+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-09 13:19:39.130 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-09 13:19:39.357 1 INFO cinder.rpc [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-09 13:19:39.360 1 INFO cinder.rpc [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-09 13:19:39.362 1 INFO cinder.rpc [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-09 13:19:39.364 1 INFO cinder.rpc [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-09 13:19:39.368 1 INFO cinder.rpc [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-09 13:19:39.372 1 INFO cinder.rpc [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-09 13:19:39.427 1 WARNING oslo_config.cfg [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] 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.
2026-05-09 13:19:39.428 1 WARNING oslo_config.cfg [None req-efc45f8e-46bb-4717-9560-e75256764646 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-09 13:19:39.441 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-09 13:19:39.459 1 INFO cinder.backup.manager [None req-bef11d68-46eb-4140-bb94-3a356d62180c - - - - - -] Cleaning up incomplete backup operations.
2026-05-09 13:19:39.585 1 INFO cinder.keymgr.migration [None req-1516a422-411b-430a-89dd-7f5df1b762e1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.