From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ@public.gmane.org Subject: [Bug 97367] New: k520 card produce high volume of IRQ Date: Tue, 16 Aug 2016 14:53:01 +0000 Message-ID: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0432556311==" Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "Nouveau" To: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: nouveau.vger.kernel.org --===============0432556311== Content-Type: multipart/alternative; boundary="14713591810.7B322.26575"; charset="UTF-8" --14713591810.7B322.26575 Date: Tue, 16 Aug 2016 14:53:01 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D97367 Bug ID: 97367 Summary: k520 card produce high volume of IRQ Product: xorg Version: unspecified Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: Driver/nouveau Assignee: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Reporter: mmaret-LWXiaffTwBPZJqsBc5GL+g@public.gmane.org QA Contact: xorg-team-go0+a7rfsptAfugRpC6u6w@public.gmane.org Created attachment 125818 --> https://bugs.freedesktop.org/attachment.cgi?id=3D125818&action=3Dedit dmesg Amazon propose computer with k520(GK104) GPU for virtualisation (Xen). You can use Ubuntu LTS on it for example. When inserting the nouveau driver, /proc/interrupts report that nvkm is doi= ng ~100000 interrupts/sec. This have been tested on kernel 4.4.0 and 4.4.13. On amazon, you do not control the real hardware where your system will be r= un. It appear that sometimes, this issue do not happen. May be this could be du= e to vbios version ? Forcing nouveau in headless mode (modeset=3D2) produce a normal amount of I= RQ. --=20 You are receiving this mail because: You are the assignee for the bug.= --14713591810.7B322.26575 Date: Tue, 16 Aug 2016 14:53:01 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated
Bug ID 97367
Summary k520 card produce high volume of IRQ
Product xorg
Version unspecified
Hardware Other
OS All
Status NEW
Severity normal
Priority medium
Component Driver/nouveau
Assignee nouveau@lists.freedesktop.org
Reporter mmaret@genymobile.com
QA Contact xorg-team@lists.x.org 

Created attachment 125818 [details]<=
/span>
dmesg

Amazon propose computer with k520(GK104) GPU for virtualisation (Xen).
You can use Ubuntu LTS on it for example.
When inserting the nouveau driver, /proc/interrupts report that nvkm is doi=
ng
~100000 interrupts/sec.

This have been tested on kernel 4.4.0 and 4.4.13.

On amazon, you do not control the real hardware where your system will be r=
un.
It appear that sometimes, this issue do not happen. May be this could be du=
e to
vbios version ?

Forcing nouveau in headless mode (modeset=3D2) produce a normal amount of I=
RQ.

You are receiving this mail because:
  • You are the assignee for the bug.
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