[vfio-users] Performance problem with i5 3330

overfl0w xslisx at gmail.com
Tue Sep 15 11:47:16 UTC 2015 

Hmmm...
Only thing to try is downgrade host driver and try steam beta/nonbeta on
both...

Once you enable nvfbc, it should be always on stats as encoder... never d3d
/ nvifr / libva... no matter what app/game/window...

On Tuesday, September 15, 2015, francesco dicarlo <evilsephiroth at gmail.com>
wrote:

> Done the shadowplay trick but no gain.
>
> I use for testing an htpc.running windows i5 4570 hd4600 and a macbook air
> so both i5 with intel quick sync.
>
>
>
> 2015-09-15 13:35 GMT+02:00 Sinisa Tkalec <xslisx at gmail.com
> <javascript:_e(%7B%7D,'cvml','xslisx at gmail.com');>>:
>
>> What is your client gpu?
>>
>> On 09/15/2015 01:26 PM, francesco dicarlo wrote:
>>
>> 1)host hardware encoding enabled
>> 2)gigabit network here
>> 3)Stats on host (fps counter) and client to check fps and encoding
>> already activated
>> 4)Tested with shadowplay service disabled. (Sometimes uses d3d9 other
>> nvfbc don't know why) DXVA on my htpc...
>>
>> Gotta test with previous drivers... But I think it's a matter of load...
>> Because some games start with 60 fps degrading overtime to 40 - 30 fps).
>> Host is always at 60...
>>
>>
>> 2015-09-15 13:06 GMT+02:00 Sinisa Tkalec <xslisx at gmail.com
>> <javascript:_e(%7B%7D,'cvml','xslisx at gmail.com');>>:
>>
>>> You need to toggle shadowplay on/off in geforce experience, or use
>>> nvfbc-enable.exe (no need for gfe...) from grid sdk to enable better
>>> streaming support (nvfbc instead of nvifr), and also be sure that you
>>> enabled host hardware encoding in steam options on host. 100mbps is enough
>>> for streaming, 1gbps is recommended.
>>>
>>> I think I've read somewhere on steam forums that with latest drivers and
>>> 970 hw encoding may be broken... try downgrade...
>>>
>>> You can enable stats on client steam options and bring them up with F6
>>> to see what encoder/decoder you use, you wanna see nvfbc as encoder. And
>>> decoder DXVA on windows or vaapi/vdpau on linux client.
>>>
>>>
>>> On 09/15/2015 12:22 PM, francesco dicarlo wrote:
>>>
>>> more analysis. disabled some service and I obtained steady 60 fps on the
>>> vm playing directly from the monitor attached.
>>>
>>> But there's a problem. I want to do mainly use of steam in home
>>> streaming so windows vm should be basically headless with no monitor
>>> attached.
>>>
>>> While in local monitor game runs at 60 fps, streaming to other devices
>>> gets poor performance. Steam is popping up "slow encode" so the encoding of
>>> h264 video to other devices is not enough. I hope it is not caused from
>>> removing hyperV enlightments otherwise I'm really screwed up...
>>> Maybe also network is the bottleneck... Should I trust virtio or do a
>>> passthrough for a ethernet pci card?
>>>
>>> Only thing to do/test, use an empty distro or use an i7...
>>>
>>>
>>>
>>> 2015-09-15 12:01 GMT+02:00 francesco dicarlo <evilsephiroth at gmail.com
>>> <javascript:_e(%7B%7D,'cvml','evilsephiroth at gmail.com');>>:
>>>
>>>> well, yes. My first configuration was without cpu pinning and I had
>>>> worst performance.
>>>>
>>>> I've attached a monitor on the vm to see real performance and it's
>>>> really low...I've gained some fps but far from what that card can do.
>>>>
>>>> King of fighters 13 bare metal 60fps , vm 32 fps.
>>>>
>>>> Tried right now removing cputune section from xml and stopping  nearly
>>>> all services that were running on the machine.
>>>>
>>>> With there performance, I think neither a fresh installation would be
>>>> good for performance.
>>>>
>>>>
>>>>
>>>>
>>>> 2015-09-15 11:47 GMT+02:00 Okky Hendriansyah <okky at nostratech.com
>>>> <javascript:_e(%7B%7D,'cvml','okky at nostratech.com');>>:
>>>>
>>>>> Hi Francesco,
>>>>>
>>>>> Have you tried without CPU pinning at all just like on the Proxmox box?
