+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-23 10:58:35.321 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-23 10:58:35.549 1 INFO cinder.rpc [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-23 10:58:35.557 1 INFO cinder.rpc [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-23 10:58:35.563 1 INFO cinder.rpc [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-23 10:58:35.566 1 INFO cinder.rpc [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-23 10:58:35.571 1 INFO cinder.rpc [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-23 10:58:35.582 1 INFO cinder.rpc [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-23 10:58:35.840 1 WARNING oslo_config.cfg [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] 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.
2026-09-23 10:58:35.842 1 WARNING oslo_config.cfg [None req-f7e59da3-4cd8-44f6-9b60-66f3631329a7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-23 10:58:35.855 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-09-23 10:58:35.875 1 INFO cinder.backup.manager [None req-6628a225-80b7-4b13-aa26-7033f264a340 - - - - - -] Cleaning up incomplete backup operations.
2026-09-23 10:58:35.930 1 INFO cinder.keymgr.migration [None req-c50b74ed-8c10-40c4-b206-18e1b1f9780a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.