+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-22 11:04:34.988 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-22 11:04:35.277 1 INFO cinder.rpc [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-22 11:04:35.280 1 INFO cinder.rpc [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-22 11:04:35.282 1 INFO cinder.rpc [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-22 11:04:35.284 1 INFO cinder.rpc [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-22 11:04:35.288 1 INFO cinder.rpc [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-22 11:04:35.291 1 INFO cinder.rpc [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-22 11:04:35.360 1 WARNING oslo_config.cfg [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] 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.
2026-08-22 11:04:35.362 1 WARNING oslo_config.cfg [None req-6da806ca-8c1a-428c-be9b-edcb04a8889d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-22 11:04:35.373 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-22 11:04:35.402 1 INFO cinder.backup.manager [None req-6c660150-50de-4a6d-9c07-e99fa2ab8fec - - - - - -] Cleaning up incomplete backup operations.
2026-08-22 11:04:35.467 1 INFO cinder.keymgr.migration [None req-4e38f024-c6c7-494e-88b8-384dfcfba7e3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.