>>>>>
>>>>> Best regards,
>>>>> --
>>>>> *Okky Hendriansyah*
>>>>>
>>>>> On September 15, 2015 at 16:44:09, francesco dicarlo (
>>>>> evilsephiroth at gmail.com
>>>>> <javascript:_e(%7B%7D,'cvml','evilsephiroth at gmail.com');>) wrote:
>>>>>
>>>>> well, if I can't trust sensors how can I monitor temperature? from
>>>>> within windows?  It's always between 55 63 degree so I don't think it's
>>>>> throttling down.
>>>>>
>>>>> I'm currentyl tailing sensors and monitoring htop.
>>>>>
>>>>> Besides, I tried to lower stream from vm steam limiting to 720p and I
>>>>> gained some fps... So it's really a cpu problem... It's so strange because
>>>>> with proxmox I reached 60 fps for a lot of titles without pinning nothing.
>>>>> I'm starting to think that It's not enough for all processes on that
>>>>> machine.
>>>>>
>>>>>
>>>>>
>>>>> 2015-09-15 11:20 GMT+02:00 Blank Field <ihatethisfield at gmail.com
>>>>> <javascript:_e(%7B%7D,'cvml','ihatethisfield at gmail.com');>>:
>>>>>
>>>>>> Hardware sensors, i mean.
>>>>>> On Sep 15, 2015 12:20 PM, "Blank Field" <ihatethisfield at gmail.com
>>>>>> <javascript:_e(%7B%7D,'cvml','ihatethisfield at gmail.com');>> wrote:
>>>>>>
>>>>>>> Linux hardware often lie, recheck it.
>>>>>>> On Sep 15, 2015 12:19 PM, "Sinisa Tkalec" <xslisx at gmail.com
>>>>>>> <javascript:_e(%7B%7D,'cvml','xslisx at gmail.com');>> wrote:
>>>>>>>
>>>>>>>> You wanna set cpu like this:
>>>>>>>>
>>>>>>>>   <vcpu placement='static'>3</vcpu>
>>>>>>>>   <cputune>
>>>>>>>>     <vcpupin vcpu='0' cpuset='0'/>
>>>>>>>>     <vcpupin vcpu='1' cpuset='1'/>
>>>>>>>>     <vcpupin vcpu='2' cpuset='2'/>
>>>>>>>>   </cputune>
>>>>>>>>   <os>
>>>>>>>>
>>>>>>>>   <cpu mode='host-passthrough'>
>>>>>>>>     <topology sockets='1' cores='3' threads='1'/>
>>>>>>>>   </cpu>
>>>>>>>>
>>>>>>>>
>>>>>>>> On 09/15/2015 11:16 AM, francesco dicarlo wrote:
>>>>>>>>
>>>>>>>> Done with the scan. Nothing found...
>>>>>>>>
>>>>>>>> Besides running only malwarebytes anti-malware on win vm hogged
>>>>>>>> guest cpu to 70% and all 3 cores assigned to vm on the host went at 65%.
>>>>>>>>
>>>>>>>> Only scanning... For the sake of completeness, I will post my vm
>>>>>>>> xml.
