+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 09:11:45.256 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 09:11:45.536 1 INFO cinder.rpc [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 09:11:45.539 1 INFO cinder.rpc [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 09:11:45.540 1 INFO cinder.rpc [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 09:11:45.542 1 INFO cinder.rpc [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 09:11:45.544 1 INFO cinder.rpc [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 09:11:45.548 1 INFO cinder.rpc [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 09:11:45.615 1 WARNING oslo_config.cfg [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-06-10 09:11:45.616 1 WARNING oslo_config.cfg [None req-7bf4404e-634e-4447-8e3d-3660cb407858 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 09:11:45.627 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-10 09:11:45.660 1 INFO cinder.backup.manager [None req-0af12a65-cda0-4e7e-9aa6-cfb5ad5e6b4e - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 09:11:45.730 1 INFO cinder.keymgr.migration [None req-964eebb4-6616-4bfb-8ee2-510ca4158cc1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.