When cinder creates a volume on XIV, the volume size is a little bit smaller than the specified size at its creation.

Solution In Progress - Updated -

Issue

  • When cinder creates a volume on XIV, the volume size is a little bit smaller than the specified size at its creation.
  • If virt-v2v runs and tries to store the data into the XIV's volume, qemu-img command returns Device is too small.

Environment

  • Red Hat OpenStack Platform 9
  • Red Hat OpenStack Platform 10
  • Red Hat OpenStack Platform 11
  • IBM XIV storage
  • Cinder

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