+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-07 23:50:20.904 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-07 23:50:21.173 1 INFO cinder.rpc [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-07 23:50:21.175 1 INFO cinder.rpc [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-07 23:50:21.178 1 INFO cinder.rpc [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-07 23:50:21.180 1 INFO cinder.rpc [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-07 23:50:21.182 1 INFO cinder.rpc [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-07 23:50:21.185 1 INFO cinder.rpc [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-07 23:50:21.241 1 WARNING oslo_config.cfg [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] 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.
2026-05-07 23:50:21.242 1 WARNING oslo_config.cfg [None req-b73dcd45-4057-440c-97d4-04ae9500e598 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-07 23:50:21.250 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-05-07 23:50:21.275 1 INFO cinder.backup.manager [None req-d68f1349-de92-4e11-bcc0-1f2840a28893 - - - - - -] Cleaning up incomplete backup operations.
2026-05-07 23:50:21.328 1 INFO cinder.keymgr.migration [None req-72a14396-2d0b-46d0-a2c7-3c415d8d577c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.