+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 13:49:42.100 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 13:49:42.428 1 INFO cinder.rpc [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 13:49:42.434 1 INFO cinder.rpc [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 13:49:42.438 1 INFO cinder.rpc [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 13:49:42.442 1 INFO cinder.rpc [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-21 13:49:42.447 1 INFO cinder.rpc [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 13:49:42.453 1 INFO cinder.rpc [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 13:49:42.662 1 WARNING oslo_config.cfg [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] 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.
2026-07-21 13:49:42.663 1 WARNING oslo_config.cfg [None req-92d308a3-decb-44be-9656-6a2d5b3363d6 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 13:49:42.677 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-21 13:49:42.697 1 INFO cinder.backup.manager [None req-4832667d-2322-482b-9f4d-4d426406ce88 - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 13:49:42.769 1 INFO cinder.keymgr.migration [None req-d375a6b8-e5c2-49bd-9182-295a873568f7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.