+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 22:41:32.708 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 22:41:33.010 1 INFO cinder.rpc [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 22:41:33.012 1 INFO cinder.rpc [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-05 22:41:33.014 1 INFO cinder.rpc [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 22:41:33.017 1 INFO cinder.rpc [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-05 22:41:33.020 1 INFO cinder.rpc [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 22:41:33.022 1 INFO cinder.rpc [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 22:41:33.091 1 WARNING oslo_config.cfg [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] 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.
2026-05-05 22:41:33.092 1 WARNING oslo_config.cfg [None req-b556d2bd-510b-4349-9f45-c10dc36f009b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 22:41:33.102 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-05 22:41:33.126 1 INFO cinder.backup.manager [None req-1f486110-146c-46a9-9b6e-79a21193fb35 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 22:41:33.187 1 INFO cinder.keymgr.migration [None req-d7e07f00-bfa3-4386-9ad3-c8276ac574c5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.