[vfio-users] Performance problem with i5 3330
Sinisa Tkalec
xslisx at gmail.com
Tue Sep 15 11:35:55 UTC 2015
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
> <mailto: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 <mailto: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 <mailto: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
>> <mailto: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
>>> <mailto:ihatethisfield at gmail.com>>:
>>>
>>> Hardware sensors, i mean.
>>>
>>> On Sep 15, 2015 12:20 PM, "Blank Field"
>>> <ihatethisfield at gmail.com
>>> <mailto:ihatethisfield at gmail.com>> wrote:
>>>
>>> Linux hardware often lie, recheck it.
>>>
>>> On Sep 15, 2015 12:19 PM, "Sinisa Tkalec"
>>> <xslisx at gmail.com <mailto: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
>>>> <mailto: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
>>>> <mailto: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
>>>> <mailto: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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