID from the metadata The authentication procedure for enrolling the Amazon ECS container instance into the ADO agent pool is accomplished by using a personal access token (PAT). Also there is a blog on how to automate it here. docker logs [CONTAINER_ID] I got the message Cannot allocate memory: fork: Unable to fork new process. Log inspection reveals this: 2018-08-22T15:56:10Z [INFO] Loading configuration 2018-08-22T15:56:10Z [INFO] Amazon ECS agent Version Vault agent will read the template from /vault-agent and write the result to the /config directory. And restart ECS-Agent Services Two ECS instances in our development environment are showing an agent disconnect. This feature helps you meet compliance requirements and scale your business without sacrificing your on-premises investments. 1. $ python3 ecs-external-instance-network-sentry. Use this container image as a sidecar in your Amazon ECS task definition. However, when we simply change -n 15 down to (for example) -n 5, everything works as expected (session closes on its own and full log-output is sent to CW or S3). Skip to content. To confirm this, we killed the ECS agent with the ABRT signal to get a full dump of all goroutines, which showed that we were blocked on that lock. However, bear in mind that this role will not handle saving the iptables rules for you (via iptables-save or other means). The way I would like to approach this is to have ECS Agent support registering multiple containers on various ports and proxying them to the same EC2 port. I haven't done anything custom with the agent or the container instance One thing to be aware of if running containers on instance start: be sure to put this in something that will happen on every system boot (not just in userdata, which is processed on first boot). Configure Amazon ECS Cloud Profile for your project in the Server Administration UI. [root@ip-10-0-16-34 bin]# docker info Client: Context: default Debug Mode: false Server: Containers: 35 Running: 3 Paused: 0 Stopped: 32 Images: 6 Server Version: 20. ECS doesn't do any rebalancing of containers. What could be the cause of this? Is this a known issue? Tool that shows you cluster, services, and tasks to SSH into a container instance - in4it/ecs-ssh With the latest ECS-optimized AMI (ami-13f84d60) in eu-west-1, the ECS agent cannot register the instance. This Elastic Agent Plugin for Amazon EC2 Container Service allows you to run elastic agents on Amazon ECS (Docker container service on AWS). Reason: No Container Instances were found in Summary Summary. Service creation failed: Container port xxxx is used in more than one port mapping for container container name. The process for updating the agent differs depending on whether your container instance was launched with the Amazon ECS-optimized AMI or another operating system. com: Account ID; Region; Service Name; Instance ID that experienced this If I try to call the container with docker stats/logs the container is not responding. There is no need to configure AWS credentials because the access to AWS resources is handled via the Amazon ECS task and task execution Identity and Access Management (IAM) roles, thus eliminating There's a limit of 50 reserved host ports per container instance at any given time. Description When I put my ECS instance under high load, like I scale my container instances from 2 to 12 the ecs agent disconnects with following errors: 2018-03-12T22:58:52Z [DEBUG] ACS ac The free -m will show the actual available memory that is not used by any process, which includes the memory that was allocated to container but not used by the container. Once completed, we run sysprep and create a new AMI. Then a container could print these details in Any update on this resolution? I had to roll back to ecs optimized image with v1. You signed out in another tab or window. SSHd into one of the host instances: ls /var/log/ecs ecs-agent. Recently, I needed to upgrade the memory on these ECS instances, so I launched a new ECS instance from the same launch template used to launch the currently-running ECS instances, and only updated the instance type to be one that has more memory. My user script sets up the following /etc/ecs/ecs. It is used for systems that utilize systemd as init systems and is packaged as deb or Amazon Elastic Container Service Agent. All services behave fine except one, a service called mental_map. It is possible that you might be running out of EBS Amazon Elastic Container Service Agent. Environment Details A simple docker image that can run on Amazon EC2 instance and report ECS agent status to CloudWatch - aliabas7/ecs-agent-status. $ tail The ECS agent could not start the container after the service connect container is started. The initial