performance: 0.993
device: 0.887
graphic: 0.817
semantic: 0.793
other: 0.690
boot: 0.391
files: 0.356
network: 0.277
PID: 0.219
vnc: 0.206
debug: 0.127
socket: 0.056
permissions: 0.030
KVM: 0.001

Slow QEMU I/O on macOS host
Description of problem:
QEMU on macOS host gives very low I/O speed. Tested with fio tool, compared to linux host
Tested on QEMU v6.1.0, and the recent master