Feb 25, 2021 · The claim can allow cluster workers to read and write database records, user-generated website content, log files, and other data that should persist after a process has completed. When managing persistent volume claims: Deleting a deployment will not automatically delete any PVCs that have been created. Kubernetes not claiming persistent volume - "failed due to PersistentVolumeClaim is not bound: "task-pv-claim", which is unexpected." 115. Kubernetes: Can't delete PersistentVolumeClaim (pvc) 169. pod has unbound PersistentVolumeClaims. 1. Persistent volume isn't matched with a claim. 10.When things go wrong with homes or cars, insurance can be the one saving grace, but that doesn’t mean you can count on it to bail you out of absolutely anything. Insurance claims a...Persistent Volumes and Claims in Kubernetes. A persistent volume (PV) is a storage resource created and managed by the Kubernetes API that can exist beyond the lifetime of an individual pod. A ...A persistent volume claim (PVC) is a request for storage, which is met by binding the PVC to a persistent volume (PV). A PVC provides an abstraction layer to the underlying storage. With Oracle Cloud Infrastructure, you can provision persistent volume claims: By attaching volumes from the Oracle Cloud Infrastructure Block Volume service.A negative volume index (NVI) identifies days in which trading volume of a particular security is substantially lower than other days. A negative volume index (NVI) identifies days...Persistent Volume Claims (PVCs) in Kubernetes (k8s) are like a request for storage. When a pod needs storage, it makes a claim by creating a PVC. It's like saying, "Hey, I need some space to store my data." The PVC specifies what kind of storage it needs, like how much space and what features it requires. Once the PVC is made, Kubernetes …30 Aug 2020 ... Here is the link for the guide - https://jhooq.com/how-to-use-persistent-volume-and-persistent-claims-kubernetes For setting up the ...Sorted by: 8. If you use a persistentVolumeClaim in your daemonset definition, and the persistentVolumeClaim is satisfied with PV with the type of hostPath, your daemon pods will read and write to the local path defined by hostPath. This behavior will help you separate the storage using one PVC. This might not directly apply to your …Kubernetes persistent volume claim, size is not truly limited. 1. What is the maximum storage capacity for kubernetes PersistentVolumes. 1. Does Persistent Volume reserves local disk space? 0. Capacity in Local Persistant Volume. 2. How persistent volume and persistence volume claim bound each other in kubernetes. 0.The reason I need persistent storage is that nodered store its data in /data so that whats I'm trying to do here; provide it with persistent volume to store data. And since this is locally using minikube I can take advantage of /data folder on the minikube instance that per documentation is persistent. My persistent volume claim for my …Learn how to use Kubernetes Persistent Volume Claim (PVC) to request and manage persistent storage for your applications. See how PVCs are decoupled from …volume_name - The binding reference to the PersistentVolume backing this claim. storage_class_name - Name of the storage class requested by the claim. volume_mode - (Optional) Defines what type of volume is required by the claim. For more info see Kubernetes reference; Import. Persistent Volume Claim can be imported using its …Procedure. Log in to OpenShift Web Console. Click Home → Dashboards → Persistent Storage. Locate the Inventory card to see the number of PVCs with errors. Click Storage → Persistent Volume Claims. Search for the required PVC using the Filter textbox. Click on the PVC name and navigate to Events.The claim initiates the provisioning (or reclaiming) of the volume from the StorageClass, the secret for the volume should automatically be created upon provisioning. Try the following. apiVersion: v1. kind: PersistentVolumeClaim. metadata: name: azurefile. spec: accessModes: Containers by default are ephemeral and stateless. For stateful workloads, a common approach is to create a persistent volume claim (PVC). You can use a PVC to mount the persistent volumes and access storage. The request dynamically provisions a persistent volume object and a matching virtual disk. The claim is bound to the persistent volume. Click Home → Overview → Persistent Storage. Locate the Inventory card to see the number of PVCs with errors. Click Storage → Persistent Volume Claims. Search for the required PVC using the Filter textbox. Click on the PVC name and navigate to Events. Address the events as required or as directed.Persistent Volume Claims. A PersistentVolumeClaim (PVC) is how you reserve a PV to mount it later as a volume in containers within a pod. Let’s digest