+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-26 19:53:34.082 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-26 19:53:34.446 1 INFO cinder.rpc [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-26 19:53:34.449 1 INFO cinder.rpc [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-26 19:53:34.451 1 INFO cinder.rpc [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-26 19:53:34.453 1 INFO cinder.rpc [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-26 19:53:34.455 1 INFO cinder.rpc [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-26 19:53:34.458 1 INFO cinder.rpc [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-26 19:53:34.519 1 WARNING oslo_config.cfg [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] 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.
2026-10-26 19:53:34.520 1 WARNING oslo_config.cfg [None req-fc88a2b9-868f-4156-af20-6dba2d4cdbda - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-26 19:53:34.528 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-10-26 19:53:34.551 1 INFO cinder.backup.manager [None req-d2aa1416-c84c-4f33-a654-82bfd8645960 - - - - - -] Cleaning up incomplete backup operations.
2026-10-26 19:53:34.609 1 INFO cinder.keymgr.migration [None req-c176694e-ec57-4c88-ab8a-f36e3226fe9d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.