KVM on Z: virtio-blk scalability improvements
https://kvmonz.blogspot.com/2024/06/virtio-blk-scalability-improvements.html
Published: June 18, 2024 13:39
QEMU 9.0 and libvirt 10.0 introduced an important improvement for disk (virtio-blk) scalability. Until now, a virtio-blk device could use one iothread in the host (or the QEMU main thread).For a while it was already possible to specify multiple virtio…