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Re: [VirtualGL-Users] can't use drivers?
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From: Wolfgang P. <Wolfgang.Pauli@Colorado.EDU> - 2009-05-07 19:54:58
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Hi,
I had indeed missed that I should stop kdm while running vglserver_config. So I
did it again, but still get the same error, already when running the sanity
check (xdpyinfo -display :0). Maybe the issue is that I am using kde4? Please
find the output you requested below.
Thank you,
Wolfgang
sudo /opt/VirtualGL/bin/vglserver_config
1) Configure server for use with VirtualGL in GLX mode
2) Unconfigure server for use with VirtualGL in GLX mode
X) Exit
Choose:
1
Restrict local X server access to vglusers group (recommended)?
[Y/n]
n
Restrict framebuffer device access to vglusers group (recommended)?
[Y/n]
n
Disable XTEST extension (recommended)?
[Y/n]
n
... Creating /etc/modprobe.d/virtualgl to set requested permissions for
/dev/nvidia* ...
... Attempting to remove nvidia module from memory so device permissions
will be reloaded ...
... Granting write permission to /dev/nvidia* for all users ...
Done. You must restart the display manager for the changes to take effect.
1) Configure server for use with VirtualGL in GLX mode
2) Unconfigure server for use with VirtualGL in GLX mode
X) Exit
Choose:
x
---
Here are the specs for our machine:
OS: kubuntu (intrepid)
kdm version 4:4.2.2-0ubuntu1~intrepid1
two nvidia cards:
01:00.0 VGA compatible controller: nVidia Corporation GeForce 8800 GT (rev a2)
02:00.0 VGA compatible controller: nVidia Corporation GeForce 8800 GT (rev a2)
driver: nvidia-glx version 180
kernel version: 2.6.27-11-generic
On Thursday 07 May 2009 01:26:57 pm DRC wrote:
> Yes, vglserver_config is supposed to open up permissions to display :0.
> Apparently it didn't. Some things to check:
>
> (1) Did you restart the X server (display :0) after running
> vglserver_config?
>
> (2) Are you running the accelerated drivers for your 3D graphics card?
> (supplied by the vendor, not the drivers that ship with Linux.)
>
> Please refer to Section 6.2 of the User's Guide for more detailed
> instructions.
>
> If you are still having problems, send me the output of
> vglserver_config, as well as the specifications of your machine
> (distribution of Linux, version, graphics card, graphics driver version,
> etc.)
>
> Wolfgang Pauli wrote:
> > Thanks! However, if I run it without -d, I get
> >
> > "[VGL] ERROR: Could not open display :0."
> >
> > Wolfgang
> >
> > On Thursday 07 May 2009 01:28:03 am DRC wrote:
> >> Try just 'vglrun glxinfo' without the '-d :1'. -d is used to specify
> >> the 3D X display, which is usually :0 (the display that has the 3D
> >> graphics card attached.) :1 is the 2D X display (your VNC session.)
> >>
> >> Wolfgang Pauli wrote:
> >>> Hi,
> >>>
> >>> This is the first time we are trying to use virtualgl with turbovnc at
> >>> my work, and we're totally clue less what else to try.
> >>>
> >>> We installed turbojpeg, turbovnc, and virtualgl on all involved
> >>> machines.
> >>>
> >>> We ran the vglserver_config (and answered all questions with "no")
> >>>
> >>> Then we started the vncserver
> >>>
> >>> and connected from the client with vncviewer
> >>>
> >>> So far everything seems fine.
> >>>
> >>> Now we tried to run glxinfo in the vnc session:
> >>>
> >>> vglrun -d :1 glxinfo
> >>>
> >>>
> >>>
> >>> name of display: :1.0
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> [VGL] ERROR: Cannot obtain a Pbuffer-enabled 24-bit FB config on the
> >>> VirtualGL [VGL] server. This is most likely because the 3D X Server
> >>>
> >>> :1 [VGL] is not configured for 24-bit color or does not have
> >>>
> >>> accelerated 3D [VGL] drivers installed.
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> [VGL] ERROR: Cannot obtain a Pbuffer-enabled 24-bit FB config on the
> >>> VirtualGL [VGL] server. This is most likely because the 3D X Server
> >>>
> >>> :1 [VGL] is not configured for 24-bit color or does not have
> >>>
> >>> accelerated 3D [VGL] drivers installed.
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> [VGL] ERROR: Cannot obtain a Pbuffer-enabled 24-bit FB config on the
> >>> VirtualGL [VGL] server. This is most likely because the 3D X Server
> >>>
> >>> :1 [VGL] is not configured for 24-bit color or does not have
> >>>
> >>> accelerated 3D [VGL] drivers installed.
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> Error: couldn't find RGB GLX visual or fbconfig
> >>>
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> Xlib: extension "GLX" missing on display ":1.0".
> >>> [VGL] ERROR: in glXGetConfig--
> >>> [VGL] 299: Could not obtain Pbuffer-capable RGB visual on the server
> >>>
> >>>
> >>>
> >>> ---
> >>>
> >>> vncserver was invoked with -depth 24
> >>>
> >>> lsmod says I have these loaded:
> >>> nvidia 7103300 24
> >>> agpgart 42184 2 nvidia,drm
> >>> i2c_core 31892 3 nvidia,eeprom,i2c_i801
> >>>
> >>> There is no other x server running.
> >>>
> >>> Any hints???
> >>>
> >>> Thanks!
> >>>
> >>>
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> >> Vir...@li...
> >> https://lists.sourceforge.net/lists/listinfo/virtualgl-users
> >
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>
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> production scanning environment may not be a perfect world - but thanks to
> Kodak, there's a perfect scanner to get the job done! With the NEW KODAK
> i700 Series Scanner you'll get full speed at 300 dpi even with all image
> processing features enabled. http://p.sf.net/sfu/kodak-com
> _______________________________________________
> VirtualGL-Users mailing list
> Vir...@li...
> https://lists.sourceforge.net/lists/listinfo/virtualgl-users
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