Prerequisites: Deployments, Volumes Instead of attaching a Persistent Volume directly to a Pod, we could attach a Persistent volume claim to a Pod, which in turn would search and bind with one of the available Persistent volumes that matches the requirements of the Claim. kubectl describe pod/<pod name> --namespace arc #Example: #kubectl describe pod/control-2g7bl --namespace arc dynamic storage class on gcp kubernetes In particular, we saw how with Kubernetes on vSphere, a persistent volume is essentially a VMDK (virtual machine disk) on a datastore. How to List all Resources in a Kubernetes Namespace ... Velero backup for Oracle Container Engine for Kubernetes You can use the following commands to keep an eye on your deployment and make sure everything is proceeding smoothly: kubectl get all to list all the parts of our deployed manifest Pi-hole on Kubernetes. If you've never heard of pi-hole ... #No Storage Class available after "helm uninstall" $ kubectl get sc No resources found in default namespace. To delete, execute: kubectl delete pod <pod-name>. Familiarity with volumes and persistent volumes is suggested. If you check on the various resources then the "statefulset", "services" and "storageclass" got deleted from the Kubernetes Cluster. Quick Fix: vSphere with Tanzu - No Default StorageClass ... . Before creating the PersistentVolumeClaim: $ kubectl get persistentvolumes No resources found. echo "source <(kubectl completion bash)" >> ~/.bashrc # add autocomplete permanently to your bash shell. C:\Users\user> The output should state that no resources (pods) are found because there are no applications running on your cluster. Field selectors let you select Kubernetes resources based on the value of one or more resource fields. $ kubectl get storageclass storageos -o yaml apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: storageos provisioner: . Now, are going to delete the database using the following command: $ kubectl delete my mysql-quickstart -n demo mysql.kubedb.com "mysql-quickstart" deleted. You can check which resources are holding up the deletion and remove the finalizers and delete those resources. `helm delete {release}` deletes a StorageClass it didn't ... Create StorageClass and PersistentVolumeClaim. Verify that the cluster is up and running with below command. >kubectl get pvc NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE mysql-pv-claim Bound mapr-pv-16f97a33-b8dd-488a-b6db-1d94a84286e2 20Gi RWO default 48s wp-pv-claim Bound mapr-pv-896b3504-e9ba-4593-b9a0-88a9ece392b5 20Gi RWO default 48s > kubectl get pv NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE mapr-pv . Portworx is a software defined persistent storage solution designed and purpose built for applications deployed as containers, via container orchestrators such as Kubernetes, Marathon and Swarm. # kubectl get pv No resources found. docker - kubernetes no storageclass found - Stack Overflow Have a question about this project? $ kubectl get ns rook-ceph NAME STATUS AGE rook-ceph Terminating 23h. This document describes the concept of a StorageClass in Kubernetes. [email protected]:~ (uk-london-1)$ kubectl --namespace yb-demo get services NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE yb-master-ui LoadBalancer 10.96.156.48 152.67.136.107 7000:30910/TCP 12m yb-masters ClusterIP None <none> 7000/TCP,7100/TCP 12m yb-tserver-service LoadBalancer 10.96.94.161 140.238.120.201 6379:31153/TCP,9042:31975/TCP,5433 . $ kubectl get pv NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE task-pv-volume 1Ti RWO Retain Released default/task-pv-claim manual 17m $ kubectl get pvc NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE data-druid-1592279879-historical- Pending 20s data-druid-1592279879-middle-manager- Pending 20s data . $ kubectl get sts -n cassandra No resources found. . #No Statefulset service available after "helm uninstall" $ kubectl get service NAME . Configure Pod storage with Kubernetes Persistent Volume ... in a namespace but not all the resources are listed using this command. $ kubectl create deploy nginx --image nginx deployment.apps/nginx created $ kubectl get all NAME READY STATUS RESTARTS AGE pod/nginx-5c7588df-tmf6c 1/1 Running 0 21s NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE service/kubernetes ClusterIP 10.96..1 <none> 443/TCP 21h NAME READY UP-TO-DATE AVAILABLE AGE deployment.apps/nginx 1/1 1 1 21s NAME . Manually Installing the vSphere CSI Driver | VMware Tanzu Docs 解决kubectl get pods时 No resources found.