Optimizing Distributed Tiered Data Storage Systems with DITIS. - Sotiris Vasileiadis; Matthew Paraskeva; George Savva; Andreas Efstathiou; Edson Ramiro Lucas Filho; Jianqiang Shen; Lun Yang; Ke-Bo Fu; Herodotos Herodotou (Proc. VLDB Endow., 2024)