+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 11:52:11.892 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 11:52:12.193 1 INFO cinder.rpc [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 11:52:12.195 1 INFO cinder.rpc [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-05 11:52:12.198 1 INFO cinder.rpc [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 11:52:12.199 1 INFO cinder.rpc [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-05 11:52:12.202 1 INFO cinder.rpc [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 11:52:12.204 1 INFO cinder.rpc [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 11:52:12.283 1 WARNING oslo_config.cfg [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] 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 11:52:12.284 1 WARNING oslo_config.cfg [None req-cad2785b-fb68-4ed8-aa0a-3cb9a123dbac - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 11:52:12.293 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-05 11:52:12.318 1 INFO cinder.backup.manager [None req-f5950c6f-92f7-4141-8f3f-e4677cf89598 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 11:52:12.387 1 INFO cinder.keymgr.migration [None req-e41ce4d1-29a4-4667-983e-04c26dcde017 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.