Re: [Qemu-devel] Infinite IRQ injection when trying windows 10

2016-10-20 Thread Dr. David Alan Gilbert
* //-//ani Nemati (hani.nem...@gmail.com) wrote: > /usr/bin/qemu-system-x86_64 -name win10 -S -machine > pc-i440fx-2.6,accel=kvm,usb=off -cpu Haswell -m 2048 -realtime mlock=off > -smp 2,sockets=2,cores=1,threads=1 -uuid > 9b3b910d-f3d1-494e-9471-943fc511d994 -no-user-config -nodefaults -chardev >

Re: [Qemu-devel] Infinite IRQ injection when trying windows 10

2016-10-19 Thread //-//ani Nemati
/usr/bin/qemu-system-x86_64 -name win10 -S -machine pc-i440fx-2.6,accel=kvm,usb=off -cpu Haswell -m 2048 -realtime mlock=off -smp 2,sockets=2,cores=1,threads=1 -uuid 9b3b910d-f3d1-494e-9471-943fc511d994 -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/win10.moni

Re: [Qemu-devel] Infinite IRQ injection when trying windows 10

2016-10-19 Thread Dr. David Alan Gilbert
* //-//ani Nemati (hani.nem...@gmail.com) wrote: > Hi, > > Recently I was trying windows 10 on top of Qemu-KVM and I saw 4% of CPU is > being used all the time even when the windows VM is idle. I tested it for > nested VM (Linux(L0)->Linux(L1)->windows(L2)) and I saw CPU usage increased > upto 4

[Qemu-devel] Infinite IRQ injection when trying windows 10

2016-10-19 Thread //-//ani Nemati
Hi, Recently I was trying windows 10 on top of Qemu-KVM and I saw 4% of CPU is being used all the time even when the windows VM is idle. I tested it for nested VM (Linux(L0)->Linux(L1)->windows(L2)) and I saw CPU usage increased upto 45%. I traced my host and I saw there is an infinite interrupt