+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-01 01:10:52.134 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-01 01:10:52.395 1 INFO cinder.rpc [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-01 01:10:52.398 1 INFO cinder.rpc [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-01 01:10:52.400 1 INFO cinder.rpc [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-01 01:10:52.403 1 INFO cinder.rpc [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-01 01:10:52.405 1 INFO cinder.rpc [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-01 01:10:52.408 1 INFO cinder.rpc [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-01 01:10:52.466 1 WARNING oslo_config.cfg [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] 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 01:10:52.467 1 WARNING oslo_config.cfg [None req-90bd6484-cdad-40ce-a791-9e23b754352a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-01 01:10:52.474 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-01 01:10:52.497 1 INFO cinder.backup.manager [None req-a087518b-dde7-4872-ab02-b1d42d4fa1eb - - - - - -] Cleaning up incomplete backup operations.
2026-09-01 01:10:52.557 1 INFO cinder.keymgr.migration [None req-06365d86-88b7-4af1-9ba5-803603230290 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.