+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-10 22:54:42.097 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-10 22:54:42.377 1 INFO cinder.rpc [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-10 22:54:42.379 1 INFO cinder.rpc [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-10 22:54:42.381 1 INFO cinder.rpc [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-10 22:54:42.383 1 INFO cinder.rpc [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-10 22:54:42.385 1 INFO cinder.rpc [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-10 22:54:42.388 1 INFO cinder.rpc [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-10 22:54:42.447 1 WARNING oslo_config.cfg [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] 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.
2026-08-10 22:54:42.448 1 WARNING oslo_config.cfg [None req-8f3ff37c-248a-4bfa-bdce-1f0fa4ddb2c2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-10 22:54:42.458 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-10 22:54:42.482 1 INFO cinder.backup.manager [None req-b5aedc4f-c683-4e20-943a-74ea7c836915 - - - - - -] Cleaning up incomplete backup operations.
2026-08-10 22:54:42.538 1 INFO cinder.keymgr.migration [None req-38597fd4-7b2d-463f-b2ec-5afa9cfabaaa - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.