+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-29 14:33:37.318 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-29 14:33:37.620 1 INFO cinder.rpc [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-29 14:33:37.624 1 INFO cinder.rpc [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-29 14:33:37.630 1 INFO cinder.rpc [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-29 14:33:37.632 1 INFO cinder.rpc [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-29 14:33:37.634 1 INFO cinder.rpc [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-29 14:33:37.636 1 INFO cinder.rpc [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-29 14:33:37.737 1 WARNING oslo_config.cfg [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] 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.
2026-07-29 14:33:37.738 1 WARNING oslo_config.cfg [None req-43693feb-5675-4d4d-b85f-3f8bcc40a45e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-29 14:33:37.748 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-29 14:33:37.777 1 INFO cinder.backup.manager [None req-a25d28ed-22c4-49c4-be0d-fb9933a2ff53 - - - - - -] Cleaning up incomplete backup operations.
2026-07-29 14:33:37.845 1 INFO cinder.keymgr.migration [None req-e2c34d4f-391e-4c54-8810-9a7c1b9e01e6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.