+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-16 13:28:36.224 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-16 13:28:36.532 1 INFO cinder.rpc [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-16 13:28:36.535 1 INFO cinder.rpc [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-16 13:28:36.537 1 INFO cinder.rpc [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-16 13:28:36.539 1 INFO cinder.rpc [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-16 13:28:36.543 1 INFO cinder.rpc [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-16 13:28:36.546 1 INFO cinder.rpc [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-16 13:28:36.618 1 WARNING oslo_config.cfg [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] 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.
2026-04-16 13:28:36.620 1 WARNING oslo_config.cfg [None req-13973433-be76-496d-8b99-aad882aa2012 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-16 13:28:36.630 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-16 13:28:36.656 1 INFO cinder.backup.manager [None req-57d715ae-b7b4-4ce2-b245-a7d5f00c896d - - - - - -] Cleaning up incomplete backup operations.
2026-04-16 13:28:36.724 1 INFO cinder.keymgr.migration [None req-f874368a-a4cb-4ac5-8a4e-dbdc28b892eb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.