+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 21:47:34.249 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 21:47:34.521 1 INFO cinder.rpc [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 21:47:34.525 1 INFO cinder.rpc [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-24 21:47:34.528 1 INFO cinder.rpc [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 21:47:34.530 1 INFO cinder.rpc [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-24 21:47:34.534 1 INFO cinder.rpc [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 21:47:34.536 1 INFO cinder.rpc [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 21:47:34.596 1 WARNING oslo_config.cfg [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] 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.
2026-07-24 21:47:34.597 1 WARNING oslo_config.cfg [None req-d28098db-d2ed-45cd-a094-bd81d33a0e53 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 21:47:34.605 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-24 21:47:34.630 1 INFO cinder.backup.manager [None req-e20b30ff-b6cd-403b-b182-ba9a7f9a035d - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 21:47:34.696 1 INFO cinder.keymgr.migration [None req-49b45906-ec3a-45d2-b89f-1f120266e028 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.