问题 . And if I try to get storageClasses I'll get kubectl get storageclass No resources found . Kubernetes > Attach Persistent Volume to Pod through Claim ... Different classes might map to quality-of-service levels, or to backup policies . Introduction A StorageClass provides a way for administrators to describe the "classes" of storage they offer. kubectl describe nodes/node01 | grep --color=always "memory:" | tail -1. $ kubectl get pvc NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE mynginxclaim Bound csi-3377c8ba-7eac-43bf-be88-b604bb069f84 50Gi RWO oci-bv 3m53s $ kubectl get pv NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE csi-3377c8ba-7eac-43bf-be88-b604bb069f84 50Gi RWO Delete Bound default/mynginxclaim oci-bv 108s We're using version v0.34.2 of Kubevirt and a three node 1.19.3+k3s2 cluster on bare metal. Kubernetes Persistent Storage, StorageClasses use provisioners that are specific to the storage platform or cloud provider to give Kubernetes access to the physical media being Introduction A StorageClass provides a way for administrators to describe the "classes" of storage they offer. 1. . 対応する Secret を利用する Pod がある場合のみ etcd から Node の一時的な領域 ( tmpfs )にKey-Valueのデータが送られるようになっているので, ConfigMap に比べて機密性が高い. kubectl get all -n studytonight. Create Secrets. $ kubectl get deployments No resources found in default namespace. > kubectl get pvc -n csi-namespace NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE postgredb-postgres-wl- Bound pvc-c22811a5-0650-4492-a7f0-0d21a4971c5a 1Gi RWO postgres-sc-csi-resize 15m Solution: Inside the nfs-provisioning repo, there is a file "4-pvc-nfs.yaml". $ kubectl get pv No resources found. kubectl . vsphere cloud provider dynamic volume provisioning fails with message "No VM found". Obviously, the StorageClass that is referenced by the StatefulSet will need to exist for the PVC creation to work. $ helm delete storageclass --purge $ kubectl get storageclass No resources found. helm deletes the StorageClass even though helm install didn't create it. $ kubectl get pv No resources found. On a local machine where you have authorized access to the Kubernetes cluster, as described in Create a Kubernetes cluster, use the following commands to remove the CassandraDatacenter, the Cass Operator, and the storage class.The examples are for a GKE 1.16 environment in which the Cassandra 3.11.7 image was deployed. $ kubectl apply -f pv.yaml persistentvolume/pv-1 created起動直後にPVCが紐づいている。 $ kubectl get pv NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGEC… Longhorn delivers simplified, easy to deploy and upgrade, 100% open source, cloud-native persistent block storage without the cost overhead of open core or proprietary alternatives. kubectl api-resources --verbs=list --namespaced -o name | xargs -n 1 kubectl get --show-kind --ignore-not-found -n rook-ceph Kubevirt.io is a (CNCF) project to make it possible to run virtual machines as containerized workloads on a k8s cluster. No resources found in default namespace. The standard namespaces are kube-system and default, so try. kubectl delete -f manifests/database. ConfigMap とは異なり, 秘密情報を扱うためのリソース. Let's define a Deployment manifest that should create one Pod . # kubectl get pvc NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE http-claim Bound vol 500Gi RWO,RWX 33h # kubectl get pv NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE vol 500Gi RWO,RWX Retain Bound default/http-claim 35h . $ kubectl get pv No resources found. $ kubectl get storageclass storageos -o yaml apiVersion: storage.k8s.io/v1 kind: StorageClass metadata: name: storageos provisioner: . Longhorn is a cloud native distributed block storage for Kubernetes. Different classes might map to quality-of-service levels, or to backup policies, or to arbitrary policies determined by the cluster administrators. watch kubectl get nodes When all 4 nodes show status Running then hit clear to ctrl-c and clear the screen. I'm using kubernetes over Docker (Docker version 18.05.-ce, build f150324) on Azure machine $ kubectl get persistentvolume NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE pvc-0ea4627a-c807-11e8-a489-08002707f083 10Gi RWO Delete Bound default/datadir-zealous-vulture-mongodb-ha- standard 115d pvc-0eaaba57-c807-11e8-a489-08002707f083 8Gi RWO Delete Bound default/data-zealous-vulture-rabbitmq-ha- standard . Solution 2 - Use local-storage as your storageClassName. Using Portworx Shared Volumes. This page contains a list of commonly used kubectl commands and flags. $ kubectl get pv No resources found You can't see an available PersistentVolume on the cluster, even though a PVC has been created. . We'll have a look at it by deploying it to a Rancher k3s cluster and spinning up a Debian guest VM. If it isn't, force deletion of the pod and it will restart. 