I have:
coreboot v4.5
asus kgpe-d16
opteron 6274 (around 30C at load with fans nearly off, not overheated at
all)
geforce gtx 780
More than enough juice to play games at high settings, however I can
barely play even older ones at low, even watching a movie results in
massive cpu usage on the
On 02/09/2017 07:23 PM, Alex Williamson wrote:
On Thu, Feb 9, 2017 at 5:09 PM, David Reed wrote:
I've successfully been able to get two VMs setup with GPU/USB pass-through
and individually they both work, but I can't run both of them at the same
time. Virt-manager will complain that the othe
Has anyone tried this? does it work? I heard that you need to modify the
BIOS (Thus seabios) to provide license keys or something like that or
the drivers will refuse to enable it.
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still require some level of support within the mainboard
chipset.
Regards,
Friedrich
[1] http://support.amd.com/en-us/kb-articles/Pages/Crossfire-Chart.aspx
On 02/11/2017 05:33 PM, taii...@gmx.com wrote:
Has anyone tried this? does it work? I heard that you need to modify
the BIOS (Thus seabio
Sometimes when trying to start a VM with a graphics card (nvidia of
course) I receive these errors in dmesg and then I must restart the
entire system to be able to assign that card again as it gets stuck in
S3 mode.
I would like to know exactly how I can hard reset the card so that it
can be us
et the graphics card (GTX 580). I believe there is a
way to do it directly on the card, but I never got around to setting
it up.
On 02/13/2017 01:45 PM, taii...@gmx.com wrote:
Sometimes when trying to start a VM with a graphics card (nvidia of
course) I receive these errors in dmesg and then I
On 02/22/2017 09:32 PM, Brandon Ganem wrote:
I just got disconnected from a CS match and redirected to this site:
https://support.steampowered.com/kb_article.php?ref=2117-ILZV-2837
Anyone else experience anything similar lately?
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Did you try the hyperV clock? it could be a timer issue.
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:
Looks like I've got the opposite of all of that enabled, probably was for
code 43 issues. I'll update to recommended hyper-v settings and see.
On Sun, Feb 26, 2017 at 9:12 PM, taii...@gmx.com wrote:
Did you try the hyperV clock? it could be a t
:
So far i'm in a game, but it typically takes anywhere from 30 minutes to an
hour to get VAC'd based on the last 3 attempts.
On Sun, Feb 26, 2017 at 9:34 PM, taii...@gmx.com wrote:
You need to use a newer version of libvirt that has the vendor tag
workaround
nem
wrote:
I'll give it a go again if I get kicked after these changes. Thanks
for your help!
On Sun, Feb 26, 2017 at 9:41 PM, taii...@gmx.com
wrote:
Damn, like I said you should submit a support ticket with valve.
I am sure there is a way, no matter how hard the web 2.0 companies
try to make
I am looking for a reasonably priced HBA that plays nice when it is
attached to a VM.
It would be even better if it has SR-IOV so that different drives can be
attached to different VM's. AFIAK there is an LSI chipset that does this
(I think 3008) but I am not sure and there isn't really any in
, at 17:26, Brandon Ganem wrote:
I've emailed and attempted to submit tickets. Asking valve is a heck
of a
lot easier said than done.
On Mon, Feb 27, 2017 at 8:22 PM, taii...@gmx.com
wrote:
You guys really should ask valve :<
Something worth doing for better latency is an IOMMU att
I imagine most of the virtualization issues are not a hardware problem
but an implementation problem where the board vendors don't want desktop
boards to cut in to server/workstation board marketshare, I presume they
could be fixed with a coreboot open source init port. (not the closed
source v
On 03/09/2017 12:30 AM, Nick Sarnie wrote:
Hi all,
My Ryzen stuff finally arrived, so I can help get GPU Passthrough working.
My CPU is the 1800X and my motherboard is the Asus Prime X370-Pro.
I'm on kernel 4.10.1.
The IOMMU groups are indeed bad:
https://paste.pound-python.org/show/LGsNqdfIO3
On 02/15/2017 08:30 PM, Alex Williamson wrote:
On Wed, Feb 15, 2017 at 5:53 PM,taii...@gmx.comwrote:
This is for a server, so that isn't useful.
I can't understand why the maintainers of vfio don't do a hard reset if
FLR doesn't work.
You have a graphics card that s
On 03/13/2017 05:32 PM, Jiri Novak wrote:
Hi,
first of all, the GPU proved to be faulty so I had to return it (PC even
stopped POSTing when it was in). getting RX 480 tomorrow to have less
hassle. Comments inline
Good choice, nvidia intentionally makes it harder to pass through their
non quadr
On 03/13/2017 07:18 PM, Dan Alec wrote:
Well, I have successfully passed Asus GTX 1060 3G and had no much problem
Btw, thanks Alex for sharing tips @ https://vfio.blogspot.com
Here it is the parameters I've been using
https://github.com/danalec/kvm/blob/master/run
I'd appreciate any hints or
I have enabled MSI through the windows registry tweak but I am wondering
if I can bump that up to MSI-X somehow.
