+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 21:30:07.685 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 21:30:07.957 1 INFO cinder.rpc [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 21:30:07.960 1 INFO cinder.rpc [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-05 21:30:07.962 1 INFO cinder.rpc [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 21:30:07.964 1 INFO cinder.rpc [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-05 21:30:07.967 1 INFO cinder.rpc [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 21:30:07.969 1 INFO cinder.rpc [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 21:30:08.028 1 WARNING oslo_config.cfg [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] 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.
2026-05-05 21:30:08.029 1 WARNING oslo_config.cfg [None req-9c7223dc-db5f-4ff9-bee5-f0fe49290d10 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 21:30:08.037 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-05 21:30:08.061 1 INFO cinder.backup.manager [None req-31b3abb5-4d5e-4f3e-87fa-88447b551785 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 21:30:08.114 1 INFO cinder.keymgr.migration [None req-8ebf5694-d62e-49a7-9d82-e32aaa1b07cd - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.