what I just said slowly. When you create a PV, you define specific properties like capacity or access mode. Those properties are important because when you create a PVC, you set the …name - (Optional) Name of the persistent volume claim, must be unique. Cannot be updated. For more info see Kubernetes reference; namespace - (Optional) Namespace defines the space within which name of the persistent volume claim must be unique. Attributes. generation - A sequence number representing a specific generation of the …22 Dec 2018 ... Kubernetes Volumes · claimName: specifies which Persistent Volume Claim the application needs. · name: of the volume claimed, one pod could use ....Investors are doing well to hold Grayscale under a microscope in the aftermath of FTX's collapse, seeing signs of inner turmoil. Investors are eyeing Grayscale with a healthy bit o...Kubernetes not claiming persistent volume - "failed due to PersistentVolumeClaim is not bound: "task-pv-claim", which is unexpected." 6. Auto delete persistant volume claim when a kubernetes job gets completed. 1. Persistent volume isn't matched with a claim. 4.Click Persistent Volume Claims under Storage from the navigation bar, and you see all PVCs that have been mounted to workloads in the project. To create a PVC, click Create on the Persistent Volume Claims page. In the displayed dialog box, set a name (for example, demo-volume) for the PVC, select a project, and click Next. Note.14 Feb 2022 ... Kubernetes Volumes | Persistent Volume, Persistent Volume Claim | CKA | K21Academy. 3.4K views · 2 years ago #k8s #cka #Kubernetes ...more ...A default StorageClass is needed in the Kubernetes cluster to dynamically provision the volumes. Specify another StorageClass in the persistence.storageClass or set persistence.existingClaim if you have already existing persistent volumes to use. This means you just need to create your own Persistent Volume which can for example look …Binding with Persistent Volume Claims (PVCs): To consume a PV, a user or application needs to create a Persistent Volume Claim (PVC) that specifies the desired capacity, access modes, and other requirements. The PVC acts as a request for storage, and Kubernetes matches it with an appropriate PV based on the criteria specified in the …Persistent Volumes; Projected Volumes; Ephemeral Volumes; Storage Classes; Volume Attributes Classes; ... STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE mysql-pv-claim Bound pvc-8cbd7b2e-4044-11e9-b2bb-42010a800002 20Gi RWO standard 77s wp-pv-claim Bound pvc-8cd0df54-4044-11e9 …6 Jun 2018 ... ... PersistentVolumeClaimを理解するために必要となるPersistentVolume、Volume ... persistent volumes available for this claim and no storage class is ...Kubernetes not claiming persistent volume - "failed due to PersistentVolumeClaim is not bound: "task-pv-claim", which is unexpected." 6. Auto delete persistant volume claim when a kubernetes job gets completed. 1. Persistent volume isn't matched with a claim. 4.A persistent volume (PV) is a piece of storage in the Kubernetes cluster, while a persistent volume claim (PVC) is a request for storage. For details on how PVs and PVCs work, refer to the official Kubernetes documentation on storage. This page describes how to set up persistent storage with a local storage provider, or with Longhorn.Click Storage → Overview → Block and File. Locate the Inventory card to see the number of PVCs with errors. Click Storage → Persistent Volume Claims. Search for the required PVC using the Filter textbox. Click on the PVC name and navigate to Events. Address the events as required or as directed.A persistent volume claim (PVC) is a request for storage by a user from a PV. Claims can request specific size and access modes (e.g: they can be mounted …The number of shares bought and sold through an exchange over a given period is commonly called a stock's volume. Traders and investors often track volume levels to help them decid...Using: Pods use claims as volumes. The Kubernetes API checks the claim to find a bound PV and mounts it in the Pod for the users. When a claim is already bound to a PV, the bind remains unchanged as long as the user wants it. ... Step 3: Create the Persistent Volume using kubectl create command. $ kubectl create -f pv-config.yaml ...3.2. ファイルシステムを使用した Persistent Volume Claim (永続ボリューム要求、PVC) の拡張 3.3. ボリューム拡張時の障害からの復旧 4. 動的プロビジョニング Expand section "4. 動的プロビジョニング" Collapse section "4. 