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Bug
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Resolution: Done-Errata
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Critical
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None
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None
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Quality / Stability / Reliability
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0.42
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True
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False
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CNV Storage 265
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Critical
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None
Description of problem:
Migrating a block volume, the destination volume is fully allocated and the image sparseness isn't preserved
Version-Release number of selected component (if applicable):
CNV 4.18
How reproducible:
Always
Steps to Reproduce:
1. Create a VM using a block volume, e.g using rook-ceph-block 2. Trigger the volume migration by updating the VM with a new volume 3. Verify the volume size, for example using the ceph toolbox [1]
Actual results:
The destination volume is fully alloctaed
$ rbd du --pool=replicapool NAME PROVISIONED USED csi-vol-739d5db3-86f5-11ef-b8b5-f2bd1cccbeca 5 GiB 64 MiB csi-vol-bf1b7510-86f5-11ef-b8b5-f2bd1cccbeca 5 GiB 5 GiB <TOTAL> 10 GiB 5.1 GiB
Expected results:
The destination volume should have nearly the same size as the source volume
$ rbd du --pool=replicapool NAME PROVISIONED USED csi-vol-a23327ea-bd23-11ef-bd92-baaa088e9380 5 GiB 64 MiB csi-vol-bfbbbbf4-bd23-11ef-bd92-baaa088e9380 5 GiB 64 MiB <TOTAL> 10 GiB 128 MiB
- links to
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RHEA-2024:139653
OpenShift Virtualization 4.18.0 Images
- mentioned on
