+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-07 00:41:19.749 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-07 00:41:20.030 1 INFO cinder.rpc [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-07 00:41:20.032 1 INFO cinder.rpc [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-07 00:41:20.035 1 INFO cinder.rpc [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-07 00:41:20.037 1 INFO cinder.rpc [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-07 00:41:20.040 1 INFO cinder.rpc [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-07 00:41:20.043 1 INFO cinder.rpc [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-07 00:41:20.111 1 WARNING oslo_config.cfg [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] 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.
2026-05-07 00:41:20.112 1 WARNING oslo_config.cfg [None req-8e50b570-2975-4b92-8a3c-38677106e11e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-07 00:41:20.123 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-07 00:41:20.148 1 INFO cinder.backup.manager [None req-b8a9ba1d-6a0e-4f6f-8c4a-6659bbdd5396 - - - - - -] Cleaning up incomplete backup operations.
2026-05-07 00:41:20.229 1 INFO cinder.keymgr.migration [None req-a342b6f3-b56f-4e40-8c62-2dd9a7baf45d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.