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Questions tagged [hpa]

Horizontal Pod Autoscaler is an API resource in the Kubernetes and used to horizontally scale number of kubernetes pods based on metrics values

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Kubernetes HPA doesn't scale up

This is very strange today, I used AWS EKS cluster, and it works fine for my HPA yesterday and today morning. Starting afternoon, nothing change, my HPA suddenly not work!! This is my HPA: apiVersion: autoscaling/v2beta2 kind:…
Tianbing Leng
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HPA with different namespaces

I have a kubernetes setup with following sn. type service namespace 1. statefulset rabbitmq rabbitmq 2. deployment pods default 3. hpa hpa default The metrics is exported on…
dempti
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openfaas deployment.kubernetes.io/max-replicas vs com.openfaas.scale.max

I have a k8s cluster on which I have installed openfaas in the following way: helm repo add openfaas https://openfaas.github.io/faas-netes/ helm repo update kubectl apply -f…
Laurent Michel
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use a metric in HPA which was pushed to prometheus pushgateway

I'm pushing a metric via python client to push gateway in prometheus. Im able to query the metric - "QYZ_normal" in the prometheus UI and get result. Im trying to understand how to utilize that metric for HPA (i have setup prometheus-adapter) The…
JamZ
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HPA not scaling down

I hope you can shed some light on this. I am facing the same issue as described here: Kubernetes deployment not scaling down even though usage is below threshold My configuration is almost identical. I have checked the hpa algorithm, but I cannot…
Catalin
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What is the unit of targetAverageValue for external metrics kubernetes.io|container|accelerator|duty_cycle for horizontal pod autoscaling?

I referred this stackoverflow question to set up my HPA(Horizontal Pod Autoscaler) for google kubernetes engine(gke) workload. According to the details of that question and the details specified here I mentioned my targetAverageValue to be 50 which…
Sayak
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Kubernetes: What is the use of resource limit if we already have an HPA?

Say I have resource requests and limits set to resources: requests: cpu: "100m" memory: "512Mi" limits: cpu: "500m" memory: "1024Mi" and targetCPUUtilizationPercentage set to 80, so when more than 80m of CPU is utilized by pods…
Zain
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Send kubernetes(GKE) service layer metrics to GCP Load Balancer

I am using GKE and have an application-app1(pod) which is exposed using NodePort and then put behind an ingress. The ingress-controller has launched a GCP load balancer. Now, the requests coming on path /app1/ are routed to my application. I…
Luv33preet
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Batch horizontal pod autoscaling

Looking at HPA (pretty new to this), usecase I'm dealing with is to apply the same HPA rules to all deployment (in a specific namespace). so I'd ideally want to implement something like this : apiVersion: autoscaling/v1 kind:…
Mahyar
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Add parameters to the EKS controller manager to enable ScaleUp behavoir

I have implemented k8s HPA on our EKS production cluster and it works fine. But we have a data science application in which the traffic increases quickly. So, Iooked into the below article on implementing the behavoir: ScalUp parameter to the…
user10479125
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Is there a known method to decide auto scaling threshold value?

Is there a known method / keyword/ topic to solve how to decide auto scale threshold value? Take K8s HPA for example below, I only know I can install some monitoring tools then check memory usage showing on the graph by my eyes to decide a proper…
Abby Wu
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Create an HPA for k8s with metrics and pod in different namespaces

I have three namespaces: namespace monitoring with prometheus-operator, namespace rabbitmq with a RabbitMq queue manager and prometheus-adapter, namespace worker with an app that just create inputs for the RabbitMq pod. I want to use an Horizontal…
Toledo Neto
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HPA showing unknown in k8s

I configured HPA using a command as shown below kubectl autoscale deployment isamruntime-v1 --cpu-percent=20 --min=1 --max=3 --namespace=default horizontalpodautoscaler.autoscaling/isamruntime-v1 autoscaled However, the HPA cannot…
Pranam Codur
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Why my GKE node pool does not auto-scale down?

I've got a preemptible node pool which is clearly under-utilized: The node pool hosts a deployment with HPA with the following setup: apiVersion: apps/v1 kind: Deployment metadata: name: backend labels: app: backend spec: replicas: 1 …
orkenstein
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kubernetes HPA for deployment A and VPA for deployment B

The documentation of VPA states that HPA and VPA should not be used together. It can only be used to gethere when you want scaling on custom metrics. I have scaling enabled on CPU. My question is can I have HPA enabled for some deployment (lets say…
pratikvasa
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