動的プロビジョニング" 4.1.Jan 20, 2021 · This means you just need to create your own Persistent Volume which can for example look like this: pv.yaml. apiVersion: v1 kind: PersistentVolume metadata: name: task-pv-volume labels: type: local spec: storageClassName: manual capacity: storage: 10Gi accessModes: - ReadWriteOnce hostPath: path: "/mnt/data" pvc.yaml The reason I need persistent storage is that nodered store its data in /data so that whats I'm trying to do here; provide it with persistent volume to store data. And since this is locally using minikube I can take advantage of /data folder on the minikube instance that per documentation is persistent. My persistent volume claim for my …Nov 28, 2023 · When you deploy a SQL Managed Instance enabled by Azure Arc, you can configure the size of the persistent volume (PV) for data, logs, datalogs, and backups.The deployment creates these volumes based on the values set by parameters --volume-size-data, --volume-size-logs, --volume-size-datalogs, and --volume-size-backups. Fixing a car radio or stereo can be a complex task, as there are many different components that can be responsible for low volume output. While you may not be able to fix the probl...Aug 7, 2019 · Delete all the pods, which is using the pvc (you want to delete), then delete the PVC (PersistentVolumeClaim) & PV (PersistentVolume) in sequence. Some thing like below (in sequence): kubectl delete pod --all / pod-name. kubectl delete pvc --all / pvc-name. kubectl delete pv --all / pv-name. Share. Boeing has rolled out the first 737 MAX 10, which is the company's longest-ever 737. But the roll-out comes as the family of jets remains grounded pending re-certification by globa...5. If you are looking for persistence between deletion and re-creation, you should not use Deployment but StatefulSet. Stateful sets are something designed to be used for deploying "database-like" applications. Stateful sets use persistent pod naming and support generating pvc per pod, also with persistent name.Apr 5, 2020 · volumes: - name: my-storage. persistentVolumeClaim: claimName: azurefile. volumeMounts: - name: my-storage. mountPath: "/home/myapp/newapp/". My understanding is that under the path /home/myapp/newapp/ in the containers ,the azure fileshare cloudshare 's content will be accessible. So, whatever i have in cloudshare will be visible here. Persistent Volumes (PVs) and Persistent Volume Claims (PVCs) are the underpinnings of Kubernetes persistent storage, especially with respect to the growing collection of stateful workloads being …The difference between claiming 0 and 1 on a tax return is that 0 means the taxpayer claims no exemptions while 1 means the taxpayer claims one exemption, according to the IRS. A t...Persistent Volumes and Claims in Kubernetes. A persistent volume (PV) is a storage resource created and managed by the Kubernetes API that can exist beyond the lifetime of an individual pod. A ...Persistent volumes (PVs) and persistent volume claims (PVCs) provide a convenient method for sharing a volume across a project. While the NFS-specific information contained in a PV definition could also be defined directly in a Pod definition, doing so does not create the volume as a distinct cluster resource, making the volume more susceptible ...Step 2: Apply the Persistent Volume Claim (PVC) to the Cluster. Use the kubectl command to apply the PVC configuration to your Kubernetes cluster. For this, you can use the command: kubectl apply -f pvc.yaml. This command will create the PVC named "example-pvc" based on the configuration defined in the pvc.yaml file. In order to use a PV, you need to claim it first, using a persistent volume claim (PVC). The PVC requests a PV with your desired specification (size, speed, etc.) from Kubernetes and binds it to a pod where you it is mounted as a volume. Let's create a PVC, asking Kubernetes for 1 GB of storage using the default storage class: Nov 3, 2021 · The persistent volume (PV) lifecycle is independent of any particular container in the cluster. Persistent volume claims (PVC) are a request made by a container user or application for a specific type of storage. When creating a PV, Kubernetes documentation recommends the following: Always include PVCs in the container configuration. Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine ARTICLE: Antiretroviral therapy reveals triphasic decay of intact SIV genomes and ...Lets say, old PVC named victim and new PVC named bigger. You want to claim PV created for bigger by victim PVC. Because your application is already using victim PVC. Follow these steps to do the hack. Step 1: Delete your old PVC victim. Step 2: Make PV of bigger Available. $ kubectl get pvc bigger. The kubernetes.podspec-persistent-volume-claim extension controls whether persistent volumes (PVs) can be used with Knative Serving. The kubernetes.podspec-persistent-volume-write extension controls whether PVs are available to Knative Serving with the write access. A persistent volume claim (PVC) lets you dynamically create storage as needed. Underlying Azure disks are created as pods request them. In the pod definition, request a volume to be created and attached to a designated mount path. For the concepts