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does live migration always run rsync even if local storage?

When live migrating an instance between servers using glusterfs rsync is used to migrate the image each time even though all nodes have access to the same glusterfs storage drive. Is there any way to prevent the live migration rsync'ing the image each time and just checking the image exists, or is that just the way openstack works ?

does live migration always run rsync even if local storage?

When live migrating an instance between servers using glusterfs glusterfs, rsync is used to migrate the image each time even though all nodes have access to the same glusterfs storage drive. Is there any way to prevent the live migration rsync'ing the image each time and just checking the image exists, or is that just the way openstack works ?

does live migration always run rsync even if local storage?storage is glusterfs?

When live migrating an instance between servers using glusterfs, rsync is used to migrate the image each time even though all nodes have access to the same glusterfs storage drive. The /var/lib/nova/instances folder is a glusterfs mount and works perfectly. Is there any a way to prevent the live migration rsync'ing the image each time and just checking the image exists, or is that just the way openstack works ?