+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-10 22:49:52.345 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-10 22:49:52.575 1 INFO cinder.rpc [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-10 22:49:52.579 1 INFO cinder.rpc [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-10 22:49:52.582 1 INFO cinder.rpc [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-10 22:49:52.585 1 INFO cinder.rpc [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-10 22:49:52.588 1 INFO cinder.rpc [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-10 22:49:52.591 1 INFO cinder.rpc [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-10 22:49:52.653 1 WARNING oslo_config.cfg [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] 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.
2026-08-10 22:49:52.654 1 WARNING oslo_config.cfg [None req-3a6c0960-4917-435d-8b52-6b47ea4ede41 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-10 22:49:52.666 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-08-10 22:49:52.684 1 INFO cinder.backup.manager [None req-52127b0d-f8f0-4694-b6a5-9f9ba019e134 - - - - - -] Cleaning up incomplete backup operations.
2026-08-10 22:49:52.820 1 INFO cinder.keymgr.migration [None req-e6a4a6f7-3037-4b45-a8cb-75d94cd4eeff - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.