For questions relating to load-balancing bare metal Kubernetes clusters using MetalLB. Use this tag in combination with the general [kubernetes] tag. If your question applies to Kubernetes more generally, use the [kubernetes] tag only.
Questions tagged [metallb]
118 questions
2
votes
1 answer
Is it double load-balancing when using MetalLB and a ClusterIP service?
I use MetalLB and Nginx-ingress controller to provide internet access to my apps.
I see that in most configurations, the service is set to ClusterIP, as the ingress will send traffic there.
My question is: does this end up with double load…
francisaugusto
- 1,077
- 1
- 12
- 29
2
votes
2 answers
Expose service to the world from my bare metal k8s node
I am following this guide to expose a service running on my bare metal k8s cluster to the world.
The guide suggests using metallb for giving external access. The problem is, during the setup process of metallb, I am asked to give a range of…
john
- 1,561
- 3
- 20
- 44
2
votes
0 answers
MetalLB Cannot access service from outside of k8s cluster
I'm getting problem accessing k8s service from outside of cluster
K8s version: v1.25
MetalLB version: 0.13 (Flannel v0.20)
IP pool
apiVersion: metallb.io/v1beta1
kind: IPAddressPool
metadata:
name: first-pool
namespace: metallb-system
spec:
…
Anh Tran
- 21
- 1
2
votes
1 answer
Matrices in MTLVertexDescriptor
I'm trying to write vertex descriptor for my vertex shader which takes following struct as stage_in input.
struct VertexIn {
float2x2 foo;
}
vertex float4 vertexShader(const VertexIn in [[stage_in]]) {...}
Now when defining vertex…
ImShrey
- 380
- 4
- 12
2
votes
1 answer
Unable to reach pod from outside of cluster using exposing external IP via metallb
I try to deploy nginx deployment to see if my cluster working properly on basic k8s installed on VPS (kubeadm, ubuntu 22.04, kubernetes 1.24, containerd runtime)
I successfully deployed metallb via helm on this VPS and assigned public IP of VPS to…
corey
- 300
- 1
- 16
2
votes
0 answers
JupyterHub not launching on Helm | K8s
I have a metalLB loadbalancer, k8s clusters (one master and one worker) v1.18.5, helm 3.7, and nfs dynamic volume provisioning using helm. I run up a jupyterhub instance with helm. Within a minute everything is set up but when I use the external IP…
SavvY
- 131
- 1
- 6
2
votes
1 answer
How MetalLB works in Kubernetes
Can anybody explain me how MetalLB gets IP addresses in a Kubernetes environment? I have installed Kubernetes cluster in GCP compute engines. I have provided a range of Internal IP addresses in MetalLB ConfigMap.
NAME STATUS INTERNAL-IP …
Dusty
- 231
- 1
- 3
- 16
2
votes
0 answers
Why does Kubernetes pod CPU usage vary drastically between nodes (DaemonSets)?
Preface: I'm a Kubernetes novice standing up their own cluster at home, I have 1 master and 3 worker nodes.
I'm struggling to determine why some of my pods managed by DaemonSets are using more CPU than their counterparts on other nodes.
Here's an…
Forreyer
- 21
- 1
2
votes
1 answer
minikube metallb external-ip vs minikube ip
apiVersion: v1
kind: ConfigMap
metadata:
namespace: metallb-system
name: config
labels:
app: metallb
data:
config: |
address-pools:
- name: default
protocol: layer2
addresses:
-…
hochan
- 220
- 3
- 10
2
votes
2 answers
Kubernetes MetalLB External IP not reachable from browser
I have a nginx deployment with service type LoadBalancer.
I got a external IP which is accessible from master and worker node.
I am not able to access it from browser.
What am I missing?
Manmohan Rawat
- 51
- 3
2
votes
2 answers
What exactly happens when we try to ping an External IP for a service of type Load balancer (kubernetes)?
My cluster is running on-prem. Currently when I try to ping the external IP of service type LoadBalancer assigned to it from Metal LB. I get a reply from one of the VM's hosting the pods - Destination Host unreachable. Is this because the pods are…
Dravid S Sundaram
- 21
- 1
- 2
2
votes
1 answer
MetalLB external load balancer on docker-desktop community edition on Windows 10 single-node Kubernetes Infrastructure
I am trying to set up a metalLB external load balancer with the intention to access an nginx pod from outside the cluster using a publicly browseable IP address. I have follwed all the steps provided in here. I have managed to get the External-IP…
Muhammad Arslan Akhtar
- 491
- 7
- 23
2
votes
2 answers
LoadBalancer using Metallb on bare metal RPI cluster not working after installation
I'm fiddling around with my RPI cluster that I've setup using Kubeadm and I want to make LoadBalancers able to work on the cluster.
The IPs for the nodes are static and set to the range of 192.168.1.100-192.168.1.103 for the master and worker…
Gurkang
- 155
- 1
- 3
- 16
2
votes
1 answer
Can't get external IP on bare metal kubernetes cluster
I'm trying to set up a bare metal Kubernetes cluster. I have the basic cluster set up, no problem, but I can't seem to get MetalLB working correctly to expose an external IP to a service.
My end goal is to be able to deploy an application with 2+…
Pete.Mertz
- 1,302
- 2
- 18
- 34
1
vote
0 answers
Kubernetes ingresses not accessible from inside the cluster when Metallb externalTrafficPolicy set to Local
I'm running a bare-metal Kubernetes cluster with Traefik and Metallb in L2 mode. I set Metallb svc's externalTrafficPolicy=Local to preserve source IPs as described here. That works, but now I can't access ingresses by their external dns names from…
etherman
- 37
- 5