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Explore the unified hardware and software offload for virtio-blk in this informative conference talk. Dive into the goals and benefits of vdpa-blk, understand the virtio-blk request path, and learn about vhost acceleration. Examine vhost-bik vsio_uring passthrough and discover the intricacies of virtio Data Path Acceleration (VDPA). Gain insights into VDPA block devices, VDPA block software device, and QEMU auto-switching between fast and slow paths. Understand the runtime switching process and its implications for system performance.
