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Trace: • How to Clone a PVC in Kubernetes
k8spvcclone
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k8spvcclone [2025/09/14 14:29] – created - external edit 127.0.0.1k8spvcclone [2025/09/20 18:09] (current) – sjoerd
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 {{tag>kubernetes}} {{tag>kubernetes}}
  
-When doing an Argo CD sync I git an error on one of our PVCs. For one of our applications we upgraded the storage class but hadn't had the time yet to convert the actual PVC:+When doing an Argo CD sync I got an error on one of our PVCs. For one of our applications we upgraded the storage class but hadn't had the time yet to convert the actual PVC:
  
 <code> <code>
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 kubectl scale deployment seq --replicas=0 -n appops kubectl scale deployment seq --replicas=0 -n appops
 # Start the clone using korb. Note that the container image parameter is only necessary when working on a private cluster # Start the clone using korb. Note that the container image parameter is only necessary when working on a private cluster
-korb --new-pvc-storage-class=managed-premium --strategy=copy-twice-name --new-pvc-namespace=appops --source-namespace=appops --container-image=acreuwvtxprd.azurecr.io/docker/beryju/korb-mover:v2 seq+korb --new-pvc-storage-class=managed-premium --strategy=copy-twice-name --new-pvc-namespace=appops --source-namespace=appops --container-image=acreuwprd.azurecr.io/docker/beryju/korb-mover:v2 seq
 # Once the clone is ready, scale the application back to 1 replica # Once the clone is ready, scale the application back to 1 replica
 kubectl scale deployment seq --replicas=1 -n appops kubectl scale deployment seq --replicas=1 -n appops
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 az login az login
 docker pull ghcr.io/beryju/korb-mover:v2 docker pull ghcr.io/beryju/korb-mover:v2
-docker tag ghcr.io/beryju/korb-mover:v2 acreuwvtxprd.azurecr.io/docker/beryju/korb-mover:v2 +docker tag ghcr.io/beryju/korb-mover:v2 acreuwprd.azurecr.io/docker/beryju/korb-mover:v2 
-docker push acreuwvtxprd.azurecr.io/docker/beryju/korb-mover:v2+docker push acreuwprd.azurecr.io/docker/beryju/korb-mover:v2
 </code> </code>
 * The strategy 'copy-twice-name' means that the pvc will first be cloned to a temporary pvc with a temporary name, and then right away to the final pvc with the original name. This works best in an environment with Argo CD which tracks the pvc by name. * The strategy 'copy-twice-name' means that the pvc will first be cloned to a temporary pvc with a temporary name, and then right away to the final pvc with the original name. This works best in an environment with Argo CD which tracks the pvc by name.
k8spvcclone.1757860149.txt.gz · Last modified: by 127.0.0.1