+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-05 11:45:19.439 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-05 11:45:19.662 1 INFO cinder.rpc [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-05 11:45:19.665 1 INFO cinder.rpc [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-08-05 11:45:19.667 1 INFO cinder.rpc [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-05 11:45:19.670 1 INFO cinder.rpc [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-05 11:45:19.674 1 INFO cinder.rpc [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-05 11:45:19.677 1 INFO cinder.rpc [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-05 11:45:19.731 1 WARNING oslo_config.cfg [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] 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.
2026-08-05 11:45:19.732 1 WARNING oslo_config.cfg [None req-3416ad66-e5fa-404b-8875-37fec65f1009 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-05 11:45:19.752 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-08-05 11:45:19.776 1 INFO cinder.backup.manager [None req-ab535294-c5cf-4d77-ba91-40c219e5f645 - - - - - -] Cleaning up incomplete backup operations.
2026-08-05 11:45:20.040 1 INFO cinder.keymgr.migration [None req-6c88e458-a67b-4113-9b6e-2613c3791fbe - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.