Re: Xorg VRAM leak because of Qt/OpenGL Application

2018-07-12 Thread Mathieu Westphal
Hi list, The issue was resolved thanks to an intense debugging session. This is a Qt issue, caused by our usage of QVTKOpenGLWindow and windowContainer. The leak was caused by NULL parenting the parent of the windowContainer containing the QVTKOpenGLWindow just before deletion. This code was her

Re: Xorg VRAM leak because of Qt/OpenGL Application

2018-07-02 Thread Mathieu Westphal
Hi Dennis, Aaron, Firstly, Dennis, you may have missed that it is *Xorg *leaking in the *VRAM *and not releasing it even* after my application is exited*/killed completely. I have been monitoring the RAM as well, it is fine and my application is not leaking but somehow forces Xorg to allocate grap

Re: Xorg VRAM leak because of Qt/OpenGL Application

2018-07-02 Thread Aaron Plattner
On 07/02/2018 09:22 AM, Dennis Clarke wrote: > On 07/01/2018 10:11 PM, Mathieu Westphal wrote: >> Hello list, >> >> I am working on a complex Qt/OpenGL Application. >> Xorg starts leaking in VRAM when i'm using the application and never >> release the memory, until I restart X of course. >> >> $ nv

Re: Xorg VRAM leak because of Qt/OpenGL Application

2018-07-02 Thread Dennis Clarke
On 07/01/2018 10:11 PM, Mathieu Westphal wrote: Hello list, I am working on a complex Qt/OpenGL Application. Xorg starts leaking in VRAM when i'm using the application and never release the memory, until I restart X of course. $ nvidia-smi I think you are looking at output from an nvidia to