+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-09 06:46:26.424 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-09 06:46:26.686 1 INFO cinder.rpc [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-09 06:46:26.689 1 INFO cinder.rpc [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-09-09 06:46:26.692 1 INFO cinder.rpc [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-09 06:46:26.694 1 INFO cinder.rpc [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-09 06:46:26.697 1 INFO cinder.rpc [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-09 06:46:26.700 1 INFO cinder.rpc [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-09 06:46:26.744 1 WARNING oslo_config.cfg [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] 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.
2026-09-09 06:46:26.745 1 WARNING oslo_config.cfg [None req-9caa8d3f-fbac-4ab4-98c8-927bd2f4837a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-09 06:46:26.754 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.9)
2026-09-09 06:46:26.771 1 INFO cinder.backup.manager [None req-6bfa5c6a-2cad-4b1b-a617-f9f5ef32d5cf - - - - - -] Cleaning up incomplete backup operations.
2026-09-09 06:46:26.954 1 INFO cinder.keymgr.migration [None req-39639c83-764f-4d92-980f-d6bb8ae24c6c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.