+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-13 18:06:40.307 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-13 18:06:40.516 1 INFO cinder.rpc [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-13 18:06:40.520 1 INFO cinder.rpc [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-13 18:06:40.522 1 INFO cinder.rpc [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-13 18:06:40.526 1 INFO cinder.rpc [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-13 18:06:40.529 1 INFO cinder.rpc [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-13 18:06:40.531 1 INFO cinder.rpc [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-13 18:06:40.581 1 WARNING oslo_config.cfg [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] 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.
2026-09-13 18:06:40.582 1 WARNING oslo_config.cfg [None req-153ccfd1-434d-4fd9-8cc9-fb13c27a515b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-13 18:06:40.591 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.0)
2026-09-13 18:06:40.608 1 INFO cinder.backup.manager [None req-7bba2c93-df69-451f-842c-01bddce339e9 - - - - - -] Cleaning up incomplete backup operations.
2026-09-13 18:06:40.785 1 INFO cinder.keymgr.migration [None req-b7c45add-93fe-4f55-9519-c99c68975c18 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.