+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-08 23:35:42.286 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-08 23:35:42.586 1 INFO cinder.rpc [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-08 23:35:42.589 1 INFO cinder.rpc [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-08 23:35:42.592 1 INFO cinder.rpc [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-08 23:35:42.594 1 INFO cinder.rpc [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-08 23:35:42.598 1 INFO cinder.rpc [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-08 23:35:42.601 1 INFO cinder.rpc [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-08 23:35:42.664 1 WARNING oslo_config.cfg [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] 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.
2026-05-08 23:35:42.665 1 WARNING oslo_config.cfg [None req-2c90a8f6-ae5a-48da-b0fd-1e58ce5f8d0a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-08 23:35:42.673 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-08 23:35:42.698 1 INFO cinder.backup.manager [None req-af5a7a88-ffea-4917-85f9-de7ed2472e60 - - - - - -] Cleaning up incomplete backup operations.
2026-05-08 23:35:42.767 1 INFO cinder.keymgr.migration [None req-3d3f386f-f98c-4f73-9cef-1b88be14257e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.