+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-26 10:20:58.654 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-26 10:20:58.941 1 INFO cinder.rpc [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-26 10:20:58.944 1 INFO cinder.rpc [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-26 10:20:58.947 1 INFO cinder.rpc [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-26 10:20:58.949 1 INFO cinder.rpc [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-26 10:20:58.953 1 INFO cinder.rpc [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-26 10:20:58.956 1 INFO cinder.rpc [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-26 10:20:59.018 1 WARNING oslo_config.cfg [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] 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.
2026-04-26 10:20:59.019 1 WARNING oslo_config.cfg [None req-d8ab726d-5cc7-4c69-bfec-013d868c61dd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-26 10:20:59.029 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-26 10:20:59.054 1 INFO cinder.backup.manager [None req-5c63388d-017f-416c-b22f-b87e66c13dec - - - - - -] Cleaning up incomplete backup operations.
2026-04-26 10:20:59.118 1 INFO cinder.keymgr.migration [None req-1cfa8a31-caf8-4b87-b055-b58445ecac16 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.