>>>>>>>>
>>>>>>>>
>>>>>>>> <domain type='kvm' id='12' xmlns:qemu='
>>>>>>>> http://libvirt.org/schemas/domain/qemu/1.0'>
>>>>>>>>   <name>win8.1</name>
>>>>>>>>   <uuid>f7060f72-6428-40fe-b19e-6ced0837149e</uuid>
>>>>>>>>   <memory unit='KiB'>8388608</memory>
>>>>>>>>   <currentMemory unit='KiB'>8388608</currentMemory>
>>>>>>>>   <vcpu placement='static' cpuset='0-2'>3</vcpu>
>>>>>>>>   <resource>
>>>>>>>>     <partition>/machine</partition>
>>>>>>>>   </resource>
>>>>>>>>   <os>
>>>>>>>>     <type arch='x86_64' machine='pc-i440fx-trusty'>hvm</type>
>>>>>>>>     <loader>/usr/share/ovmf/OVMF.fd</loader>
>>>>>>>>     <bootmenu enable='yes'/>
>>>>>>>>   </os>
>>>>>>>>   <features>
>>>>>>>>     <acpi/>
>>>>>>>>     <hyperv>
>>>>>>>>       <relaxed state='off'/>
>>>>>>>>       <vapic state='off'/>
>>>>>>>>       <spinlocks state='off'/>
>>>>>>>>     </hyperv>
>>>>>>>>   </features>
>>>>>>>>   <cpu mode='custom' match='exact'>
>>>>>>>>     <model fallback='allow'>SandyBridge</model>
>>>>>>>>     <vendor>Intel</vendor>
>>>>>>>>     <topology sockets='1' cores='3' threads='1'/>
>>>>>>>>     <feature policy='require' name='vme'/>
>>>>>>>>     <feature policy='require' name='dtes64'/>
>>>>>>>>     <feature policy='require' name='vmx'/>
>>>>>>>>     <feature policy='require' name='erms'/>
>>>>>>>>     <feature policy='require' name='xtpr'/>
>>>>>>>>     <feature policy='require' name='smep'/>
>>>>>>>>     <feature policy='require' name='pcid'/>
>>>>>>>>     <feature policy='require' name='est'/>
>>>>>>>>     <feature policy='require' name='monitor'/>
>>>>>>>>     <feature policy='require' name='tm'/>
>>>>>>>>     <feature policy='require' name='acpi'/>
>>>>>>>>     <feature policy='require' name='osxsave'/>
>>>>>>>>     <feature policy='require' name='ht'/>
>>>>>>>>     <feature policy='require' name='pdcm'/>
>>>>>>>>     <feature policy='require' name='fsgsbase'/>
>>>>>>>>     <feature policy='require' name='f16c'/>
>>>>>>>>     <feature policy='require' name='ds’/>
>>>>>>>> <feature policy='require' name='tm2'/>
>>>>>>>>     <feature policy='require' name='ss'/>
>>>>>>>>     <feature policy='require' name='pbe'/>
>>>>>>>>     <feature policy='require' name='ds_cpl'/>
>>>>>>>>     <feature policy='require' name='rdrand'/>
>>>>>>>>   </cpu>
>>>>>>>>   <clock offset='localtime'>
>>>>>>>>     <timer name='hypervclock' present='no'/>
>>>>>>>>     <timer name='rtc' tickpolicy='catchup'/>
>>>>>>>>     <timer name='pit' tickpolicy='delay'/>
>>>>>>>>     <timer name='hpet' present='no'/>
>>>>>>>>   </clock>
>>>>>>>>   <on_poweroff>destroy</on_poweroff>
>>>>>>>>   <on_reboot>restart</on_reboot>
>>>>>>>>   <on_crash>restart</on_crash>
>>>>>>>>   <pm>
>>>>>>>>     <suspend-to-mem enabled='no'/>
>>>>>>>>     <suspend-to-disk enabled='no'/>
>>>>>>>>   </pm>
>>>>>>>> <devices>
>>>>>>>>     <emulator>/usr/bin/qemu-system-x86_64</emulator>
>>>>>>>>     <disk type='file' device='disk'>
>>>>>>>>       <driver name='qemu' type='raw' cache='none' io='native'/>
>>>>>>>>       <source file='/home/repo/vmdisk/win8vmgame.img'/>
>>>>>>>>       <backingStore/>
>>>>>>>>       <target dev='vda' bus='virtio'/>
>>>>>>>>       <boot order='1'/>
>>>>>>>>       <alias name='virtio-disk0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x05'
>>>>>>>> function='0x0'/>
>>>>>>>>     </disk>
>>>>>>>>     <controller type='usb' index='0' model='ich9-ehci1'>
>>>>>>>>       <alias name='usb0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x04'
>>>>>>>> function='0x7'/>
>>>>>>>>     </controller>
>>>>>>>>     <controller type='usb' index='0' model='ich9-uhci1'>
>>>>>>>>       <alias name='usb0'/>
