+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-23 06:17:23.864 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-23 06:17:24.163 1 INFO cinder.rpc [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-23 06:17:24.167 1 INFO cinder.rpc [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-23 06:17:24.169 1 INFO cinder.rpc [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-23 06:17:24.172 1 INFO cinder.rpc [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-23 06:17:24.175 1 INFO cinder.rpc [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-23 06:17:24.178 1 INFO cinder.rpc [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-23 06:17:24.248 1 WARNING oslo_config.cfg [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] 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.
2026-06-23 06:17:24.249 1 WARNING oslo_config.cfg [None req-83f85184-0770-4fa1-afae-57f68bb909d9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-23 06:17:24.257 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-23 06:17:24.282 1 INFO cinder.backup.manager [None req-4a27c196-4897-4ea1-b964-0be671b8cc52 - - - - - -] Cleaning up incomplete backup operations.
2026-06-23 06:17:24.352 1 INFO cinder.keymgr.migration [None req-b7971eac-aa3b-48a5-8d6a-e86eaf901202 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.