Binyu Zang

EPTI: efficient defence against meltdown attack for unpatched VMs

2018 · USENIX Annual Technical Conference

The Meltdown vulnerability, which exploits the inherent out-of-order execution in common processors like x86, ARM and PowerPC, has shown to break the fundamental isolation boundary between user and kernel space. This has stimulated a non-trivial …

CPS: A Cooperative Para-virtualized Scheduling Framework for Manycore Machines

2023

Today's cloud platforms offer large virtual machine (VM) instances with multiple virtual CPUs (vCPU) on manycore machines. These machines typically have a deep memory hierarchy to enhance communication between cores. Although previous researches have primarily …