Thank you for this excellent post! Also thanks to jorangreef for his detailed comment! It's a real pleasure to read such clear and thorough posts and discussio

Thank you for this excellent post! Also thanks to jorangreef for his detailed comment! It's a real pleasure to read such clear and thorough posts and discussions. For me, the key insights are: * to `fsync` before reading, * the analogy between batching writes and a train between two stations.