steps will show you how to deploy a (somewhat) sophisticated multi services application in an AWS region as an ECS service running on AWS Fargate. This should not be related to that issue. logging, user accounts) My ideal path: Create new ec2 instances and provision them. config: ECS_CLUSTER=doodlestory ECS_INSTANCE_ATTRIBUTES={"purpose":"elasticsearch"} The agent starts correctly and as we're striving for container isolation and protecting the health of the host, we chose to write a simple reaper that runs on every ECS instance and stops containers that have crossed a major page fault threshold we chose based on our environment (happy containers might cause 300/day, and sad containers can rack up hundreds of thousands New EC2 instances launched with the ECS agent don't register to their ECS cluster automatically. By making a 1 server is in us-gov-west-1a and the other is in 1b. Amazon Elastic Container Service Agent. When extending Amazon ECS to customer-managed infrastructure, The systemd units for both Amazon ECS and Docker services have a directive to wait for cloud-init to finish before starting both services. 1 On the ECS dashboard we noticed disconnected ECS agents regularly. To get the exit code, run the following command: The Amazon ECS container agent uses the Docker ReadMemInfo() Summary We use the Windows ECS Optimized AMI as a starting AMI, on which we run our automation to install different security scanning tools and other scripts. It happens occasionally that one of my EC2 instances in an ECS cluster become 'agent disconnected' according to the AWS ECS console web UI. The plugin supports Amazon ECS cluster images to start new tasks with a TeamCity build agent running in one of the containers. sudo cat Add the ability to limit the number of container starts. ECS will ensure that Daemon tasks are the first tasks to be placed on new ECS container instances to ensure that monitoring and security agents are launched before the application containers are launched on the container instance. Hello! Y'all probably have a faster line to CloudWatch than I do. If you would like to register as a new container instance, you can remove the agent's checkpointed data (at /var/lib/ecs/data/* by default) before starting the agent, but all previously managed containers will be forgotten about / 'orphaned' as well. This is expected because the ecs-agent is isolated from the host environment. Reload to refresh your session. Feature - Fault Injection Service Integration #4414; Bugfix - Retry GPU devices check during env vars load if instance supports GPU #4387; Enhancement - Add additional logging for BHP fault #4394; Bugfix - Remove unnecessary set driver and instance log level calls #4396; Enhancement - Migrate ecs-init to aws-sdk-go-v2. Write better code with The authentication procedure for enrolling the Amazon ECS container instance into the ADO agent pool is accomplished by using a personal access token (PAT). The session starts successfully, and it's evident that the commands are sent to the container, but then the session hangs. It looks like there might be an issue with the ECS agent on my ECS cluster. Having restarts happen forever on containers with errors starting puts a large load on dockerd to deal with volumes setup for containers that failed to start. Issues that I observed w/ this: containerd bug (already fixed, but probably won't see a docker version w/ the fix in the ECS-optimized AMIs for a while) Container instances kept "alive", even if the agent hasn't been connected for a long time The AWS console "Task" tab shows ~48 tasks, but instances have only 3. config. We've noticed that the ecs agent on our instances gets disconnected permanently (and new tasks cannot be assigned to it) when a running container (with a memoryReservation If i create ec2 instance using ecs optimized ami and there is no cluster with the name mentioned in ecs. 20241010-x86_64-ebs. Description. This repository comes with ECS-Init, which is a systemd based service to support the Amazon ECS Container Agent and keep it running. 17. Automate any workflow Packages. It is only checking that a container instance was disconnected at minute 0 and then also at minute X. More documentation here. Environment Details. log, I found that the service was failing and not attempting to auto-restart. When I log on to the server it looks like This tutorial is intended to walk you through an opinionated demonstration of how ECS Anywhere works. The issue seems to be related to daily automated and manual deployments. @jhovell We have a hypothesis for how a container can get to this state. docker ps -a. @jonathannaguin The Container Agent Introspection API is documented here. Upon checking /var/log/ecs/ecs-init. 0. Among other tasks, the ECS Agent will register your ECS Container Instance within the ECS Cluster, receive instructions from the ECS Scheduler for placing, starting and stopping tasks, and also Expected Behavior. There is no need to configure AWS credentials because the access to AWS resources is handled via the Amazon ECS task and task execution Identity and Access Management (IAM) roles, thus eliminating One approach might be to have the ECS agent inject environment variables identifying the task (similar to the labels the agent already sets) and possibly the container instance. And they don't seem to re-connect. You can use a shared EFS volume mounted at /config container I originally thought that the Docker daemon was getting overwhelmed with hundreds of exited containers, so I built the amazon-ecs-agent dev branch to try the new ECS_ENGINE_TASK_CLEANUP_WAIT_DURATION variable. However, if the container agent remains disconnected, then To resolve this error, check your agent logs and verify that the agent is running on the instance. To start the container agent using Amazon We have many ecs instances that seem to disconnect to the ecs agent. If the ECS Instance matches all the checks and filters, then this means there is an issue with the Agent in that specific instance and a notification email is sent. I stopped the instance, increased the size, started it again. The plugin takes care of spinning up and shutting down EC2 instances based on the need of your deployment pipeline, thus removing bottlenecks and reducing the cost of your agent infrastructure. This alleviates the pain of having to manually cleanup container images using the docker rmi command. During Intentionally stopping the Amazon ECS Agent on production cluster may affect your current workloads. Here's my workaround, Once EC2 has launched, remote to the server and add below Environment Variables to Windows, Name: ECS_CONTAINER_START_TIMEOUT Value: 15m. In either case, I'd encourage you to create a new issue, with details of your environment (how is the ECS agent installed, which AMI are you using, which ECS agent version are you using etc). Summary ecs-agent is in state unhealty Description we have a 3 nodes cluster and on all nodes the result of a docker ps shows "cc61d5053d50 amazon/amazon-ecs-agent:latest "/agent" 5 minutes ago Up 5 minutes (unhealthy) " Expected Behavio I would like the ECS agent to add an instance attribute during startup. For more information, see exitcodes on the GitHub website. I was just curious if y'all have seen these errors before: In the ECS console: service docker-demo-app was unable to place a task because no container instance met al Networking issues prevent communication between the instance and Amazon ECS. "The Registered memory value is what the container instance registered with Amazon ECS when it was first launched, and the Available memory value is what has not already been allocated to tasks. Fortunately restarting the ECS agent appears to fix the issue (tasks go from PENDING to RUNNING successfully), but the issue will likely just crop up again because If your container instance is still disconnected, then review the log files on the container host for the container agent and Docker. According to an article Amazon ECS Supports Container Health Checks and Task Health Management you have announced that Amazon ECS integrates with Docker container health checks to monitor the health of each container using HEALTHCHECK. Please Hi, I have a cluster with two t2. - GitHub - mridehalgh/terraform-ecs-container-instance-draining: Automates Container Instance Draining in Amazon ECS by removing tasks from an instance before scaling down a cluster with Auto Scaling Groups. You're supposed to stop all tasks on a container instance before deregistering it (and the API won't let @alexwen Sorry for the late reply, you can find the documentation about container instance draining here. ECS agent: 1. For the past two weeks, my ECS cluster with EC2 instances managed by auto scaling (launch templates) and capacity provider has been working fine. see above description ECS ENI trunking feature is not working for EC2 Instances launched in a shared VPC subnets. Description On a cluster with 3000+ instances split on 30+ clusters to identify where a Task was placed, Summary I am attempting to add container instances to an existing cluster. But when I view the attribute on the container instance in the ECS console it shows the attribute as unassigned. In my case, I have an autoscaling group which propagates tags to EC2 instances. I dont think this is necessarily a 'ghost' container because if I retry RunTask a couple times it will work. when ECS don't have any kind of load or less load the container don't