+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-25 14:49:28.144 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-25 14:49:28.426 1 INFO cinder.rpc [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-25 14:49:28.429 1 INFO cinder.rpc [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-25 14:49:28.432 1 INFO cinder.rpc [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-25 14:49:28.435 1 INFO cinder.rpc [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-25 14:49:28.438 1 INFO cinder.rpc [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-25 14:49:28.441 1 INFO cinder.rpc [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-25 14:49:28.503 1 WARNING oslo_config.cfg [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] 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.
2026-05-25 14:49:28.504 1 WARNING oslo_config.cfg [None req-3cc76740-31af-46bf-80df-67846d6f74cd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-25 14:49:28.515 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-25 14:49:28.539 1 INFO cinder.backup.manager [None req-717a7fd0-f425-410c-975a-462f368d048b - - - - - -] Cleaning up incomplete backup operations.
2026-05-25 14:49:28.599 1 INFO cinder.keymgr.migration [None req-e60effd8-4c13-4a21-973c-f96ff6084eec - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.