Thanks for the link, Here is my qemu command line: qemu-system-x86_64 -enable-kvm -name test_server_Windows1 -S -machine pc-i440fx-trusty,accel=kvm,usb=off -cpu SandyBridge,+erms,+smep,+fsgsbase,+pdpe1gb,+rdrand,+f16c,+osxsave,+dca,+pcid,+pdcm,+xtpr,+tm2,+est,+smx,+vmx,+ds_cpl,+monitor,+dtes64,+pbe,+tm,+ht,+ss,+acpi,+ds,+vme,hv_relaxed -m 16000 -realtime mlock=off -smp 8,sockets=8,cores=1,threads=1 -uuid bdab5b38-855d-3a47-136d-42e2ca9ea86e -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/test_server_Windows1.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime -no-reboot -boot menu=off,strict=on -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/var/lib/libvirt/images/test_server_Windows1.img,if=none,id=drive-virtio-disk0,format=raw,cache=none -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -drive file=/var/lib/libvirt/images/test_server_Windows1-1.img,if=none,id=drive-virtio-disk1,format=raw,cache=none -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x7,drive=drive-virtio-disk1,id=virtio-disk1 -drive if=none,id=drive-ide0-1-0,readonly=on,format=raw -device ide-cd,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0 -netdev tap,fd=27,id=hostnet0,vhost=on,vhostfd=28 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:dd:cf:5f,bus=pci.0,addr=0x3 -netdev tap,fd=29,id=hostnet1,vhost=on,vhostfd=30 -device virtio-net-pci,netdev=hostnet1,id=net1,mac=52:54:00:85:66:fe,bus=pci.0,addr=0x6 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=serial0 -device usb-tablet,id=input0 -vnc 0.0.0.0:0,password -device VGA,id=video0,bus=pci.0,addr=0x2 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x4 the number of cores have mistake, I will change to 2 sockets, 4 cores, 1 thread tomorrow after overnight test is done. On Wed, Dec 3, 2014 at 8:14 PM, Vadim Rozenfeld <vrozenfe@xxxxxxxxxx> wrote: > On Wed, 2014-12-03 at 19:36 +0800, tlau@xxxxxxxxxxxxxxxxxx wrote: >> Oh I see, >> >> So 101 BSOD problem is well known? Can't find any document mention about 101 BSOD online. >> > > http://msdn.microsoft.com/en-us/library/windows/hardware/ff557211% > 28v=vs.85%29.aspx > >> I tried to use hv_ other options but Win7 can't boot up properly and stucked at starting Windows screen. >> > > Can you post the qemu command line? > >> Sent from my BlackBerry 10 smartphone. >> Original Message >> From: Vadim Rozenfeld >> Sent: Wednesday, 3 December, 2014 7:30 PM >> To: Thomas Lau >> Cc: Zhang Haoyu; kvm; imammedo >> Subject: Re: Windows 7 VM BSOD >> >> If you run WS2008(R2) or Win7 - always turn on relaxed timing. Otherwise >> it's just a matter of time when you hit 101 BOSD. >> Bugcheck 78 is quite rare one. What is your setup, and how easy it's >> reproducible? >> >> Best regards, >> Vadim. >> >> On Wed, 2014-12-03 at 19:13 +0800, Thomas Lau wrote: >> > "it works on your side" meaning that you had such issue but afterwards >> > it's all fixed by apply hv_relaxed ? >> > >> > On Wed, Dec 3, 2014 at 7:08 PM, Zhang Haoyu <zhanghy@xxxxxxxxxxx> wrote: >> > >> https://bugzilla.redhat.com/show_bug.cgi?id=893857 >> > >> >> > >> In fact I am doing testing now, but are we fixing one problem and >> > >> introduce other problem?! >> > >> >> > > I'm not sure about this, but it works on my side, >> > > I think BSOD(error:0x00000078) has been fixed, >> > > please show your environment. >> > > >> > > Thanks, >> > > Zhang Haoyu >> > >> On Wed, Dec 3, 2014 at 6:36 PM, Thomas Lau <tlau@xxxxxxxxxxxxxxxxxx> wrote: >> > >> > Hi, >> > >> > >> > >> > How do I know if my qemu-kvm version support this? >> > >> > >> > >> > On Wed, Dec 3, 2014 at 6:25 PM, Zhang Haoyu <zhanghy@xxxxxxxxxxx> wrote: >> > >> >>> Hi All, >> > >> >>> >> > >> >>> I am running 3.13.0-24-generic kernel on Ubuntu 14, Windows 7 VM >> > >> >>> installation was fine, but it does random reboot by itself, the error >> > >> >>> code is 0x00000101, does anyone know how to fix this? >> > >> >> Could you try hv_relaxed, like "-cpu kvm64,hv_relaxed". >> > >> >> >> > >> >> Thanks, >> > >> >> Zhang Haoyu >> > > >> > -- >> > To unsubscribe from this list: send the line "unsubscribe kvm" in >> > the body of a message to majordomo@xxxxxxxxxxxxxxx >> > More majordomo info at http://vger.kernel.org/majordomo-info.html >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe kvm" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- Thomas Lau Director of Infrastructure Tetrion Capital Limited Direct: +852-3976-8903 Mobile: +852-9323-9670 Address: 20/F, IFC 1, Central district, Hong Kong -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html