+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-17 09:33:23.884 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-17 09:33:24.165 1 INFO cinder.rpc [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-17 09:33:24.168 1 INFO cinder.rpc [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-17 09:33:24.170 1 INFO cinder.rpc [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-17 09:33:24.172 1 INFO cinder.rpc [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-17 09:33:24.175 1 INFO cinder.rpc [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-17 09:33:24.177 1 INFO cinder.rpc [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-17 09:33:24.251 1 WARNING oslo_config.cfg [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] 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.
2026-04-17 09:33:24.252 1 WARNING oslo_config.cfg [None req-94b3698f-c53d-4b7f-9f06-c71049fd29ec - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-17 09:33:24.260 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-17 09:33:24.286 1 INFO cinder.backup.manager [None req-247a2a96-5a73-4325-8cf0-f99d4ecaccb4 - - - - - -] Cleaning up incomplete backup operations.
2026-04-17 09:33:24.359 1 INFO cinder.keymgr.migration [None req-f95e503d-44e6-4365-a5c6-b67c3eb99fa7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.