事象 PVを落とし上げしているにもかかわらず $ kubectl delete apply -f pv.yaml persistentvolume "pv-1" deleted $ kubectl get pv No resources found in default namespace. Delete the application or deployment which uses CSI based cStor CAS engine. kubectl create -n <Name of namespace that you created> -f <Path to the deployment yaml> Here is a sample output of the following command: PS C:\WINDOWS\system32> kubectl get pods -n "myadstest" No resources found. I'm using kubernetes over Docker (Docker version 18.05.-ce, build f150324) on Azure machine $ kubectl get sts,svc,secret,pvc -n demo No resources found in demo namespace. kubectl auth can-i update storageclass yes Amend the storage class configuration after saving it to a local yaml file: $ kubectl get storageclass standard -o yaml > storagesize.yaml Edit the saved file and change the allowVolumeExpansion attribute to true, or add the attribute if it is not already present. Response: No resources found in discover-weekly namespace. If no resources are found, it is clear that the Secret doesn't exist or it is not deployed in the right location. It already existed in the cluster. Note, if using the 'oci' StorageClass leave the replicas as 1 as the 'oci' StorageClass does not support ReadWriteMany, this is to avoid. area/installation stale. This is especially useful for troubleshooting any issues. kubectl get datacontroller/arc --namespace arc kubectl get pods --namespace arc You can also check on the creation status of any particular pod by running a command like below. The service is gone, as expected. . $ kubectl get pvc -n cassandra No resources found. The second solution which I would recommend would be to use local-storage as your preferred storageClassName.. Longhorn. To illustrate how to change the reclaim policy, let's begin by creating a new PVC using the test-pvc.yaml file: [vagrant@kmaster ~]$ kubectl get pv,pvc No resources found in default namespace. # kubectl get storageclasses NAME PROVISIONER RECLAIMPOLICY VOLUMEBINDINGMODE ALLOWVOLUMEEXPANSION AGE storagegold csi.vsphere.vmware.com Delete Immediate true 6s. kubectl get pods -n <your-namespace> Here's an example of command usage: C:\Users\user>kubectl get pods -n "userns1" No resources found in userns1 namespace. For example, if the variable is set to seattle, kubectl get pods would return pods in the seattle namespace. Solution: Add storage to the namespace using the vSphere Client. kubectl get namespaces. It is a clustered block storage solution and provides a Cloud-Native layer from which containerized stateful . . . Specify a namespace and try it again. Kubernetes では Volume を抽象化して Pod と疎結合なりソースとして定義している。. $ kubectl get storageClass . Delete the PVC and then the StorageClass, change the volumeBindingMode value in the StorageClass manifest file to "Immediate," create the two objects again and check the status. No resources found in default namespace. ~ % kubectl delete pod oke-fsspod3 -n testing pod "oke-fsspod3" deleted ~ % kubectl delete pvc oke-fsspvc1 -n testing persistentvolumeclaim "oke-fsspvc1" deleted ~ % kubectl delete namespace testing namespace "testing" deleted ~ % kubectl delete pv oke-fsspv1 persistentvolume "oke-fsspv1" deleted velero % kubectl get pv No resources found It is recommended to run this tutorial on a cluster with at least two nodes that are not acting as . [vagrant@kmaster ~]$ ls /srv/nfs/kubedata/ Let's create a PVC. $ kubectl config get-contexts CURRENT NAME CLUSTER AUTHINFO NAMESPACE * 10.202.112.152 10.202.112.152 wcp:10.202.112.152:administrator@vsphere.local $ kubectl get virtualmachineclasses No resources found $ kubectl get virtualmachineclasses No resources found This makes Longhorn very easy to integrate in a Kubernetes cluster. Comments. 様々な種類が提供されており、クラウドサービスのボリュームもサポートされている。. With Portworx, you can manage any database or stateful service on any infrastructure using any container scheduler. $ kubectl get storageClass . Where-as the PVC is still present in the cluster and the disks are still active on the Cloud. Also, we can look in the directory we allocated for Persistent Volumes and see there nothing there. For this blog we will use Kubernetes Secrets to store Database and Oracle Container Registry (OCR) credentials. While in the TKG Cluster, using a kubectl patch operation, we can set the Storage Class to be default. # kubectl get pv No resources found. Explicit use of --namespace <value> overrides this behavior.