I ask here and not on a windows forum because I have no idea if the card
supports this natively (and I have no bare metal windows machines to
test it on)
- Thanks
___
Intel's stuff is really iffy about ACS unless you buy one of the
overpriced two thousand dollar processors, they use it for artificial
market segmentation so that they can say the desktop processors and the
E3 etc doesn't "support" sr-iov etc.
If you want to do this without spending lots of mo
On 04/02/2017 01:43 AM, Joshua Lee wrote:
What do you mean by "iffy"? My $200 x99 board has seperate IOMMU groups
per-device, and a i7 5820k/6800k or, if you want it cheaper, an E5-1620v3
or 1620v4, can do ACS and sane IOMMU groups with it for under $600 also,
without needing to get a used proces
Do VM's receive IOMMU protection or is that only for the VMM? to prevent
unauthorized peer>peer DMA and of course device>host DMA.
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On 04/25/2017 02:01 PM, Wojciech B wrote:
Thank you gentlemen. I'll take a look on the ACS patch but I don't know if
I can handle this. Otherwise there is a changing-port solution but I'm not
sure if my case's I/O cables (USB 3.0 especially) will let me do this
because it is stuck in the bottom
You can also get a PCI-e expander from companies such as Cyclone
Microsystems if you want more slots.
On 04/30/2017 10:51 PM, Nick S wrote:
I know there is a project for Intel graphics. Anybody knows whether we have
any support for the new GPU virtualization tech from either NVidia of AMD?
I k
On 02/15/2017 08:30 PM, Alex Williamson wrote:
On Wed, Feb 15, 2017 at 5:53 PM,taii...@gmx.comwrote:
This is for a server, so that isn't useful.
I can't understand why the maintainers of vfio don't do a hard reset if
FLR doesn't work.
You have a graphics card that s
error: internal error: Process exited prior to exec: libvirt: error :
internal error: Invalid device :09:00.1 iommu_group file
/sys/bus/pci/devices/:09:00.1/iommu_group is not a symlink
(intel 82576 quad port nic, assigning itself works fine)
I am trying to get sr-iov working on a pla
On 07/05/2017 02:11 PM, Alex Williamson wrote:
On Wed, 5 Jul 2017 02:33:52 -0400
"taii...@gmx.com" wrote:
error: internal error: Process exited prior to exec: libvirt: error :
internal error: Invalid device :09:00.1 iommu_group file
/sys/bus/pci/devices/:09:00.1/iommu_grou
Thanks again for your assistance.
According to the AMD SR5690 Northbridge documentation ARI is supported
on the chipset (but as you said not implemented in firmware) do you know
of any firmware that implements it?
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As alex said the only way to do this is to put the card in a slot that
supports ACS (the PCH slots)
Looking at the boards block diagram will help you do this.
No ACS = No SR-IOV.
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Install msi afterburner and tell me what you see for the fan speed and
temp readings.
On 07/22/2017 07:40 AM, Ivan Volosyuk wrote:
I was using KVM/QEMU vga-passthrough successfully for some time now and
haven't seen much issues with my configuration.Yesterday, I
installed PLAYERUNKNOWN'S BATTL
On 07/24/2017 03:35 AM, Torbjorn Jansson wrote:
Hello.
i'm considering upgrading my linux box that i use for virtualization
(i5-3470, Z77 mb).
at the moment i have a successfully working setup where i pass thru a
gtx970 to a windows vm.
i also have an aging 4 port network card, see below:
--
I want to add physical serial ports to a VM but I can't find any FLR
supporting serial cards (I have looked at spec sheets for the chips no luck)
Ideally there would be a multi port card (say 4 or so) where every port
can be separately assigned.
Anyone have any info? - Thanks
___
On 08/14/2017 12:28 AM, Torbjorn Jansson wrote:
yes i noticed that part was missing, but the card i have is an I350-T2
and according to:
https://www.intel.com/content/www/us/en/support/network-and-i-o/ethernet-products/05722.html
the I350-T2 is supposed to have sr-iov support.
i guess it
On 08/14/2017 12:35 PM, Berillions wrote:
I would like to bind my onboard sound card only when the VM is started but
when i launch the command for the IOMMU group, i have these result :
https://pastebin.com/WdfVsqj5
How to know if the others device in the same group are used or not ?
