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Questions tagged [persistent-volume-claims]

284 questions
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2 answers

Kubernetes: NFS with StatefulSets

I'm trying to use existing NFS with StateFulSets. Creation of PresistentVolumeClaim seems automatic using the volumeClaimTemplates. Problem: But, since the PresistentVolumeClaim claims a entire PresistentVolume. I have to create PresistentVolume…
Shan
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1 answer

Create PersistentVolumeClaim imperative way?

Why can't we create PV or PVC in imperative way? Trying using create command, but it doesn't show any of them. kubectl create --help Available Commands: clusterrole Create a ClusterRole. clusterrolebinding Create a ClusterRoleBinding…
Nurhun
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4
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3 answers

delete Kubernetes persistent volume from statefulset after scale down

I scaled my statefulset up to 4, and when scaling down to 1, I saw that I still have 4 persistent volumes with indexes from 0 to 3. I also saw that the status of all of them is Bound I guess it is because I use it as stateful set, so it doesn't…
toto
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How to recover pv(Released) data after pvc deletion

I have a kubernetes cluster on the eks of aws. I use aws-ebs as the Provisioner of StorageClass, and the ReclaimPolicy is set to Retain. I install the application with helm. When I delete the application, the pvc is deleted, but the pv still exists.…
gophergfer
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3 answers

Kubernetes - Mounting Persistent Volume as root directory

I'm trying to create a new Kubernetes deployment that will allow me to persist a pod's state when it is restarted or shutdown. Just for some background, the Kubernetes instance is a managed Amazon EKS Cluster, and I am trying to incorporate an…
ChrisDevWard
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4
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2 answers

HostPath assign persistentVolume to the specific work node in cluster

Using kubeadm to create a cluster, I have a master and work node. Now I want to share a persistentVolume in the work node, which will be bound with Postgres pod. Expecting the code will create persistentVolume in the path /postgres of work node,…
ccd
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4
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1 answer

Creating a PersistentVolume on Okteto Cloud

When I try to create a persistentVolume on Okteto Cloud with the following definition: kind: PersistentVolume apiVersion: v1 metadata: name: postgres-pv labels: type: local app: postgres spec: storageClassName: manual capacity: …
Nicolas Marshall
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4
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3 answers

Kubernetes Delete Persistent Voulmes Created by hostPath

I created a PV and a PVC on docker-desktop and even after removing the pv and pvc the file still remains. When I re-create it, it attaches the same mysql database to new pods. How do you manually delete the files created by the hostPath? I suppose…
joshduffney
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4
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2 answers

Is it possible to have PVC's with the same name accross different namespace when using different PV's in Kubernetes?

I have 2 different namespace: prod-01 and prod-02, What I want to do is build a copy of my prod-01 into prod-02 namespace keeping the same names for its pvcs, so that I don't have to maintain 2 sets of charts for each different namespace. Here's…
silveiralexf
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4
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2 answers

Kubernetes AKS Persistent Volume Disk Claims To Multiple Nodes

How can I attach 100GB Persistent Volume Disk to Each Node in the AKS Kubernetes Cluster? We are using Kubernetes on Azure using AKS. We have a scenario where we need to attach Persistent Volumes to each Node in our AKS Cluster. We run 1 Docker…
Chris Langston
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2 answers

Can I use existing GCE persistent disk in volumeClaimTemplate of Kubernetes Statefulset

I am using Google Container Engine to run a StatefulSet for MongoDB replica set (3 replica pods). This works fine with dynamic provisioning of persistent storage - that is new storage is provisioned for each pod when the stateful set is created. …
conundrum
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1 answer

How to create an kubernetes NFS volume on Google Container Engine

I am trying to create a kubernetes NFS volume on Google Container Engine (GKE) and get it used by a deployment. I did this in several steps as it shown in this github repository kubernetes-nfs-volume-on-gke: Create a GKE cluster and GCE persistent…
Amine Jallouli
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3
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1 answer

Error con Pods in Azure k8s (Volume capability not supported)

I created disk in azure k8s cluster (4Gb standard HDD) I am using code PV Pv file Then I am creating PVC: PVC yaml Attach my volume to Pod: Pod volume attache But when I checked the status of my Pod, I got an error: root@k8s:/home/azureuser/k8s#…
Oleg
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1 answer

Kubernetes Multi-Attach error for volume "pvc "Volume is already exclusively attached to one node and can't be attached to another"

Kubernetes version: V1.22.2 Cloud Provider Vsphere version 6.7 Architecture: 3 Masters 15 Workers What happened: One of the pods for some "unknown" reason went down, and when we try to lift him up, it couldn't attach the existing PVC. This only…
Ruben Gonçalves
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1 answer

Kubernetes StorageClassName: quantities must match the regular expression

I have the following pv.yaml Kubernetes/Kustomization file: apiVersion: v1 kind: PersistentVolume metadata: name: myapp-common-pv namespace: myapp labels: app.kubernetes.io/name: myapp-common-pv app.kubernetes.io/component: common-pv …
simplezarg
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