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[Bug 1886602] Re: Windows 10 very slow with OVMF
From: |
Alex Austin |
Subject: |
[Bug 1886602] Re: Windows 10 very slow with OVMF |
Date: |
Tue, 07 Jul 2020 02:30:35 -0000 |
# dmidecode 3.2
Getting SMBIOS data from sysfs.
SMBIOS 3.0.0 present.
Table at 0x9A694000.
...
Handle 0x000A, DMI type 4, 48 bytes
Processor Information
Socket Designation: U3E1
Type: Central Processor
Family: Core i7
...
Core Count: 2
Core Enabled: 2
Thread Count: 4
Characteristics:
64-bit capable
Multi-Core
Hardware Thread
Execute Protection
Enhanced Virtualization
Power/Performance Control
Handle 0x000B, DMI type 0, 24 bytes
BIOS Information
Vendor: LENOVO
Version: N1QET88W (1.63 )
Release Date: 04/22/2020
Address: 0xE0000
Runtime Size: 128 kB
ROM Size: 16 MB
Characteristics:
PCI is supported
PNP is supported
BIOS is upgradeable
BIOS shadowing is allowed
Boot from CD is supported
Selectable boot is supported
EDD is supported
3.5"/720 kB floppy services are supported (int 13h)
Print screen service is supported (int 5h)
8042 keyboard services are supported (int 9h)
Serial services are supported (int 14h)
Printer services are supported (int 17h)
CGA/mono video services are supported (int 10h)
ACPI is supported
USB legacy is supported
BIOS boot specification is supported
Targeted content distribution is supported
UEFI is supported
BIOS Revision: 1.63
Firmware Revision: 1.35
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https://bugs.launchpad.net/bugs/1886602
Title:
Windows 10 very slow with OVMF
Status in QEMU:
New
Bug description:
Debian Buster
Kernel 4.19.0-9-amd64
qemu-kvm 1:3.1+dfsg-8+deb10u5
ovmf 0~20181115.85588389-3+deb10u1
Machine: Thinkpad T470, i7-7500u, 20GB RAM
VM: 4 CPUs, 8GB RAM, Broadwell-noTSX CPU Model
Windows 10, under this VM, seems to be exceedingly slow with all
operations. This is a clean install with very few services running.
Task Manager can take 30% CPU looking at an idle system.
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