+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-06 09:59:27.395 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-06 09:59:27.669 1 INFO cinder.rpc [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-06 09:59:27.673 1 INFO cinder.rpc [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-06 09:59:27.676 1 INFO cinder.rpc [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-06 09:59:27.688 1 INFO cinder.rpc [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-06 09:59:27.692 1 INFO cinder.rpc [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-06 09:59:27.696 1 INFO cinder.rpc [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-06 09:59:27.759 1 WARNING oslo_config.cfg [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] 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.
2026-05-06 09:59:27.760 1 WARNING oslo_config.cfg [None req-afb0078b-4cb1-4f7b-b567-97a9c08ff269 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-06 09:59:27.769 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-06 09:59:27.793 1 INFO cinder.backup.manager [None req-5f0e472e-1f86-4519-9d62-fbdd174271d3 - - - - - -] Cleaning up incomplete backup operations.
2026-05-06 09:59:27.854 1 INFO cinder.keymgr.migration [None req-afb44e5d-c6f4-4645-a035-1dbd63225e8f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.