+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-17 16:21:14.538 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-17 16:21:14.831 1 INFO cinder.rpc [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-17 16:21:14.833 1 INFO cinder.rpc [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-17 16:21:14.835 1 INFO cinder.rpc [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-17 16:21:14.838 1 INFO cinder.rpc [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-17 16:21:14.841 1 INFO cinder.rpc [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-17 16:21:14.844 1 INFO cinder.rpc [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-17 16:21:14.915 1 WARNING oslo_config.cfg [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] 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.
2026-07-17 16:21:14.916 1 WARNING oslo_config.cfg [None req-9151134b-d5ac-48ae-aa58-118493a0b35c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-17 16:21:14.925 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-17 16:21:14.951 1 INFO cinder.backup.manager [None req-76fdcb0f-baf1-4b28-87b1-2d985fe4e985 - - - - - -] Cleaning up incomplete backup operations.
2026-07-17 16:21:15.016 1 INFO cinder.keymgr.migration [None req-f1692797-53fc-48eb-821d-c9682594b55a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.