on how to dynamically create and use volumes, see Persistent Volumes Claims.The difference between claiming 0 and 1 on a tax return is that 0 means the taxpayer claims no exemptions while 1 means the taxpayer claims one exemption, according to the IRS. A t...Click Storage → Overview → Block and File. Locate the Inventory card to see the number of PVCs with errors. Click Storage → Persistent Volume Claims. Search for the required PVC using the Filter textbox. Click on the PVC name and navigate to Events. Address the events as required or as directed.Then create a persistent volume in GKE. apiVersion: v1 kind: PersistentVolume metadata: name: fileserver spec: capacity: storage: 1T accessModes: - ReadWriteMany nfs: path: /vol1 server: [IP_ADDRESS] [IP_ADDRESS] is available in filestore instance details. You can now request a persistent volume claim.For production workloads, you should define your own volume claim template with the desired storage capacity and (optionally) the Kubernetes storage class to associate with the persistent volume. The name of the volume claim must always be elasticsearch-data. If you chose a different name you have to set up a corresponding volume mount matching ...Once underlying volume has been expanded by the storage provider, then the PersistentVolume object will reflect the updated size and the PVC will have the FileSystemResizePending condition. You can verify this by running kubectl get pvc <pvc_name> -o yaml. ~> kubectl get pvc myclaim -o yaml. apiVersion: v1.Investors are doing well to hold Grayscale under a microscope in the aftermath of FTX's collapse, seeing signs of inner turmoil. Investors are eyeing Grayscale with a healthy bit o...Persistent Volume and Volume Claim should in same namespace. You need to add namespace: monitoring. now you can try this below code. for Persistent Volume. monitoring-pv.yml. apiVersion: v1 kind: PersistentVolume metadata: name: monitoring-volume labels: usage: monitoring namespace: monitoring spec: capacity: …Feb 25, 2024 · A secret volume is used to pass sensitive information, such as passwords, to Pods. You can store secrets in the Kubernetes API and mount them as files for use by pods without coupling to Kubernetes directly. secret volumes are backed by tmpfs (a RAM-backed filesystem) so they are never written to non-volatile storage. Click Home → Dashboards → Persistent Storage. Locate the Inventory card to see the number of PVCs with errors. Click Storage → Persistent Volume Claims. Search for the required PVC using the Filter textbox. Click on the PVC name and navigate to Events. Address the events as required or as directed. 5.4. Persistent volumes (PVs) and persistent volume claims (PVCs) provide a convenient method for sharing a volume across a project. While the NFS-specific information contained in a PV definition could also be defined directly in a pod definition, doing so does not create the volume as a distinct cluster resource, making the volume more susceptible ...Greece claims just over 6,000 islands. Located in the Ionian and Aegean seas, only 1,200 of Greece’s islands are large enough for habitation. Of the 1,200, only 22 of them actually...name - (Optional) Name of the persistent volume claim, must be unique. Cannot be updated. For more info see Kubernetes reference; namespace - (Optional) Namespace defines the space within which name of the persistent volume claim must be unique. Attributes. generation - A sequence number representing a specific generation of the …The claim initiates the provisioning (or reclaiming) of the volume from the StorageClass, the secret for the volume should automatically be created upon provisioning. Try the following. apiVersion: v1. kind: PersistentVolumeClaim. metadata: name: azurefile. spec: accessModes:Lets say, old PVC named victim and new PVC named bigger. You want to claim PV created for bigger by victim PVC. Because your application is already using victim PVC. Follow these steps to do the hack. Step 1: Delete your old PVC victim. Step 2: Make PV of bigger Available. $ kubectl get pvc bigger.May 30, 2022 · Kubernetes persistent volumes are administrator-provided volumes. They have predefined properties including file system, size, and identifiers like volume ID and name. In order for a Pod to start using these volumes, it must request a volume by issuing a persistent volume claim (PVC). # Request a persistent volume for web content kind: PersistentVolumeClaim apiVersion: v1 metadata: name: nginx-content-claim spec: accessModes: [ReadOnlyMany] resources: requests: storage: 5Gi However I'd like to add one important comment to this.The kubernetes.podspec-persistent-volume-claim extension controls whether persistent volumes (PVs) can be used with Knative Serving. The kubernetes.podspec-persistent-volume-write extension controls whether