+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-18 10:20:42.719 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-18 10:20:43.005 1 INFO cinder.rpc [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-18 10:20:43.008 1 INFO cinder.rpc [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-18 10:20:43.010 1 INFO cinder.rpc [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-18 10:20:43.014 1 INFO cinder.rpc [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-18 10:20:43.017 1 INFO cinder.rpc [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-18 10:20:43.020 1 INFO cinder.rpc [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-18 10:20:43.089 1 WARNING oslo_config.cfg [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] 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.
2026-03-18 10:20:43.090 1 WARNING oslo_config.cfg [None req-dd18e81f-c581-40f3-8ef4-b6526ec0ee4c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-18 10:20:43.099 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-03-18 10:20:43.124 1 INFO cinder.backup.manager [None req-2e8e38ab-384d-41e3-9060-847004584552 - - - - - -] Cleaning up incomplete backup operations.
2026-03-18 10:20:43.191 1 INFO cinder.keymgr.migration [None req-52362ce7-7c48-41e7-b9c8-958100452b05 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.