+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-15 03:08:19.392 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-15 03:08:19.682 1 INFO cinder.rpc [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-15 03:08:19.685 1 INFO cinder.rpc [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-15 03:08:19.687 1 INFO cinder.rpc [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-15 03:08:19.690 1 INFO cinder.rpc [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-15 03:08:19.693 1 INFO cinder.rpc [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-15 03:08:19.695 1 INFO cinder.rpc [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-15 03:08:19.776 1 WARNING oslo_config.cfg [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] 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.
2026-08-15 03:08:19.777 1 WARNING oslo_config.cfg [None req-9e0b8194-68f5-4d0c-ab82-5e10798438bb - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-15 03:08:19.788 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-15 03:08:19.813 1 INFO cinder.backup.manager [None req-51071110-6d34-45e0-b342-a65955e92e90 - - - - - -] Cleaning up incomplete backup operations.
2026-08-15 03:08:19.855 1 INFO cinder.keymgr.migration [None req-e3d95f98-2c5c-48bc-817d-3a3219b7f164 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.