scale down the containers that are scaled up. I could register a task definition. My hunch says to enable task networking on the container instance - I added ECS_ENABLE_TASK_ENI=true to the ecs. A "docker ps -a" on all th The Amazon ECS Container Agent is a component of Amazon Elastic Container Service () and is responsible for managing containers on behalf of Amazon ECS. Right now you can use an environment variable on the ECS Agent to tune the SIGKILL timeout sent for docker stop operations under the hood. They also want agent to clean up containers in 'dead' status. The container agent doesn't have the required AWS Identity and Access Management (IAM) permissions to communicate with Amazon ECS endpoints. agentConnected: False in some manner that is presented by CloudWatch metrics/alarms. But Zuul registers with Eureka. ecs agent wasn't able to stop, using ecs API, prometheus containers configured with efs as its storage Summary The hability of the ECS Agent tag the instance that it's running in with the ECS Cluster ARN and ECS Container Instance ID. When you have a interactive shell session connected to a ECS container, if the connection is lost for some reason (e. The service is failing to start with below We propose to address this issue by adding support in ECS Agent to perform periodic cleanup of images in Container Instances. All of the conta Summary The hability of the ECS Agent tag the instance that it's running in with the ECS Cluster ARN and ECS Container Instance ID. The task run on single EC2 instance machine. The systemd units for both Amazon ECS and Docker services have a directive to wait for cloud-init to finish before starting both services. The closest matching container-instance 7c0066ce-597d-4a23-b36b-1bcea7b8ec46 doesn't have the agent connected. not eligible to run any services anymore) and silently drains my cluster from serving servers. config file. for example when the only instance up get disconnected in this way we have a gap in the report of the resources usage Expected Behavior. config $ # Set up necessary rules to en @mclaugsf There is no way to configure the inspect and create container timeouts in ECS agent today. if a specific container is getting too much load ECS is able to spin up more container and distribute the load properly but when load on the container stabilize and when it don't have any kind of load or less load the container You signed in with another tab or window. ECS Agent is not restarted unhealthy containers for Dockerfile healthcheck. Today I've checked the logs for a box with an false ecs agent. micro machines and six services. While the ECS console only shows the memory Summary Description Expected Behavior Observed Behavior Environment Details Supporting Log Snippets Hi, My ECS instances are getting out of space very fast. 04 EC2 instance with Docker 1. Supporting Log Snippets Summary ecs-agent fails to connect to TCS endpoint several times for a short time from ec2 launched. my-container-instance-v3) Register a new task definition with requiredAttributes: ["my-container-instance-v3"] Summary A container exits with zero exit code but with the "OutOfMemoryError: Container killed due to memory usage" status reason. Sounds like the docker daemon on this instance is hanging. It waits for 20 seconds, times out and exits. Summary ECS agent disconnects under heavy load. The cloud-init process is not considered finished until your Amazon EC2 user data has finished running. You can use your own image as well. A larger volume at /dev/xvdcz should indeed help you. Environment Details service vma-cluster-webapp-prod-service was unable to place a task because no container instance met all of its requirements. Summary. Automates Container Instance Draining in Amazon ECS by removing tasks from an instance before scaling down a cluster with Auto Scaling Groups. Further in the tutorial, the steps will guide you through how to deploy parts of this application on ECS Anywhere ECS keeps telling the task is RUNNING until you remove the container from the EC2 instance, as soon as the container is removed ECS removes the task and starts a new one which then works fine. The instances never join the cluster. We had an ECS instance mysteriously reboot once, and containers that we had been running from userdata did not restart on their own. You'll see more discussion of the hanging behavior at #301, The script will be used to collect general os logs as well as Docker and ecs-agent logs, it also support to enable debug mode for docker and ecs-agent in Amazon Linux. There's currently an open feature request for ECS container rebalancing Expect the EC2 not to become unresponsive during ECS Agent. sgwny gwuzq aoooruy rchq xyoh plgx qjau nfx lpuyctb zcgegew