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AWS application load balancer not registering targets for EKS node target group

I have an EKS cluster with public/private access on a VPC with public and private subnets. I've setup my ALB in the public subnets on port 80, internet-facing and ip and installed the AWS controller ...
Alex Radwan's user avatar
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0 answers
19 views

Understanding the Use of cattle-unauthenticated ClusterRole and ClusterRoleBinding for RANCHER

After running an EKS hardening program, I encountered a vulnerability related to the cattle-unauthenticated ClusterRole and its associated ClusterRoleBinding. The program advised against binding ...
Nasil Kp's user avatar
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0 answers
21 views

`apiVersion` is set to `v1beta1`. Still getting 'no kind "ExecCredential" is registered for version "client.authentication.k8s.io/v1alpha1"'

Despite having explicitly set apiVersion: client.authentication.k8s.io/v1beta1, why the following error when running any kubectl command (f.e. kubectl version)? Unable to connect to the server: ...
VanillaDonuts's user avatar
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0 answers
21 views

Helm Charts for deploying a web app with a frontend and 5 microservices

My organization has decided to migrate to kubernetes and we have chosen to leverage eks.My task is to migrate our simple system consisting of a frontend and 5 microservices to the cluster.I want to ...
Stanley's user avatar
0 votes
1 answer
332 views

metrics-server on EKS - no metrics to server

I am attempting to setup metrics-server to server my 'horizon pod autoscaling' and manage my app pods scaling based on CPU. I am unable to get the metrics-server to run properly which fails with ...
Don Draper's user avatar
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0 answers
20 views

How to delete Kubernetes Finalisers Kubernetes.io/pv-protection?

I am trying to delete the finalisers in the PV by issuing kubectl patch command and it deletes partially leaving behind Kubernetes.io/pv-protection Described the PVC and able to see two entries ...
user2586964's user avatar
1 vote
1 answer
109 views

EKS cluster upgrade from 1.23 to 1.24 ServiceUnavailableException: Updates in the cell are disabled

I've tried upgrading my EKS cluster to 1.24 and I keep getting this error: ServiceUnavailableException: Updates in the cell are disabled I get this using the AWS console webpage here https://us-east-1....
Shanteva's user avatar
  • 133
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0 answers
148 views

User Id for securityContext.runAsUser not present in /etc/passwd

I'm reviewing some containers being deployed and have found that the User ID for securityContext.runAsUser is not present in the container's /etc/passwd. securityContext: runAsUser: 10001 # ...
javafueled's user avatar
0 votes
1 answer
96 views

What happens when you are running a "too old" version of k8s in eks?

I'm desperately trying to resolve all of our dockershim uses so we can migrate to EKS 1.24+, but I'm not optimistic I'll get it done before the "deadline". I'm stuck on EKS 1.23 until I can ...
Shanteva's user avatar
  • 133
0 votes
1 answer
276 views

Run the latest image from ECR on EKS

I have a CircleCI set-up to push docker images to ECR, similar to this question here: What is the idiomatic way to reload EKS/Kube configs when a new image is pushed to ECR My question is two-fold: I'...
Devang Sanghani's user avatar
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0 answers
26 views

Legacy application failing to send trafic with Hl7 protocol to EKS cluster

I am working on an application that consumes data sent over Hl7 protocol that has recently migrated to AWS, and that's where the issues started The "Legacy application" requires a connection ...
Przemek Hendel's user avatar
0 votes
1 answer
213 views

EKS: Usable Memory goes lower and lower on the node to 5% then jumps up to 80% available

I was able to correlate the "usable memory" going down with events in kubernetes: Conditions: Type Status LastHeartbeatTime LastTransitionTime ...
Costi's user avatar
  • 101
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0 answers
33 views

Expose consistent port across many namespaces in a dev k8s cluster

We have a development kubernetes cluster (hosted in EKS) to which engineers push feature branches. Each feature branch creates the same set of Deployments and Services in its own isolated namespace. ...
Endophage's user avatar
  • 101
3 votes
1 answer
308 views

How to use same terraform code for both kubernetes clusters Oracle (OKE) and AWS (EKS)?

I want to use same terraform code for both kubernetes clusters oracle (OKE) and AWS (EKS) and install the argocd helm chart on it, I given my code below for your reference, now the problem I am facing ...
San's user avatar
  • 31
1 vote
1 answer
2k views

EKS - Get availability zone of pod deployment from pod

In my EKS cluster, I have a few node groups that cover availability zone A and B. The pods running on the nodes are consumers/producers on various Kafka topics (MSK). There isn't any internal ...
hi im Bacon's user avatar
4 votes
2 answers
194 views

Why use configuration management tools in the world of modern cloud?

Configuration management tools like Ansible, Chef, Puppet, and Saltstack allows us to configure a cluster of blank machines to help install and deploy an application. For example, with Ansible, we can ...
user34926's user avatar
2 votes
1 answer
169 views

Does the AWS Admin user have the eks:AccessKubernetesApi permission?

I am logged in to AWS as the AWS Admin, with Administrator access. How do I find out if this user has the eks:AccessKubernetesApi IAM permission?
Snowcrash's user avatar
  • 195
2 votes
4 answers
8k views

NodeCreationFailure: Instances failed to join the kubernetes cluster

I'm setting up an EKS cluster using https://github.com/ManagedKube/kubernetes-ops and, based on that code, when I do a terraform apply I'm getting a NodeCreationFailure error. Specifically: │ Error: ...
Snowcrash's user avatar
  • 195
1 vote
1 answer
1k views

How to fix wrong /etc/resolv.conf in kubernetes pods after creating a cluster with EKS eksctl with vpc-cni plugin?

