CAJ | 학술논문

虚拟块设备是虚拟化技术实际应用中关键的一环，本文分析了 Xen 平台中 PVHVM模型通用性和性能两方面的优势，结合源代码、数据追踪和实验，对虚拟块设备的各模块间的数据交互流程进行了详细的分析，比较并阐述PVHVM模式下虚拟块设备的特点。
허의괴설비시허의화기술실제응용중관건적일배，본문분석료 Xen 평태중 PVHVM모형통용성화성능량방면적우세，결합원대마、수거추종화실험，대허의괴설비적각모괴간적수거교호류정진행료상세적분석，비교병천술PVHVM모식하허의괴설비적특점。
Virtual block device is a key part of practical virtualization technology. This paper analyzes the advantages of both the versatility and performance of PVHVM model in the Xen platform. After that, the article carried out a detailed analysis of the data interaction processes between the virtual block device modules, then compared and elaborated different type of virtual block device backend--blkback's and blktap's characteristics based on the source code, data tracking and the experimental test.