+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-25 11:50:57.027 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-25 11:50:57.305 1 INFO cinder.rpc [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-25 11:50:57.308 1 INFO cinder.rpc [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-25 11:50:57.311 1 INFO cinder.rpc [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-25 11:50:57.313 1 INFO cinder.rpc [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-25 11:50:57.318 1 INFO cinder.rpc [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-25 11:50:57.321 1 INFO cinder.rpc [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-25 11:50:57.442 1 WARNING oslo_config.cfg [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] 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.
2026-04-25 11:50:57.443 1 WARNING oslo_config.cfg [None req-a5de94be-0d16-4766-bc6b-e7b34aad6e7b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-25 11:50:57.455 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-25 11:50:57.479 1 INFO cinder.backup.manager [None req-8bfb95ed-ae46-4d62-8ac9-d04bac5fd51d - - - - - -] Cleaning up incomplete backup operations.
2026-04-25 11:50:57.543 1 INFO cinder.keymgr.migration [None req-4ef7b9ae-7070-42e2-a0b7-99debe5bc2ca - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.