So, i've created a kubernetes cluster in EKS with eksctl, ClusterConfig: apiVersion: eksctl.io/v1alpha5 kind: ClusterConfig metadata: name: exchange-develop region: us-east-1 version: '1.19' ...
paltaa's user avatar
  • 121
0 votes
1 answer
389 views

How many nodes can I have in single EKS cluster?

I have an EKS cluster and today my subnet had 0 Available IPv4 addresses. Does that mean that there are limits per nodes within 1 cluster in EKS?
Saiqul Haq's user avatar
2 votes
3 answers
159 views

What is the idiomatic way to reload EKS/Kube configs when a new image is pushed to ECR

We are using CircleCI to automate the building of images when merges are detected on our release branch. Those images are then being pushed to ECR, but I am unsure of the best way to refresh some or ...
errata's user avatar
  • 121
2 votes
1 answer
70 views

Should we deploy Storage Class Per Application OR one Storage Class for All applications?

I am using aws-ebs-csi-driver on k8s for persistent volumes. I came across a scenario where I can create ebs storage class once and then use it across all the statefulsets deployments to create ...
SRJ's user avatar
  • 133
1 vote
1 answer
907 views

Installing NVIDIA driver on EKS nodes

I have a EKS cluster that has two node pools. One CPU general compute, the other one has GPU support (g4dn). I want to install NVIDIA driver on to the GPU node group. The best I can do right now is to ...
casualprogrammer's user avatar
0 votes
1 answer
60 views

EKS NodeAffinity for Services

https://www.eksworkshop.com/beginner/140_assigning_pods/affinity/ Links like above usually show node affinity for "kind: Pod". Isn't it possible to use node affinity for "kind: Service&...
Biju's user avatar
  • 255
4 votes
1 answer
8k views

Kubernetes serve static content with ingress

I have a simple Django application and on a regular EC2 instance nginx is a reverse proxy serving static files and proxying requests to gunicorn/wsgi backend app. Should I have a separate deployment ...
Most Wanted's user avatar
1 vote
1 answer
468 views

Where to install Prometheus for Kubernetes monitoring

I'm considering using Prometheus to monitor and analyze different metrics from my AWS EKS Kubernetes cluster running in Fargate, as it seems to be the standard tool during these times. However, ...
Nicolás García's user avatar
4 votes
3 answers
6k views

Is AWS Fargate suitable for web applications?

I'm making a web-app, I've tried both ECS and EKS at AWS. It's been very comfortable to use Fargate instances instead of EC2. But I'm not sure I understand how to use them since when I count at it, it'...
Felix Eklöf's user avatar
1 vote
1 answer
2k views

How to Integrate Amazon API Gateway with EKS using Application Load Balancer (ALB)?

According to the AWS documentation, it is possible to integrate Amazon API Gateway with EKS using ALB. However, by far most of this documentation explains how to do this with NLB instead of ALB. So ...
Daan's user avatar
  • 131
0 votes
1 answer
116 views

AWS ECS vs EKS for hybrid cloud strategy

What can EKS deployment do that ECS deployment can't do? is there any specific circumstances that you have to deploy your application on EKS but not ECS.
Moses Liao GZ's user avatar
1 vote
1 answer
766 views

What does "eksctl create iamserviceaccount" do under the hood on an EKS cluster?

AWS supports IAM Roles for Service Accounts (IRSA) that allows cluster operators to map AWS IAM Roles to Kubernetes Service Accounts. To do so, one has to create an iamserviceaccount in an EKS cluster:...
HsnVahedi's user avatar
  • 155
1 vote
1 answer
315 views

Is it possible to have an aws EKS infrastructure as code?

Is it possible to declare "a complete production level EKS with other aws services" using terraform? I know that terraform has an eks module and an aws provider. But I'm not sure if one can ...
HsnVahedi's user avatar
  • 155
1 vote
1 answer
167 views

In k8s, do the controller nodes have to be in same VPC as the worker nodes for a cluster?

I'm new to k8s and trying to grasp the infrastructure concepts, and trying to apply them in AWS. I know a k8s cluster has a control plane, which has the management nodes, and a data plane, which has ...
Chris F's user avatar
  • 423
1 vote
2 answers
559 views

Spread pods over cluster

Current using AWS's auto-scale policy to start EKS worker nodes (min+desired 10, max 15) on a fixed time every day. There are 120 pods and 30 deployments. Obviously, only one node will be up firstly. ...
again's user avatar
  • 189
0 votes
1 answer
71 views

Secure RDS (private endpoint) and allow connecting from local machine for specific predefined users

I'm looking for some way to allow access to RDS (Private endpoint) instances from local machine for a specific set of people (for the internal team.) ways I know: Create Bastion EC2 and through SSH ...
Saikat Chakrabortty's user avatar
5 votes
1 answer
3k views

Cannot configure node group in new EKS cluster due to no Node IAM role found

I've created a new EKS cluster, and am trying to add a new node group to it. I'm stuck on selecting a Node IAM Role from the dropdown. I followed the link, and created all options for roles I could ...
Mugen's user avatar
  • 153
0 votes
2 answers
92 views

EKS - created cluster from console with federated IAM admin - how to access

I have no programmatic access for the user who created the cluster only graphical. I tried a lot of things and I always get access denied on kubectl as I have to use another IAM identity that has ...
anVzdGFub3RoZXJodW1hbg's user avatar