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Questions tagged [rook-storage]

file, block, and object storage services for your cloud-native environments

46 questions
11
votes
2 answers

Is it possible to mount a local computer folder to Kubernetes for development, like docker run -v

Do you know if it is possible to mount a local folder to a Kubernetes running container. Like docker run -it -v .:/dev some-image bash I am doing this on my local machine and then remote debug into the container from VS Code. Update: This might be a…
Chris G.
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8
votes
2 answers

The PersistentVolume is invalid: spec: Required value: must specify a volume type

I'm trying to create a Persistent Volume on top of/based off of an existing Storage Class Name. Then I want to attach the PVC to it; so that they are bound. Running the code below, will give me the "sftp-pv-claim" I want, but it is not bound to my…
CodeNewb
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7
votes
0 answers

pvc get stuck in pending waiting for a volume to be created, either by external provisioner "rook-ceph.rbd.csi.ceph.com" or manually

I use rook to build a ceph cluster.But my pvc get stuck in pending. When I used kubectl describe pvc, I found events from persistentvolume-controller: waiting for a volume to be created, either by external provisioner "rook-ceph.rbd.csi.ceph.com" or…
Jesse Stutler
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4
votes
2 answers

Rook-Ceph OSD pods not getting created

I have a fresh cluster with a few nodes. Each node is a Linux VM with a 6GB device mounted at dev/sdc1 which I would like to use. When I try to create the rook ceph cluster, rook-ceph-osd-prepare pod logs shows that it is skipping dev/sdc1 because…
Kiran Ramesh
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4
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1 answer

Rook ceph broken on kubernetes?

Using Ceph v1.14.10, Rook v1.3.8 on k8s 1.16 on-premise. After 10 days without any trouble, we decided to drain some nodes, then, all moved pods cant attach to their PV any more, look like Ceph cluster is broken: My ConfigMap rook-ceph-mon-endpoints…
Thomas Decaux
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3
votes
1 answer

Failed to provision volume with StorageClass "rook-cephfs": rpc error: code = Aborted desc = an operation with the given Volume ID pvc- already exists

I am deploying application with helm chart. I am facing an issue with StorageClass rook-ceph whenever I deploy a chart my pods are in pending state because pvc are not getting created. Logs for pvc are Warning ProvisioningFailed 96s (x13 over…
sayali_bhavsar
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3
votes
2 answers

Showing OSD 0 after installing rook-ceph in kubernetes cluster

I have set up 3 node kubernetes using 3 VPS and installed rook/ceph. when I run kubectl exec -it rook-ceph-tools-78cdfd976c-6fdct -n rook-ceph bash ceph status I get the below result osd: 0 osds: 0 up, 0 in I tried ceph device ls and the result…
jeril
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3
votes
1 answer

CephFS Unable to attach or mount volumes: unmounted volumes=[image-store]

I'm having trouble getting my Kube-registry up and running on cephfs. I'm using rook to set this cluster up. As you can see, I'm having trouble attaching the volume. Any idea what would be causing this issue? any help is…
Xcer
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3
votes
3 answers

1 pg undersized health warn in rook ceph on single node cluster(minikube)

I'm deploying rook-ceph into a minikube cluster. Everything seems to be working. I added 3 unformatted disk to the vm and its connected. The problem that im having is when I run ceph status, I get a health warm message that tells me "1 pg…
Xcer
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3
votes
2 answers

How do I fix a dial tcp 10.96.0.1:443: i/o timeout error for Operator pod installed via helm-rook?

I pretty much added the repo with this command helm repo add rook-stable https://charts.rook.io/stable Then I ran the command helm install --namespace rook-ceph-system The operator is created at first but then turns into a…
CoderDude74
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2
votes
2 answers

Configure LVM LV devices on rook ceph

I want to configure an LVM LV device on rook ceph. I am using the official helm charts of rook rook-ceph and rook-ceph-cluster. I have configured my LVM LV devices in the values.yaml of rook-ceph-cluster: ... cephClusterSpec: ... storage: …
Ronny Forberger
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2
votes
0 answers

kubernates rook+ceph OSD full delete data

I have a situation where my OSDs are full 1 full osd(s) 2 nearfull osd(s) 2 pool(s) full and deleting the PVC is just stuck in "terminating". I tried the trick of forcing finalizers to null, but that still leaves data around. Next time I create a…
user3304297
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2
votes
1 answer

MountVolume.SetUp failed for volume "rook-ceph-crash-collector-keyring" : secret "rook-ceph-crash-collector-keyring" not found

I am trying to configure ceph on kubernetes cluster using rook, I have run the following commands: kubectl apply -f common.yaml kubectl apply -f operator.yaml kubectl apply -f cluster.yaml I have three worker nodes with atached volumes and on…
tarek salem
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2
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2 answers

rook-ceph-osd-prepare pod stuck for hours

I am new to ceph and using rook to install ceph in k8s cluster. I see that pod rook-ceph-osd-prepare is in Running status forever and stuck on below line: 2020-06-15 20:09:02.260379 D | exec: Running command: ceph auth get-or-create-key…
raj_arni
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2
votes
1 answer

Why can't find osd pod in kubernetes after deploying rook-ceph?

Tried to install rook-ceph on kubernetes as this guide: https://rook.io/docs/rook/v1.3/ceph-quickstart.html git clone --single-branch --branch release-1.3 https://github.com/rook/rook.git cd rook/cluster/examples/kubernetes/ceph kubectl create -f…
Jingqiang Zhang
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