Instance block live-migration fails when multi-ephemeral disks are attached

Solution Verified - Updated -

Issue

  • Why Instance block live-migration fails when multi-ephemeral disks are attached ?
  • Why block migration is getting failed with ERROR FlavorDiskSmallerThanImage: Flavor's disk is too small for requested image when multiple ephemeral disks are attached with instance ?

Environment

  • Red Hat OpenStack Platform

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