+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-17 19:53:32.341 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-17 19:53:32.603 1 INFO cinder.rpc [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-17 19:53:32.606 1 INFO cinder.rpc [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-17 19:53:32.608 1 INFO cinder.rpc [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-17 19:53:32.610 1 INFO cinder.rpc [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-17 19:53:32.612 1 INFO cinder.rpc [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-17 19:53:32.614 1 INFO cinder.rpc [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-17 19:53:32.674 1 WARNING oslo_config.cfg [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] 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.
2026-09-17 19:53:32.675 1 WARNING oslo_config.cfg [None req-51668d37-1836-481a-b62e-6f77635cf20b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-17 19:53:32.682 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-17 19:53:32.706 1 INFO cinder.backup.manager [None req-31c99cd0-dd2f-45a6-96ad-c124c40d76bb - - - - - -] Cleaning up incomplete backup operations.
2026-09-17 19:53:32.749 1 INFO cinder.keymgr.migration [None req-896098e3-7d23-40b7-af44-b3d4da2174e4 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.