PVs are …restore volumes: I want to be able to bring up a kind cluster and regain access to a previously provisioned persistent volume claim. volume mobility: I want to be able to schedule my pod to multiple nodes and have it access the same persistent volume claim. This requires that the peristent volume be made available to all nodes. The built …Jun 27, 2018 · As this pod was running, PVC and PV couldn't be removed. Fix if you would like to keep all names the same. Delete pod: karafpod, you can use --grace-period to fore it. kubectl delete pod <PODNAME> --grace-period=0 --force. Delete PVC: karaf-conf-claim and PV: karaf-conf. The spec.accessModes of your persistent volume claim has to match that in the persistent volume. Try change both of them to the same value. If that didn't work, you can add the spec.selector definition to your persistent volume claim definition, by updating it to match your persistent volume metadata.labels like this:. apiVersion: "v1" …I would like to bound PersistentVolumeClaim with a gcePersistentDisk PersistentVolume. Below the steps I did for getting that: 1. Creation of the gcePersistentDisk: gcloud compute disks create --size=2GB --zone=us-east1-b gce-nfs-disk. 2. Definition the PersistentVolume and the PersistentVolumeClaim. name: nfs-pv. Create a persistent volume claim. A persistent volume claim (PVC) automatically provisions storage based on a storage class. In this case, a PVC can use one of the precreated storage classes to create a standard or premium Azure managed disk. Create a file named azure-pvc.yaml and copy in the following manifest. Have you ever experienced the frustration of seeing your engine light warning persistently illuminated on your dashboard? It’s a common occurrence that can leave many drivers feeli...With experts advocating everything from gold to real estate to cryptocurrencies, the debate over how to counteract inflation is far from settled....BRK.A Even Federal Reserve Chair...So the Persistent Volume Claim is the stores advertisement of options and whichever one you choose Kubernetes will go get it, either one in storage or create one on the fly. The Persistent Volume is the actual product or options that you get back from Kubernetes that you asked for. If Kubernetes does not have what you asked for it will try …基盤ストレージの拡張に失敗した際には、クラスターの管理者はPersistent Volume Claim (PVC)の状態を手動で復旧し、リサイズ要求をキャンセルします。それをしない限り、リサイズ要求は管理者の介入なしにコントローラーによって継続的に再試行され …When it comes to maintaining a healthy and structurally sound home, one of the most common issues homeowners face is persistent dampness on walls inside. This problem not only affe...May 30, 2022 · Kubernetes persistent volumes are administrator-provided volumes. They have predefined properties including file system, size, and identifiers like volume ID and name. In order for a Pod to start using these volumes, it must request a volume by issuing a persistent volume claim (PVC). volumes: - name: my-storage. persistentVolumeClaim: claimName: azurefile. volumeMounts: - name: my-storage. mountPath: "/home/myapp/newapp/". My understanding is that under the path /home/myapp/newapp/ in the containers ,the azure fileshare cloudshare 's content will be accessible. So, whatever i have in cloudshare will …Each Persistent Volume Claim (PVC) needs a Persistent Volume (PV) that it can bind to. In your example, you have only created a PVC, but not the volume itself. A PV can either be created manually, or automatically by using a Volume class with a provisioner. Have a look at the docs of static and dynamic provisioning for more information):. There are two ways …If doing this in a cloud provider, the storageClass object will create the respective volume for your persistent volume claim. If you are trying to do this locally on minikube or in a self managed kubernetes cluster, you need to manually create the storageClass that will provide the volumes for you, or create it manually like this example:I struggle to understand whole idea behind Persistent Storage in Kubernetes. The idea is to separate the storage request that the app needs, and the physical storage - such that an app can be moved to e.g. other cloud provider that has a different storage system - but without needing any changes in the app. It also separates the responsibility for …
Kubernetes Persistent Volume Claim Indefinitely in Pending State. 2. Kubernetes PersistentVolumeClaim issues in AWS. 1. PersistentVolumeClaim in a namespace does not connect to a PersistentVolume. 0. Local persistent Volume 1 node(s) didn't find available persistent volumes to bind. 2.. Hang seng market index
