Who can help me solve the problem in virtual machine hot migration

An error occurred when I tried to use ceph for hot migration of virtual machines

Wed Sep 14 18:16:50 2022: MIGRATE: INFO: premigrate: Moving 10.186.16.227:/opt/cephfs/104/54 to 10.186.16.226:/opt/cephfs/104/54 ERROR: premigrate: Command “set -e -o pipefail tar -C /opt/cephfs/104 --sparse -cf - 54 | ssh 10.186.16.226 ‘tar -C /opt/cephfs/104 --sparse -xf -’” failed: tar: 54: Cannot stat: No such file or directory tar: Exiting with failure status due to previous errors Error copying disk directory to target host

Who can help me solve problems or provide ideas for solving problems