+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-31 00:12:53.810 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-31 00:12:54.095 1 INFO cinder.rpc [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-31 00:12:54.098 1 INFO cinder.rpc [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-31 00:12:54.101 1 INFO cinder.rpc [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-31 00:12:54.103 1 INFO cinder.rpc [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-31 00:12:54.105 1 INFO cinder.rpc [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-31 00:12:54.109 1 INFO cinder.rpc [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-31 00:12:54.178 1 WARNING oslo_config.cfg [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] 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.
2026-07-31 00:12:54.180 1 WARNING oslo_config.cfg [None req-bf6a72d6-267a-49d8-99ac-1622ac18ac0d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-31 00:12:54.188 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-07-31 00:12:54.214 1 INFO cinder.backup.manager [None req-3d613a4c-8e97-44c1-80a2-0dc0cc73eeb0 - - - - - -] Cleaning up incomplete backup operations.
2026-07-31 00:12:54.260 1 INFO cinder.keymgr.migration [None req-b636dd51-01ad-4253-adcb-9ba2081e7cb4 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.