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id = 1820
title = "whpx is slower than tcg"
state = "closed"
created_at = "2023-08-08T13:09:32.043Z"
closed_at = "2023-09-30T19:01:20.970Z"
labels = ["accel: WHPX", "hostos: Windows"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/1820"
host-os = "Windows 10"
host-arch = "x86_64 (64 bit)"
qemu-version = "8.0.3"
guest-os = "Windows Xp"
guest-arch = "i686 (32bit)"
description = """I find whpx much slower than tcg, which is rather odd."""
reproduce = """1. Enable Hyper-V
2. run qemu with **-accel whpx,kernel-irqchip=off**"""
additional = """my cpu: intel i7 6500u
memory: 8go
my gpu: intel graphics 520 hd"""
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