+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-01 18:53:22.217 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-01 18:53:22.422 1 INFO cinder.rpc [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-01 18:53:22.425 1 INFO cinder.rpc [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-01 18:53:22.428 1 INFO cinder.rpc [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-01 18:53:22.430 1 INFO cinder.rpc [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-01 18:53:22.433 1 INFO cinder.rpc [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-01 18:53:22.435 1 INFO cinder.rpc [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-01 18:53:22.486 1 WARNING oslo_config.cfg [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] 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.
2026-09-01 18:53:22.487 1 WARNING oslo_config.cfg [None req-b03b405e-119e-4332-b747-12b89fc3c824 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-01 18:53:22.496 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-09-01 18:53:22.514 1 INFO cinder.backup.manager [None req-01270d7e-984d-4eaf-9f4e-a2e93476bbe9 - - - - - -] Cleaning up incomplete backup operations.
2026-09-01 18:53:22.700 1 INFO cinder.keymgr.migration [None req-614e04d6-d2ed-4c52-a768-49166d386d0a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.