+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-09 17:17:46.730 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-09 17:17:47.020 1 INFO cinder.rpc [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-09 17:17:47.023 1 INFO cinder.rpc [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-09 17:17:47.025 1 INFO cinder.rpc [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-09 17:17:47.027 1 INFO cinder.rpc [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-09 17:17:47.030 1 INFO cinder.rpc [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-09 17:17:47.033 1 INFO cinder.rpc [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-09 17:17:47.110 1 WARNING oslo_config.cfg [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] 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.
2026-06-09 17:17:47.111 1 WARNING oslo_config.cfg [None req-5e16f096-caf7-4cfb-b007-c7b2f3de9d04 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-09 17:17:47.121 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-09 17:17:47.153 1 INFO cinder.backup.manager [None req-092ca0d2-5eba-426b-bc0c-0199cc5fa14c - - - - - -] Cleaning up incomplete backup operations.
2026-06-09 17:17:47.232 1 INFO cinder.keymgr.migration [None req-2b56a86c-4b6a-4d21-997f-2d2b0874e331 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.