HD-IOV: SW-HW Co-designed I/O Virtualization with Scalability and Flexibility for Hyper-Density Cloud. - Zongpu Zhang; Jiangtao Chen; Banghao Ying; Yahui Cao; Lingyu Liu; Jian Li 021; Xin Zeng; Junyuan Wang; Weigang Li 002; Haibing Guan (EuroSys, 2024)