Need support in virtio-blk for trim/discard

Solution Verified - Updated -


  • Need support in virtio-blk for trim/discard. This is the default in Openstack yet it is missing this key feature.
  • Backport kernel patch
  • To allow trimming in of erased sectors from the underlying storage. Mostly useful when virtio-blk is used with Ceph storage.


KVM, Openstack, CEPH

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