+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-02 15:57:52.012 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-02 15:57:52.307 1 INFO cinder.rpc [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-02 15:57:52.310 1 INFO cinder.rpc [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-02 15:57:52.313 1 INFO cinder.rpc [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-02 15:57:52.315 1 INFO cinder.rpc [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-02 15:57:52.318 1 INFO cinder.rpc [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-02 15:57:52.321 1 INFO cinder.rpc [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-02 15:57:52.384 1 WARNING oslo_config.cfg [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] 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.
2026-07-02 15:57:52.385 1 WARNING oslo_config.cfg [None req-3eee4734-cfa4-41cc-97f1-08286d809f91 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-02 15:57:52.394 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-02 15:57:52.418 1 INFO cinder.backup.manager [None req-d83a69e2-f2b8-4fc2-8385-ec3be9819f67 - - - - - -] Cleaning up incomplete backup operations.
2026-07-02 15:57:52.481 1 INFO cinder.keymgr.migration [None req-3a10b08b-6d64-41c1-a879-67576e274a45 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.