+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-14 23:40:19.667 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-14 23:40:19.888 1 INFO cinder.rpc [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-14 23:40:19.891 1 INFO cinder.rpc [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-08-14 23:40:19.894 1 INFO cinder.rpc [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-14 23:40:19.896 1 INFO cinder.rpc [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-14 23:40:19.900 1 INFO cinder.rpc [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-14 23:40:19.903 1 INFO cinder.rpc [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-14 23:40:19.966 1 WARNING oslo_config.cfg [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] 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.
2026-08-14 23:40:19.967 1 WARNING oslo_config.cfg [None req-92289848-4a58-4e74-a126-50b320d5befb - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-14 23:40:19.980 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-08-14 23:40:19.999 1 INFO cinder.backup.manager [None req-e2eed129-3308-4640-9663-df56fc775dc9 - - - - - -] Cleaning up incomplete backup operations.
2026-08-14 23:40:20.124 1 INFO cinder.keymgr.migration [None req-54ea6fd8-944b-45ef-8ec0-d200243d29d0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.