Thanks,
M
On 08/14/2017 11:16 PM, Alex Williamson wrote:
On Mon, Aug 14, 2017 at 9:07 PM, taii...@gmx.com wrote:
I am not sure but I think there are no pci-e audio cards that support
IOMMU AFAIK.
False, especially for device assignment, the drivers in the guest and the
guest itself is completely
On 08/15/2017 02:12 AM, Torbjorn Jansson wrote:
On 2017-08-15 02:44, taii...@gmx.com wrote:
On 08/14/2017 12:28 AM, Torbjorn Jansson wrote:
yes i noticed that part was missing, but the card i have is an
I350-T2 and according to:
https://www.intel.com/content/www/us/en/support/network-and-i-o
On 08/14/2017 11:47 PM, Alex Williamson wrote:
On Mon, Aug 14, 2017 at 9:34 PM, Brett Peckinpaugh
wrote:
Name one, I have looked. Everyone I saw was an old pci e version.
What makes the onboard audio device special vs a plugin pci-e board? What
makes the graphics card audio special vs a pc
FYI there is an intel confidential internal tool called "EEUpdate" as
long as you can find a "normal" EEPROM image with the features you want
then you can flash it to your card.
You can find an EFI version of the tool on IBM's support website, I
suppose this could be a way to "fix" the cheaply
Is it possible to qwerk these features on a chipset that physically
supports them but lacks the enable bit in the firmware?
I recall there is a linux command "setpci" that let you mess with the
configuration space but I have no idea how to use it.
_
On 08/22/2017 08:04 PM, Laszlo Ersek wrote:
On 08/23/17 01:34, Patrick O'Callaghan wrote:
On Tue, 2017-08-22 at 19:04 -0400, taii...@gmx.com wrote:
Is it possible to qwerk these features on a chipset that physically
supports them but lacks the enable bit in the firmware?
I recall there
On 08/16/2017 08:29 AM, Hristo Iliev wrote:
Works with iommu=pt, though I believe it also worked without it (I'm not
really sure why I added the iommu parameter). I still haven't tried
passing
the Xonar to the VM. The two devices appear to be grouped together
with the
PCH PCI bridge. I'll try
Another option that would provide the best performance is attaching the
drive to a SR-IOV capable HBA's VF and then using VFIO to attach the VF
to your VM.
The LSI SAS 2308 series is the most affordable choice for this at around
$50-70 for an 8 internal port adapter (which can support up to 25
On 10/22/2017 05:02 AM, Bronek Kozicki wrote:
Note: only SAS drives should be used with expanders. SATA drivers are
unlikely to work well with expanders. For those, this card counts as "8
drives only". Which is IMO still good.
Not true, there is a thread on the hard forum where literally hundre
On 10/22/2017 06:57 AM, Torbjorn Jansson wrote:
On 2017-10-22 02:18, taii...@gmx.com wrote:
Another option that would provide the best performance is attaching
the drive to a SR-IOV capable HBA's VF and then using VFIO to attach
the VF to your VM.
The LSI SAS 2308 series is the
On 11/19/2017 07:34 AM, Zycorax Tokoroa wrote:
The issue that might have been referred to is a now (in linux 4.12 or
4.13) fixed bug that appeared on Ryzen while using KVM and vfio.
Enabling or disabling nested paging in the KVM module lead to a
deteriorated performance of either the GPU or the
I advise passing through a usb controller and attaching a mouse to that
controller, it is what I use as my mobo has two USB controllers and it
works great.
Everything else will have issues due to being emulated.
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FYI the X58 is very old and Intel didn't really make a proper IOMMU for
that generation of CPU's - no Interrupt Remapping and most boards lack
IOMMU-GFX support so you can't attach a video card. Don't let it color
your experience and future endeavors.
I would RMA your X399 board, assuming it h
No matter what you get I would advise against getting a non-server board
where you won't be getting support for what they consider to be a server
feature, someone with a "gamer" board who says IOMMU works may have a
different revision than what is currently being sold - getting it
working is al
I am looking for a low power fanless/low price graphics card that can be
assigned to a VM without trouble.
I am also wondering as to if there are any normal graphics cards with
FLR (normal as in not the ones intended for RDP that have only a single
display connector)
On 01/10/2018 02:07 PM, Alex Williamson wrote:
On Wed, 10 Jan 2018 13:33:29 -0500
"taii...@gmx.com" wrote:
I am looking for a low power fanless/low price graphics card that can be
assigned to a VM without trouble.
HD5450? I don't recall every having any trouble with mine,
For some reason when I play games at high enough texture settings where
there is bursts in bus usage due to not enough VRAM my USB audio
stutters then cuts out and I need to replug it and restart the game to
solve the issue - of course it is getting very annoying.