>>>>>>>>       <master startport='0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x04'
>>>>>>>> function='0x0' multifunction='on'/>
>>>>>>>>     </controller>
>>>>>>>>     <controller type='usb' index='0' model='ich9-uhci2'>
>>>>>>>>       <alias name='usb0'/>
>>>>>>>>       <master startport='2'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x04'
>>>>>>>> function='0x1'/>
>>>>>>>>     </controller>
>>>>>>>> <controller type='usb' index='0' model='ich9-uhci3'>
>>>>>>>>       <alias name='usb0'/>
>>>>>>>>       <master startport='4'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x04'
>>>>>>>> function='0x2'/>
>>>>>>>>     </controller>
>>>>>>>>     <controller type='pci' index='0' model='pci-root'>
>>>>>>>>       <alias name='pci.0'/>
>>>>>>>>     </controller>
>>>>>>>>     <controller type='ide' index='0'>
>>>>>>>>       <alias name='ide0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x01'
>>>>>>>> function='0x1'/>
>>>>>>>>     </controller>
>>>>>>>>     <interface type='bridge'>
>>>>>>>>       <mac address='52:54:00:db:d1:3e'/>
>>>>>>>>       <source bridge='br0'/>
>>>>>>>>       <target dev='vnet0'/>
>>>>>>>>       <model type='virtio'/>
>>>>>>>>       <alias name='net0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x03'
>>>>>>>> function='0x0'/>
>>>>>>>>     </interface>
>>>>>>>> <serial type='pty'>
>>>>>>>>       <source path='/dev/pts/5'/>
>>>>>>>>       <target port='0'/>
>>>>>>>>       <alias name='serial0'/>
>>>>>>>>     </serial>
>>>>>>>> <console type='pty' tty='/dev/pts/5'>
>>>>>>>>       <source path='/dev/pts/5'/>
>>>>>>>>       <target type='serial' port='0'/>
>>>>>>>>       <alias name='serial0'/>
>>>>>>>>     </console>
>>>>>>>>     <hostdev mode='subsystem' type='pci' managed='yes'>
>>>>>>>>       <driver name='vfio'/>
>>>>>>>>       <source>
>>>>>>>>         <address domain='0x0000' bus='0x01' slot='0x00'
>>>>>>>> function='0x0'/>
>>>>>>>>       </source>
>>>>>>>>       <alias name='hostdev0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x06'
>>>>>>>> function='0x0'/>
>>>>>>>>     </hostdev>
>>>>>>>>     <hostdev mode='subsystem' type='pci' managed='yes'>
>>>>>>>>       <driver name='vfio'/>
>>>>>>>>       <source>
>>>>>>>>         <address domain='0x0000' bus='0x01' slot='0x00'
>>>>>>>> function='0x1'/>
>>>>>>>>       </source>
>>>>>>>>       <alias name='hostdev1'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x07'
>>>>>>>> function='0x0'/>
>>>>>>>>     </hostdev>
>>>>>>>>     <memballoon model='virtio'>
>>>>>>>>       <alias name='balloon0'/>
>>>>>>>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x02'
>>>>>>>> function='0x0'/>
>>>>>>>>     </memballoon>
>>>>>>>>   </devices>
>>>>>>>>   <qemu:commandline>
>>>>>>>>     <qemu:arg value='-cpu'/>
>>>>>>>>     <qemu:arg value='host,kvm=off'/>
>>>>>>>>     <qemu:arg value='-vga'/>
>>>>>>>>     <qemu:arg value='none'/>
>>>>>>>>   </qemu:commandline>
>>>>>>>> </domain>
>>>>>>>>
>>>>>>>> 2015-09-15 11:04 GMT+02:00 francesco dicarlo <
>>>>>>>> evilsephiroth at gmail.com
>>>>>>>> <javascript:_e(%7B%7D,'cvml','evilsephiroth at gmail.com');>>:
>>>>>>>>
>>>>>>>>> hmm a pretty new installation with only installed nvidia drivers
>>>>>>>>> and steam ? it's an image from a reliable source. just checking with
>>>>>>>>> malwarebytes tool.
>>>>>>>>>
>>>>>>>>> I inspected the task manager but nothing came up
>>>>>>>>>
>>>>>>>>> 2015-09-15 10:58 GMT+02:00 BugMaze <bugmaze at networkbreak.net
>>>>>>>>> <javascript:_e(%7B%7D,'cvml','bugmaze at networkbreak.net');>>:
>>>>>>>>>
>>>>>>>>>> Then check your Windows for malware. Most of them are bitcoin
>>>>>>>>>> mining proccess that hog the CPU in the background.
