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🦜 Blogging about open source virtualization

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Blogging about open source virtualization -

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KVM on Z: virtio-blk scalability improvements

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…