+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-24 04:20:57.914 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-24 04:20:58.257 1 INFO cinder.rpc [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-24 04:20:58.260 1 INFO cinder.rpc [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-24 04:20:58.262 1 INFO cinder.rpc [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-24 04:20:58.265 1 INFO cinder.rpc [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-24 04:20:58.268 1 INFO cinder.rpc [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-24 04:20:58.271 1 INFO cinder.rpc [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-24 04:20:58.329 1 WARNING oslo_config.cfg [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] 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.
2026-02-24 04:20:58.329 1 WARNING oslo_config.cfg [None req-5df5d332-c6c6-4b19-84eb-c3e687105f3e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-24 04:20:58.339 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-02-24 04:20:58.367 1 INFO cinder.backup.manager [None req-2a9f656e-2148-412a-9dbe-48bb0942af91 - - - - - -] Cleaning up incomplete backup operations.
2026-02-24 04:20:58.446 1 INFO cinder.keymgr.migration [None req-2c357ea8-6fdf-4a3f-9c6e-23b98049641c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.