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  1. OpenShift API for Data Protection
  2. OADP-446

VolumeSnapshot size can be different from PVC requested storage preventing restore

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    • oadp-operator-bundle-container-1.3.0-108
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    • OADP Sprint 218
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      Identified affected drivers (so far):

      • ebs.csi.aws.com

      EBS example
      It is possible in PVC to request 100MiB and get back 1GiB volume.
      This meant EBS snapshots created are going to be 1GiB in size.

      When using snapshot as datasource for PVC at restore time (at least for gp2-csi) the restore will fail with the following log.

      Generated from ebs.csi.aws.com_ip-10-0-173-234_d044058f-9322-45ea-9308-f860be97e73c
9 times in the last 3 minutes
failed to provision volume with StorageClass "gp2-csi": error getting handle for DataSource Type VolumeSnapshot by Name velero-pc-data-lmkpz: requested volume size 104857600 is less than the size 1073741824 for the source snapshot velero-pc-data-lmkpz

      https://github.com/kubernetes-sigs/aws-ebs-csi-driver/issues/1209
      https://github.com/kubernetes-csi/external-provisioner/issues/727

        1.
        		 Document known issue: PVC Snapshot restore do not work if PVC requested size do not match disk capacity Sub-task Closed Normal Richard Hoch
        2.
        		 [RedHat QE] Verify Bug OADP-446 - VolumeSnapshot size can be different from PVC requested storage preventing restore Sub-task Release Pending Undefined Shahaf Bahar
        3.
        		 [IBM QE-P] Verify Bug OADP-446 - VolumeSnapshot size can be different from PVC requested storage preventing restore Sub-task Release Pending Undefined Sonia Garudi
        4.
        		 [IBM QE-Z] Verify Bug OADP-446 - VolumeSnapshot size can be different from PVC requested storage preventing restore Sub-task Release Pending Undefined Maya Anilson

            spampatt@redhat.com Shubham Pampattiwar
            tkaovila@redhat.com Tiger Kaovilai
            Sachin Singla
            Shahaf Bahar Shahaf Bahar
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              Created:
              Updated:
              Resolved: