+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-15 04:23:53.875 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-15 04:23:54.150 1 INFO cinder.rpc [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-15 04:23:54.153 1 INFO cinder.rpc [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-15 04:23:54.155 1 INFO cinder.rpc [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-15 04:23:54.158 1 INFO cinder.rpc [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-15 04:23:54.160 1 INFO cinder.rpc [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-15 04:23:54.163 1 INFO cinder.rpc [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-15 04:23:54.231 1 WARNING oslo_config.cfg [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] 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.
2026-04-15 04:23:54.232 1 WARNING oslo_config.cfg [None req-a47ace8c-d503-4a62-a740-4c9bf73d161e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-15 04:23:54.242 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-15 04:23:54.266 1 INFO cinder.backup.manager [None req-5f710d28-0850-4b36-a75e-da7f7358fa45 - - - - - -] Cleaning up incomplete backup operations.
2026-04-15 04:23:54.326 1 INFO cinder.keymgr.migration [None req-e0c74c76-4fc5-4adb-9a72-64a641b5eebe - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.