Add virtio data plane support for qemu/kvm
Registered by
Yang Wei
QEMU 1.4 includes an experimental feature for high-performance disk I/O called virtio-blk data plane, It extends
QEMU to perform disk I/O in a dedicated thread that is optimized for I/O performance. IBM and Red Hat have published a whitepaper presenting the highest IOPS achieved to date under virtualization using virtio-blk data plane. It also is a available
as a Technology Preview in RedHat 7.0 Linux.
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