I'd define it as an X Server running on a computer with no screen or keyboard attached.
On 27/02/2012 13:22, 图潘 wrote: > Thank you, > > just for clarification. What exactly is a headless X Server? > I have looked for that on the net, but could only find info about that > someone is "using" it, > not explaining what it is, > > On Mon, Feb 27, 2012 at 2:00 PM, DRC<dcomman...@users.sourceforge.net> wrote: >> On 2/27/12 6:32 AM, 图潘 wrote: >>> Hi, >>> I still have some understanding problems about the use of VirtualGL. >>> Does VirtualGL rely on an X server in or can I also use it headlessly? >>> >>> My actual goal is to have a server with no Xorg installed, then run >>> virtualbox headless >>> with a couple of windows machines that have full 3D acceleration. >>> >>> Can this be achieved with VirtualGL? >>> >>> Best wishes >>> 潘图 >> The answer to both questions is yes. You can use it headlessly, but you >> still have to run an X server on the GPU-- a headless X server. Search >> the archives for several e-mails on how to do this, or maybe someone >> else will chime in with tips. My understanding is that it just involves >> the right edits to xorg.conf to make Xorg not look for a physical display. >> >> There is currently no way to access the GPU except through an X server, >> which is why we have to run one on the server. At one time, Sun had a >> technology called "GLP" that allowed fully headless access to a GPU >> without going through an X server. It used a GLX-like API to achieve >> this. It never made it onto any platform other than SPARC, however, and >> I think nVidia's position is that people should just use a headless X >> server to accomplish the same thing. >> >> ------------------------------------------------------------------------------ >> Try before you buy = See our experts in action! >> The most comprehensive online learning library for Microsoft developers >> is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, >> Metro Style Apps, more. Free future releases when you subscribe now! >> http://p.sf.net/sfu/learndevnow-dev2 >> _______________________________________________ >> VirtualGL-Users mailing list >> VirtualGL-Users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/virtualgl-users > ------------------------------------------------------------------------------ > Try before you buy = See our experts in action! > The most comprehensive online learning library for Microsoft developers > is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, > Metro Style Apps, more. Free future releases when you subscribe now! > http://p.sf.net/sfu/learndevnow-dev2 > _______________________________________________ > VirtualGL-Users mailing list > VirtualGL-Users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/virtualgl-users ------------------------------------------------------------------------------ Try before you buy = See our experts in action! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-dev2 _______________________________________________ VirtualGL-Users mailing list VirtualGL-Users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/virtualgl-users
