+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-10 18:33:13.971 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-10 18:33:14.268 1 INFO cinder.rpc [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-10 18:33:14.270 1 INFO cinder.rpc [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-10 18:33:14.273 1 INFO cinder.rpc [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-10 18:33:14.275 1 INFO cinder.rpc [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-10 18:33:14.278 1 INFO cinder.rpc [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-10 18:33:14.281 1 INFO cinder.rpc [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-10 18:33:14.352 1 WARNING oslo_config.cfg [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] 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.
2026-03-10 18:33:14.353 1 WARNING oslo_config.cfg [None req-f8e15ee8-86ee-49a7-8f95-45e68cc5659c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-10 18:33:14.362 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-10 18:33:14.387 1 INFO cinder.backup.manager [None req-35c4c95a-4f8a-48f0-92a9-71fcda499204 - - - - - -] Cleaning up incomplete backup operations.
2026-03-10 18:33:14.456 1 INFO cinder.keymgr.migration [None req-473dfdfe-cfc4-4c10-ae29-d665d4d5f375 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.