>>>>>>>>>> ‏
>>>>>>>>>>
>>>>>>>>>> ----‏ francesco dicarlo كتب ----
>>>>>>>>>>
>>>>>>>>>> 60 degree under gaming. pretty normal for that shitty intel
>>>>>>>>>> cooler... I use sensors from ubuntu repository.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> 2015-09-15 10:45 GMT+02:00 BugMaze <bugmaze at networkbreak.net
>>>>>>>>>> <javascript:_e(%7B%7D,'cvml','bugmaze at networkbreak.net');>>:
>>>>>>>>>>
>>>>>>>>>>> Just a wild guess: Maybe your CPU is throttling, do you monitor
>>>>>>>>>>> your CPU's temps?  I used to have a similar experience to yours, reseating
>>>>>>>>>>> the cooler with new thermal compound was the magic solution.
>>>>>>>>>>> ‏
>>>>>>>>>>>
>>>>>>>>>>> ----‏ francesco dicarlo كتب ----
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Hi to all, this is my current hardware:
>>>>>>>>>>>
>>>>>>>>>>> Cpu: I5 3330
>>>>>>>>>>> Ram: 12GB DDR3
>>>>>>>>>>> HD: 3 x 4TB(NAS) + 1x120GB (Ubuntu 14.04)
>>>>>>>>>>> GPU:Nvidia gtx 970 directCu mini
>>>>>>>>>>> DVB-S :Dvb-Sky S952 pci express
>>>>>>>>>>>
>>>>>>>>>>> I'm currently using my host for these operations:
>>>>>>>>>>> -Rtorrent + filebot + irssi + Rutorrent
>>>>>>>>>>> - Kodi 14 Client
>>>>>>>>>>> - Vdr Server
>>>>>>>>>>> - Mysql server for Kodi central repository
>>>>>>>>>>> - NFS server for exposing my nas drives
>>>>>>>>>>> - Some cron jobs to update kodi repository
>>>>>>>>>>>
>>>>>>>>>>> Usually, cpu usage stays 10 - 15% also with kodi reproducing
>>>>>>>>>>> media with ram almost free (890MB on 12GB)
>>>>>>>>>>>
>>>>>>>>>>> I've got a windows 8.1 OVMF virtual machine. No problem with 970
>>>>>>>>>>> passthrough.
>>>>>>>>>>> Removed hyperV enlightenments,kvm=off with latest nvidia drivers.
>>>>>>>>>>>
>>>>>>>>>>> Assigned 3vcpus pinning 0-2 with virt-manager ui.
>>>>>>>>>>> Assigned a raw image of 100GB for testing. Virtio for disk and
>>>>>>>>>>> network.
>>>>>>>>>>> There's a bridge br0 on the host machine to provide connectivity.
>>>>>>>>>>> Using huge pages also.
>>>>>>>>>>> Latest ovmf from git.
>>>>>>>>>>>
>>>>>>>>>>> I use it as a steam streaming server by using only wired
>>>>>>>>>>> ethernet gigabit.
>>>>>>>>>>>
>>>>>>>>>>> My problem is only performance.
>>>>>>>>>>>
>>>>>>>>>>> When I fire up a game,qemu process use 90% of 3 cpus and I have
>>>>>>>>>>> framerate by 15 20 fps while gaming on bare metal goes always at 60fps.
>>>>>>>>>>> Tried with various games(Borderlands,KOF 13, Child of Light). Client is at
>>>>>>>>>>> 90% cpu.
>>>>>>>>>>>
>>>>>>>>>>> I used in the past proxmox for my kvm needs with a i5 3470 and
>>>>>>>>>>> performance was much more(60 fps) that with kvm-qemu on my current distro.
>>>>>>>>>>> I can't think that there's so much difference between i5 3330
>>>>>>>>>>> and i5 3470.
>>>>>>>>>>>
>>>>>>>>>>> Is there something I'm missing? I'm willing to post
>>>>>>>>>>> configuration or any other file that you need to do an analysis.
>>>>>>>>>>>
>>>>>>>>>>> The last thing that I'm going to do is to use a empty
>>>>>>>>>>> installation of Ubuntu with nothing installed aside kvm packages to see
>>>>>>>>>>> performance...
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
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>>>>>>>>
>>>>>>>>
>>>>>>>>
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>>>>>>>>
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>>>>>>
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