+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-09 01:35:55.062 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-09 01:35:55.353 1 INFO cinder.rpc [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-09 01:35:55.355 1 INFO cinder.rpc [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-09 01:35:55.357 1 INFO cinder.rpc [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-09 01:35:55.360 1 INFO cinder.rpc [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-09 01:35:55.362 1 INFO cinder.rpc [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-09 01:35:55.365 1 INFO cinder.rpc [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-09 01:35:55.425 1 WARNING oslo_config.cfg [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] 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.
2026-09-09 01:35:55.426 1 WARNING oslo_config.cfg [None req-29ef84d0-22ac-48a1-a514-a9ffdf1da950 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-09 01:35:55.435 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-09 01:35:55.459 1 INFO cinder.backup.manager [None req-05652c5b-0928-4854-a2be-7eadf1d846f4 - - - - - -] Cleaning up incomplete backup operations.
2026-09-09 01:35:55.497 1 INFO cinder.keymgr.migration [None req-67452eb9-5170-4542-ae57-8d0ef49c4af7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.