+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-11 08:46:20.884 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-11 08:46:21.173 1 INFO cinder.rpc [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-11 08:46:21.177 1 INFO cinder.rpc [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-11 08:46:21.179 1 INFO cinder.rpc [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-11 08:46:21.181 1 INFO cinder.rpc [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-11 08:46:21.185 1 INFO cinder.rpc [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-11 08:46:21.188 1 INFO cinder.rpc [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-11 08:46:21.275 1 WARNING oslo_config.cfg [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] 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.
2026-08-11 08:46:21.276 1 WARNING oslo_config.cfg [None req-d5d44aa0-20c0-4e7b-9199-e23f5bd38517 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-11 08:46:21.286 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-11 08:46:21.315 1 INFO cinder.backup.manager [None req-4a8e5f3a-8dc4-4309-9277-69d7a5968bf3 - - - - - -] Cleaning up incomplete backup operations.
2026-08-11 08:46:21.384 1 INFO cinder.keymgr.migration [None req-f9770c07-545e-45d6-ac6c-0c33eeb586c9 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.