+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-23 11:06:56.230 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-23 11:06:56.528 1 INFO cinder.rpc [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-23 11:06:56.534 1 INFO cinder.rpc [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-23 11:06:56.537 1 INFO cinder.rpc [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-23 11:06:56.541 1 INFO cinder.rpc [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-23 11:06:56.546 1 INFO cinder.rpc [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-23 11:06:56.551 1 INFO cinder.rpc [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-23 11:06:56.635 1 WARNING oslo_config.cfg [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] 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.
2026-09-23 11:06:56.636 1 WARNING oslo_config.cfg [None req-94b3bd76-662a-4c06-b467-ab8635710a91 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-23 11:06:56.646 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-09-23 11:06:56.671 1 INFO cinder.backup.manager [None req-56c1974a-ec74-4363-9f70-33ff29ffb44f - - - - - -] Cleaning up incomplete backup operations.
2026-09-23 11:06:56.739 1 INFO cinder.keymgr.migration [None req-b37db3ed-cf48-40cd-97e2-3fd0f700ca99 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.