I have set my Geforce 780 to
On 02/16/2018 11:29 AM, John Koelndorfer wrote:
There was a patchset released for qemu that greatly improves the emulated
audio device sound quality. It helps with the frequent popping you'd hear
with vanilla qemu. See this thread on reddit:
https://www.reddit.com/r/VFIO/comments/74vokw/improved
How would I with libvirt/qemu and AMD-Vi v1.26 restrict device
communication inside a VM as it would be on the host?
I am under the assumption that this doesn't happen and that for instance
with a router/firewall you would have the following dilemma:
Bare metal - IOMMU protects you from netwo
On 02/26/2018 04:14 PM, Alex Williamson wrote:
On Mon, 26 Feb 2018 02:12:39 -0500
"taii...@gmx.com" wrote:
How would I with libvirt/qemu and AMD-Vi v1.26 restrict device
communication inside a VM as it would be on the host?
https://libvirt.org/formatdomain.html#elementsIommu
(Ye
I am getting an error.
error: unsupported configuration: IOMMU device: 'intel' is only
supported with Q35 machines
test
2
2
hvm
hvm
pc-q35-2.11 is listed as supported in "qemu-system-x86_64 -machine help"
I have also tried many of the other
I have procured one of these cards and according to lspci it supports
SR-IOV like the newer ones (2308, 3008 etc) but there is zero
documentation anywhere about configuring a HBA/RAID card with SR-IOV I
have even looked at the manuals for the newer ones where broadcom touts
it as a great featur
On 03/12/2018 08:38 PM, Alex Williamson wrote:
On Mon, 12 Mar 2018 20:32:40 -0400
"taii...@gmx.com" wrote:
I have procured one of these cards and according to lspci it supports
SR-IOV like the newer ones (2308, 3008 etc) but there is zero
documentation anywhere about configuring
On 03/15/2018 01:52 PM, Trevor Rose wrote:
are there any guides to avoiding pitfalls in hardware selection?
Most hardware that claims to support IOMMU actually doesn't or has bad
ACS grouping so check with others who have the same revision before you buy.
I bought two disappointing boards befor
I would download and play around with the intel internal EEUpdate
binaries available from IBM's website in an EFI version which you can
load in a VM with the cards PF's assigned to it.
You can also email me if you want the version you can run in a windows
VM in case that doesn't work (I haven't be
Considering how difficult passing through a primary adapter is I suggest
simply purchasing another graphics card.
You can obtain a fanless low profile model for around $20-$30 or so I
had purchased a 5450 do to that and it works fine.
Alternatively if you want to play games but are strapped for c
Board: KGPE-D16 running coreboot. (these run CPU's similar to the FX series)
While I receive video output from the guest no matter what I do 2d/3d
acceleration won't enable.
I see nothing in host dmesg about this (no BAR issues or what not) - but
the one thing I noticed is that the device doesn't
On 08/25/2018 07:04 AM, Gary wrote:
> On 25/08/18 06:36, taii...@gmx.com wrote:
>> Board: KGPE-D16 running coreboot. (these run CPU's similar to the FX series)
>>
>> While I receive video output from the guest no matter what I do 2d/3d
>> acceleration won'
I installed an older driver version (the first crimson rx580 release)
via .inf and 3d acceleration is now working - the .msi stated the same
generic incompatible message but via .inf it worked.
I am guessing the issue is that I was not updating windows (no point in
having network access for SP gam
"MSIX PBA outside of specified BAR"
Passing through a port of my i350 worked fine a little while ago but now
I get this error.
Only changes I have made is swap my geforce 780 2gb for a RX580 8gb and
move the nic down a slot so the 580 gets more space for fans.
Known issues - my system has no 64
Hey we need:
dmesg
and
# lspci -vvv
Thanks! (Its ok I always forget to provide them too)
I recently purchased a new AMD card so I will be able to assist as I
have experienced a variety of issues already.
0xDF372A17.asc
Description: application/pgp-keys
_
Thanks for your assistance.
I ended up noticing what was wrong - the BAR required for MSI-X wasn't
being assigned but moving the card back to the original slot (not as
good for airflow) solved the issue and now the bars are assigned again
for some reason and it works once more. I wish I had checke
On 10/15/2018 12:00 PM, Simon Brand wrote:
> Good evening,
>
> I have a Lenovo Thinkpad P51 and I want to pass the GPU (GM107GLM
> [Quadro M1200 Mobile]) to (linux) VM. I only want to run cuda on the
> GPU, so there is no output needed.
> I use an uptodate arch linux:
> $ uname -r
> 4.18.14-arch1
I thought everyone should know
Using Q35 (automatic 3.0) instead of i440fx fixes the VM CPU idle usage
resulting in power savings, previously with the emulated 440 I would
have 40-50% of one core being used idle but now it idles properly
without using CPU for no reason.
Has anyone else noticed th
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