For refernce, here are some recent reports from Graphite

Timestamp	Variable	Value
2025-01-06 23:43:01	_dev_sda1	773208
2025-01-06 23:43:01	_dev_mapper_fedora-root	93517036
2025-01-06 22:43:02	_dev_sda1	773208
2025-01-06 22:43:02	_dev_mapper_fedora-root	93517212
2025-01-06 21:43:01	_dev_sda1	773208