+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-07 13:43:37.044 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-07 13:43:37.325 1 INFO cinder.rpc [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-07 13:43:37.327 1 INFO cinder.rpc [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-07 13:43:37.329 1 INFO cinder.rpc [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-07 13:43:37.331 1 INFO cinder.rpc [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-07 13:43:37.333 1 INFO cinder.rpc [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-07 13:43:37.336 1 INFO cinder.rpc [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-07 13:43:37.403 1 WARNING oslo_config.cfg [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] 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.
2026-05-07 13:43:37.404 1 WARNING oslo_config.cfg [None req-0cbb09e7-6176-4f71-adf4-0fc37d291cf8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-07 13:43:37.413 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-07 13:43:37.438 1 INFO cinder.backup.manager [None req-72ac5c7b-db9b-4ff3-9547-51a8f1b66adc - - - - - -] Cleaning up incomplete backup operations.
2026-05-07 13:43:37.492 1 INFO cinder.keymgr.migration [None req-37259e26-e3bc-4dfd-8319-5a64354ad0e1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.