ORBITFLOW: SLO-Aware Long-Context LLM Serving with Fine-Grained KV Cache Reconfiguration. - Xinyue Ma; Heelim Hong; Taegeon Um; Jongseop Lee; Seoyeong Choy; Woo-Yeon Lee; Myeongjae Jeon (Proc. VLDB Endow., 2026)