+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 21:20:42.238 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 21:20:42.483 1 INFO cinder.rpc [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 21:20:42.485 1 INFO cinder.rpc [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 21:20:42.488 1 INFO cinder.rpc [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 21:20:42.490 1 INFO cinder.rpc [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-21 21:20:42.494 1 INFO cinder.rpc [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 21:20:42.497 1 INFO cinder.rpc [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 21:20:42.616 1 WARNING oslo_config.cfg [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] 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 21:20:42.617 1 WARNING oslo_config.cfg [None req-e499a37b-9581-4d67-af7b-d710be3076ea - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 21:20:42.627 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-21 21:20:42.644 1 INFO cinder.backup.manager [None req-35ddef32-fcab-4083-9ac8-133ceca224e8 - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 21:20:42.694 1 INFO cinder.keymgr.migration [None req-5a21519b-000d-4957-a489-04e6bf46b3a1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.