Aug 23, 2020 · I have this persistent volume claim $ kubectl get pvc -ngitlab-managed-apps NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE prometheus-prometheus-server Pending 0s $ kubectl describe pvc prometheus-prometheus-server -ngitlab-managed-apps Name: prometheus-prometheus-server Namespace: gitlab-managed-apps StorageClass: Status: Pending Volume: Labels: app=prometheus chart=prometheus-9.5. ... When you need to file for medical reimbursement, this means you’re submitting a claim for payment for services you’ve received. Fortunately, if you’re confused about the process, t...Tanzu Kubernetes Persistent Volume Claim Examples. To run stateful workloads on Tanzu Kubernetes clusters, you can create a persistent volume claim (PVC) to request persistent storage resources without knowing the details of the underlying storage infrastructure. The storage used for the PVC is allocated out of the storage quota for the …PersistentVolumes can have various reclaim policies, including "Retain", "Recycle", and "Delete". For dynamically provisioned PersistentVolumes, the default …In honor of International Holocaust Remembrance Day, TikTok launched a portal on its Discover page this morning, intended to educate users about the historic catastrophe, as well a...A dashboard is trying to query with a metric called kubelet_volume_stats_capacity_bytes which is not available anymore with Kubernetes versions starting from v1.12. I am using Kubernetes version v1.13.4 and hostpath-provisioner to provision volumes based on persistent volume claim. I want to access current disk … The kubernetes.podspec-persistent-volume-claim extension controls whether persistent volumes (PVs) can be used with Knative Serving. The kubernetes.podspec-persistent-volume-write extension controls whether PVs are available to Knative Serving with the write access. The claim is referenced in volumeMounts. Make sure you use the same name in volumes and volumeMounts. The volume will be mounted into your Pod at the location specified by mountPath. Your Pod now has persistent storage available. Anything written to /path/in/container will be stored to the Persistent Volume.The number of shares bought and sold through an exchange over a given period is commonly called a stock's volume. Traders and investors often track volume levels to help them decid...Feb 25, 2021 · The claim can allow cluster workers to read and write database records, user-generated website content, log files, and other data that should persist after a process has completed. When managing persistent volume claims: Deleting a deployment will not automatically delete any PVCs that have been created. Persistent Volumes (PVs) and Persistent Volume Claims (PVCs) are the underpinnings of Kubernetes persistent storage, especially with respect to the growing collection of stateful workloads being …Fire up a terminal on the pod and use your favourite tools like ls and df to list files or see stats of the volume usage. Just make sure that an image your pod container is using has all the tools you need. # see disk usage stats # volume is mounted under /data. # list files. Third, you can copy files or directories from or to a Kubernetes pod ...This "claim" includes things like volume mode (e.g., file system or block storage), the amount of storage to allocate, the access mode, and optionally a storage class. Once a persistent volume claim has been deployed, users can add the volume to the pod and mount it in a container. In the next section, we'll demonstrate how to enable persistent ...Volumes & Persistent Volumes. Containers are ephemeral by definition, which means that anything that it is stored at running time is lost when the container is stopped. This might cause problems with containers that need to persist their data, like database containers. A Kubernetes volume is just a directory that is accessible to the Containers ...<div class="navbar header-navbar"> <div class="container"> <div class="navbar-brand"> <a href="/" id="ember34" class="navbar-brand-link active ember-view"> <span id ...PVs, namespaces, nodes and storages are cluster-scoped objects. As a best practice, to be able to list/watch those objects, you need to create ClusterRole and bind them to a ServiceAccount via ClusterRoleBinding.As an example; apiVersion: rbac.authorization.k8s.io/v1 kind: ClusterRole metadata: name: <name of your cluster …Esse documento descreve o estado atual dos volumes persistentes no Kubernetes. Sugerimos que esteja familiarizado com volumes. ... Se a expansão do respectivo armazenamento falhar, o administrador do cluster pode recuperar manualmente o estado da Persistent Volume Claim (PVC) e cancelar as solicitações de …Aug 22, 2023 · Binding with Persistent Volume Claims (PVCs): To consume a PV, a user or application needs to create a Persistent Volume Claim (PVC) that specifies the desired capacity, access modes, and other requirements. The PVC acts as a request for storage, and Kubernetes matches it with an appropriate PV based on the criteria specified in the PVC. .