+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-31 05:06:11.873 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-31 05:06:12.175 1 INFO cinder.rpc [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-31 05:06:12.180 1 INFO cinder.rpc [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-03-31 05:06:12.183 1 INFO cinder.rpc [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-31 05:06:12.186 1 INFO cinder.rpc [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-03-31 05:06:12.189 1 INFO cinder.rpc [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-31 05:06:12.193 1 INFO cinder.rpc [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-31 05:06:12.263 1 WARNING oslo_config.cfg [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] 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.
2026-03-31 05:06:12.265 1 WARNING oslo_config.cfg [None req-7cee882d-3ff0-41fa-b76e-e8cf58757423 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-31 05:06:12.278 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-03-31 05:06:12.299 1 INFO cinder.backup.manager [None req-e9e87cb3-9f65-46f6-acfd-14668ba94890 - - - - - -] Cleaning up incomplete backup operations.
2026-03-31 05:06:12.463 1 INFO cinder.keymgr.migration [None req-40dc71f8-63ab-4c3b-948f-da8f12d6722f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.