+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-15 19:32:10.106 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-15 19:32:10.367 1 INFO cinder.rpc [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-15 19:32:10.370 1 INFO cinder.rpc [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-15 19:32:10.372 1 INFO cinder.rpc [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-15 19:32:10.374 1 INFO cinder.rpc [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-15 19:32:10.376 1 INFO cinder.rpc [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-15 19:32:10.379 1 INFO cinder.rpc [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-15 19:32:10.435 1 WARNING oslo_config.cfg [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] 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.
2026-10-15 19:32:10.436 1 WARNING oslo_config.cfg [None req-3d049cbb-4c83-4c5e-a922-6bfe5f5e3103 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-15 19:32:10.443 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-10-15 19:32:10.466 1 INFO cinder.backup.manager [None req-9ea995a7-aa70-43ec-a674-8f5db5b18647 - - - - - -] Cleaning up incomplete backup operations.
2026-10-15 19:32:10.527 1 INFO cinder.keymgr.migration [None req-ddb079b4-bbc3-422f-b4f8-e42edb86c8f6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.