+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-31 21:53:14.649 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-31 21:53:14.906 1 INFO cinder.rpc [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-31 21:53:14.910 1 INFO cinder.rpc [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-31 21:53:14.913 1 INFO cinder.rpc [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-31 21:53:14.916 1 INFO cinder.rpc [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-31 21:53:14.920 1 INFO cinder.rpc [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-31 21:53:14.924 1 INFO cinder.rpc [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-31 21:53:14.989 1 WARNING oslo_config.cfg [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] 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 21:53:14.990 1 WARNING oslo_config.cfg [None req-ad9a7ce2-1880-4c7a-8789-8abd485ff993 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-31 21:53:15.009 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-31 21:53:15.029 1 INFO cinder.backup.manager [None req-afb2695e-3cb9-4294-8b5a-e1425327794e - - - - - -] Cleaning up incomplete backup operations.
2026-07-31 21:53:15.173 1 INFO cinder.keymgr.migration [None req-9c808427-e5c6-4794-951c-e6b9d31a4008 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.